Recent Publications
* asterisk denotes student contributions
*Woods SE, *Nistor P, Anderson KK, Stranges S. More than beauty sleep: Sleep patterns of Canadian women across the lifecourse. Women’s Health, In Press – July 25 2025.
*Rajaratnam E, *Zhong T, Anderson KK, Some N, Sarma S. The impact of team-based primary care on health care utilization among patients with mental and substance use disorders: A systematic review of English-language studies. Family Practice, In Press – July 11 2025.
Barwick M, Durbin J, Foussias G, Panzarella E, Saliba M, Brooks S, Stasiulis E, Dubrowski R, Kurdyak P, Sockalingam S, Addington D, Ampofo A, Anderson KK, Baker-Devost A, Bromley S, Choi M, Dahrouge S, Duda L, Felsbourg-Linton J, Gallagher S, Hewitt-McVicker K, Jaouich A, Koegl C, Kolic J, Maxwell C, Miranda D, Morin J, Nagy K, Narikuzhy S, de Oliveira C, Polillo A, Primeau V, Riley J, Rossi D, Serhal E, Shakespeare J, Soklaridis S, Stubbings T, Urajnik D, Kozloff N, Voineskos A. Fidelity, implementation determinants, and patient-level outcomes following initial implementation of NAVIGATE in the Early Psychosis Intervention - Spreading Evidence-based Treatment (EPI-SET) study. Schizophrenia Bulletin. Accepted – May 28 2025.
Wagner E, Mortazavi M, Poddighe L, Baldwin DS, Masdrakis V, Castle DJ, Serretti A, Oliva V, Fanelli G, Fornaro M, Shin JI, Colman I, Semchishen SN, Nicholls SG, Anderson KK, Wang J, Brietzke E, Sabe M, Cortese S, Hasan A, Chung Chang W, Myran D, Correll CU, Connor S, Hojlund M, Solmi M. Risk of all-cause and cause-specific mortality, and suicide attempt in people with anxiety and stress-related disorders: A systematic review, meta-analysis, and meta-regression analysis of 165 studies. World Psychiatry. Accepted – April 1 2025.
*Wiener JC, Rodrigues R, Reid JNS, Archie S, Hameed Jan S, MacDougall A, Palaniyappan L, Jaakkimainen L, Chen B, Sawh N, Anderson KK. Early psychosis symptoms noted in electronic medical records during help-seeking visits in primary care. Canadian Journal of Psychiatry. E-Pub – July 7 2025.
*Adu J, Oudshoorn A, Anderson KK, Marshall CA, Stuart H. Family members' perspectives on mental illness stigma: A community study. Canadian Journal of Nursing, E-Pub – May 16 2025.
Rotenberg M, *Graffi J, Anderson KK, Kurdyak P, Kozloff N, Foussias G. A geospatial analysis of early psychosis intervention services in Toronto, Canada. Canadian Journal of Psychiatry. E-Pub – April 20 2025.
*Salama R, Rodrigues R, Comeau J, Choi Y, Rotenberg M, Edwards J, Le B, Anderson KK. (2025) Contact with health services for adverse childhood experiences and subsequent risk of non-affective psychotic disorder: Population-based evidence from Ontario, Canada. Schizophrenia Research, 283, 115-121.
Anderson KK, Rodrigues R, Rotenberg M, Edwards J, Le B. (2025) Cohort Profile: The Ontario Mental Health and Intersectionality Data Surveillance (Ontario-MINDS) Cohort. International Journal of Epidemiology, 54(3), dyaf076.
*Hensel A, Nicholson K, Anderson KK, Gomaa N. (2025) Adverse childhood experiences and the co-occurrence of poor oral health and multimorbidity: Findings from the Canadian Longitudinal Study on Aging. Community Dentistry and Oral Epidemiology, 53(3), 307-315.
Afifi TO, McCarthy J, Osorio A, MacGowan L, Taillieu TL, Stewart-Tufescu A, Sareen J, MacMillan HL, Tonmyr L, McPhail D, Colman I, Ferro MA, Anderson KK, Edwards J. (2025) Child abuse prevalence estimates in Canada; Comparisons of nationally representative data from 2012 to 2022: A population-based study. Lancet Regional Health – Americas, 45, 101072.
*Kim HH, Silverman M, Anderson KK, Lodhi R, Sarma S, Dickey C, Forchuk C. (2025) Risk factors associated with in-hospital substance use among people who use methamphetamine in London, Ontario. Canadian Journal of Addiction, 16(1), 16-23.
Myran DT, Pugliese M, Xiao J, Kaster TS, Husain MI, Anderson KK, Fabiano N, Wong S, Fiedorowicz JG, Webber C, Tanuseputro P, Solmi M. (2025) Emergency department visits involving hallucinogen use and risk of schizophrenia spectrum disorder. JAMA Psychiatry, 82(2), 142-150.
*Edwards J, Wang L, Fuller A, Anderson KK, de Oliveira C, Georgiades K. (2025) High intensity physician-based service use for mental health concerns in a general-population sample of children and youth. Canadian Journal of Psychiatry, 70(2), 127-135.
Myran DT, Pugliese M, Harrison LD, Solmi M, Anderson KK, Fiedorowicz JG, Manuel D, Taljaard M, Webber C, Finkelstein Y, Tanuseputro P. (2025) Changes in incident schizophrenia diagnoses associated with cannabis use disorder after cannabis legalization. JAMA Network Open, 8(2), e2457868.
*Lan M, John-Baptiste A, Curran C, Alemu FW, Avan A, Anderson KK, Ali S. (2025) Systematic review of economic studies evaluating the impact of hypertension prevention and modification on dementia burden. Journal of Prevention of Alzheimer's Disease, 12(1), 100017.
*Obeegadoo I, Kingsbury M, Anderson KK, Colman I. (2025) Suicidality in first-generation, second-generation and non-immigrant youth in Canada. Journal of Migration and Health, 11, 100296.
*Wootten JC, Richard L, Lam M, Blanchette PS, Solmi M, Anderson KK. (2024) Treatment and mortality following cancer diagnosis among people with non-affective psychotic disorders in Ontario, Canada: A retrospective cohort study. Schizophrenia Bulletin, 51(1), 75-84.
*Eccles H, Abramovich A, Patte KA, Elton-Marshall T, Racine N, Ferro MA, Edwards J, Anderson KK, Afifi TO, Geoffroy MC, Kingsbury M, Colman I. (2024) The prevalence of psychiatric disorders in transgender and gender diverse people in Canada: A population-based study. JAMA Network Open, 7(10), e2436883.
*Adu J, Oudshoorn A, Anderson KK, Marshall CA, Stuart H. (2024) The experiences of familial mental illness stigma among individuals living with mental illness. Journal of Biosocial Sciences, 56(5), 809-830.
*Adu J, Oudshoorn A, Anderson KK, Marshall CA, Stuart H. (2024) Negotiating familial mental illness stigma: The role of family members of persons living with mental illnesses. PLOS ONE, 19(9), e0311170.
*Wang JY, Speechley KN, Anderson KK, Gainham G, Ali S, Doyon-Trottier E, Sabhaney V, Heath A, Forbes A, Poonai N. (2024) Intranasal midazolam for procedural distress in children in the emergency department: A systematic review and meta-analysis. Canadian Journal of Emergency Medicine, 26(9), 658-670.
Anderson KK, *Khan JA, *Edwards J, Le B, Longobardi G, *Witt I, *Alonso-Sánchez MF, Palaniyappan L. (2024) Lost in translation? Deciphering the role of language differences in the excess risk of psychosis among migrant groups. Psychological Medicine, 54(11), 3063-3070.
*Valdez C, Rodrigues R, Reid J, Anderson KK. (2024) Disparities in access to a regular family physician among first-generation migrants prior to a first diagnosis of psychotic disorder in Ontario, Canada. Community Mental Health Journal, 60(6), 1237-1241.
Rodrigues R, Reid J, Archie S, Booth RG, Cheng C, MacDougall AG, Palaniyappan L, Ryan B, Voineskos A, Anderson KK. (2024) Access to a regular family physician among young people with early psychosis in Ontario, Canada. Early Intervention in Psychiatry, 18(7), 513-523.
*Carter B, Rodrigues R, *Edwards J, Hameed Jan S, Ryan BL, Booth RG, Archie S, Anderson KK. (2024) Early psychosis intervention and primary care: A mixed methods study of family physician knowledge, attitudes, preferences, and needs. Community Mental Health Journal, 60(5), 898-907.
*Hensel ALJ, Nicholson K, Anderson KK, Gomaa NA. (2024) Biopsychosocial factors in oral and systemic diseases: A scoping review. Frontiers in Oral Health, 5, 1378467.
*Brogly C, Lizotte DJ, Mitchell M, Speechley M, MacDougall A, Huner E, Anderson KK, Bauer MA. (2024) An app-based ecological momentary assessment of undergraduate mental health during the COVID-19 pandemic in Canada (Smart Healthy Campus Version 2.0): Longitudinal study. PLOS Digital Health, 3(5), e0000239.
*Wootten JC, Rodrigues R, Gilliland J, Carter B, Reid J, Shariff SZ, Le B, Archie S, *Edwards J, Elton-Marshall T, Myran DT, Palaniyappan L, Perlman C, Seabrook JA, Murray RM, Anderson KK. (2024) The effect of non-medical cannabis retailer proximity on use of mental health services for psychotic disorders in Ontario, Canada. International Journal of Social Psychiatry, 70(2), 308-318.
Rodrigues R, *Jing A, Anderson KK, *Alonzo R, Wilk P, Reid GJ, Gilliland J, Zou G, Nicholson K, Guaiana G, Stranges S. (2024) Who sleeps well in Canada? The social determinants of sleep health among middle-aged and older adults in the Canadian Longitudinal Study on Aging. Sleep Health, 10(1), 104-113.
Clemens KK, Le B, Anderson KK, Comeau J, Tarasuk V, Shariff SZ. (2024) The association between household food insecurity and health care costs among Canadian children. Canadian Journal of Public Health, 115(1), 89-98.
MacDougall AG, *Wiener JC, *Puka K, Price E, Oyewole-Eletu O, Gardizi E, Anderson KK, Norman RMG. (2024) Effectiveness of a mindfulness-based intervention for persons with early psychosis: A multi-side randomized controlled trial. Schizophrenia Research, 264, 502-510.
*Idrees S, Anderson KK, Choi Y, Tijssen J. (2024) Sociodemographic factors and the risk of paediatric out-of-hospital cardiac arrest in Ontario, Canada: A province-wide case-control study. Journal of the American Heart Association, 13(1), e032718.
Anderson KK, Rodrigues R, Le B, *Mamun M, Archie S, *Edwards J, Elton-Marshall T, Gilliland J, Myran D, Palaniyappan L, Perlman C, Seabrook J, Murray RM, Shariff S. (2024) Impact of non-medical cannabis legalization with market restrictions on health service and incident cases of psychotic disorder in Ontario, Canada. International Journal of Drug Policy, 123, 104285.
*Kim HH, Silverman M, Anderson KK, Lodhi R, Sarma S, Dickey C, Forchuk C. (2023) Characterization of a cohort of persons who use methamphetamines in London, Ontario and in-hospital substance use. Canadian Journal of Addiction, 14(4), 36-43.
* Wiener JC, Rodrigues R, Reid J, Anderson KK. (2023) Describing models of shared care for the management of psychotic disorder after first diagnosis in Ontario. Canadian Family Physician, 69(12), 859-866. PubMed
Idrees S, Abdullah R, Anderson KK, Tijssen JA. (2023) Sociodemographic factors associated with paediatric out-of-hospital cardiac arrest: A systematic review. Resuscitation, 192, 109931. PubMed
Myran D, Harrison LD, Pugliese M, Solmi M, Anderson KK, Fiedorowicz JG, Perlman CM, Webber C, Finkelstein Y, Tanuseputro P. (2023) Transition to schizophrenia spectrum disorder following emergency department visits due to substance use with and without psychosis. JAMA Psychiatry, 80(11), 1169-1174. PubMed
*Ologundudu OM, Palaniyappan L, Cipriano LE, Wijnen BFM, Anderson KK, Ali S. (2023) Risk stratification for treating people at ultra-high risk for psychosis: A cost-effectiveness analysis. Schizophrenia Research, 261, 225-233. PubMed
Anderson KK, Rodrigues R. (2023) Differences in clinical presentation at first hospitalization and the impact on involuntary admissions among first-generation migrant groups with non-affective psychotic disorders. Social Psychiatry and Psychiatric Epidemiology, 58(9), 1329-1341. PubMed
*Nistor P, *Chang-Kit B, Nicholson K, Anderson KK, Stranges S. (2023) The relationship between sleep and multimorbidity in community dwelling populations: Systematic review and global perspectives. Sleep Medicine, 109, 270-284. PubMed
Comeau J, Wang L, Duncan L, *Edwards J, Georgiades K, Anderson KK, Wilk P, Lau T. (2023) Correlates of child mental health and substance use related emergency department visits in Ontario: A linked population survey and administrative health data study. International Journal of Population Data Science, 8(1), 19. PubMed
* Carter B, Rodrigues R, Reid J, Archie S, Terry AL, Palaniyappan L, MacDougall AG, Voineskos A, Hameed Jan S, Jaakkimainen L, Chen B, Sawh N, Anderson KK. (2023) Sex differences in the clinical presentation of early psychosis in a primary care setting. Archives of Women’s Mental Health, 26(4), 485-493.PubMed
Solmi M, Cortese S, *Wootten JC, Anderson KK, From cancer prevention to death: The case for transdiagnostic integrated services for physical health in people with mental disorders, and research agenda. Lancet Psychiatry, 10(7), 475-476. PubMed
Anderson KK, Le B, Zhang L, Clemens KK, Comeau J, Tarasuk V, Shariff SZ. (2023) Household food insecurity and health service use for mental and substance use disorders among children and adolescents in Ontario, Canada. CMAJ, 195(28), E948-E955. PubMed
*Rotenberg M, Gozdyra P, Anderson KK, Kurdyak P. (2023) The role of geography and distance on physician follow-up after hospitalization with a diagnosis of a schizophrenia spectrum disorder: A retrospective population-based cohort study in Ontario, Canada. PLOS ONE, 18(6), e0287334. PubMed
Rodrigues R, Nicholson K, Guaiana G, Wilk P, Stranges S, Anderson KK. (2023) Sleep problems and psychological well-being: Baseline findings from the Canadian Longitudinal Study on Aging. Canadian Journal on Aging, 42(2), 230-240. PubMed
*Rotenberg M, Tuck A, Anderson KK, McKenzie K. (2023) Neighbourhood level social capital, marginalization, and the incidence of schizophrenia and schizoaffective disorder in Toronto, Canada: A retrospective population-based cohort study. Psychological Medicine, 53(6), 2643-2651. PubMed
* Adu J, Oudshoorn A, Anderson KK, Marshall CA, Stuart H. (2023) Experiences of familial stigma among individuals living with mental illnesses: A meta-synthesis of qualitative literature from high-income countries. Journal of Psychiatric and Mental Health Nursing, 30(2), 208-233. PubMed
* Wiener JC, Rodrigues R, Reid J, Archie S, Booth RG, Cheng C, Hameed Jan S, Kurdyak P, MacDougall AG, Palaniyappan L, Ryan B, Anderson KK, on behalf of the project co-investigators. (2023) Patient and physician factors associated with first diagnosis of non-affective psychotic disorder in primary care. Administration and Policy in Mental Health and Mental Health Services Research, 50(2), 212-224. PubMed
* Edwards J, Wang L, Fuller A, Anderson KK, Georgiades K. (2023) Comparing youth with vs without outpatient mental health services on subsequent acute mental health care visits. Social Psychiatry and Psychiatric Epidemiology, 58(3), 501-504. PubMed
Shah J, Moinfar Z, Anderson KK, Gould H, Jacobs P, Mitchell S, Nguyen T, Rodrigues R, Hutt-Macleod D, Reaume-Zimmer P, Rudderham H, Rudderham S, Surood S, Smyth R, Urichuk L, Malla AK, Iyer SN, Latimer E. (2023) Return on investment from service transformation for young people experiencing mental health problems: Approach to economic evaluations in ACCESS Open Minds (Esprits ouverts), a multi-site pan-Canadian youth mental health project. Frontiers in Psychiatry, 14, 1030407. PubMed
* Wootten JC, Wiener JC, Blanchette PS, Anderson KK Cancer incidence and stage at diagnosis among people with psychotic disorders: Systematic review and meta-analysis. Cancer Epidemiology, 80, 102233. PubMed
MacDougall AG, Price E, Norman RMG, Glen S, *Kukan S, Powe L, Lysaker PH, Anderson KK . (2022) A pilot study of participatory video in early psychosis: Qualitative findings. Qualitative Research in Medicine and Healthcare, 6(2), 10438. PubMed
* Wootten JC, Wiener JC, Richard L, Blanchette P, Anderson KK. Cancer incidence and stage at diagnosis among people with recent-onset psychotic disorders. A retrospective cohort study using Ontario health administrative data. Psycho-Oncology, 31(9), 1510-1518. PubMed
Anderson KK, Le B, *Edwards J. (2022) Comparing risk factors for non-affective psychotic disorders with common mental disorders among migrant groups: A 25-year retrospective cohort study of 2 million migrants. Schizophrenia Bulletin, 48(5), 1011-1020. PubMed
* Hussain J, *Ling L, *Alonzo R, Rodrigues R, Nicholson K, Stranges S, Anderson KK. (2022) Associations between sleep patterns, smoking, and alcohol use among older adults in Canada: Insights from the Canadian Longitudinal Study on Aging (CLSA). Addictive Behaviors, 132, 107345. PubMed
* Wiley ER, Stranges S, Gilliland JA, Anderson KK, Seabrook JA. (2022) Residential greenness and substance use among transitional aged youth: Associations with alcohol, tobacco, and marijuana use. Environmental Research, 212 (Part A), 113124. PubMed
*Alonzo RT, Anderson KK, Rodrigues R, Klar N, Chiodini P, Montero-Odasso M, Stranges S. (2022) Does shiftwork impact cognitive performance? Findings from the Canadian Longitudinal Study on Aging (CLSA). International Journal of Environmental Research and Public Health, 19(16), 10124. PubMed
* Im J, Rodrigues R, Anderson KK, Wilk P, Stranges S, Nicholson K. (2022) Examining the prevalence and correlates of multimorbidity among community-dwelling older adults: Cross-sectional evidence from the Canadian Longitudinal Study on Aging (CLSA) first follow-up data. Age and Ageing, 51(8), afac165. PubMed
*Carter B, *Wootten J, Archie S, Terry AL, Anderson KK. (2022) Sex and gender differences in symptoms of early psychosis: A systematic review and meta-analysis. Archives of Women’s Mental Health, 25(4), 679-691.PubMed
Avan A, Hachinski V, Aamodt A, Alessi C, Ali S, Alladi S, Andersen R, Anderson KK, Azarpazhooh MR, Bassetti CLA, Brainin M, Brodtmann A, Buchan A, Charway-Felli A, Cipriano LE, Endres M, Evans TG, Federico A, Feigin VL, Ferro JM, Freedman M, Frisbee SJ, Fuster V, Ganten D, Gilliland J, Kimura J, Kirton J, Kuey L, Martins SCO, Mokhber N, Nilanont Y, Nucera A, Oveisgharan S, Owen AM, Owolabi MO, Rogers KA, Rouleau GA, Sacco RL, Stranges S, Whitehead SN, Whitehouse PJ, Wilk P. (2022) Brain health: Key to health, productivity, and wellbeing. Alzheimer’s and Dementia, 18(7), 1396-1407. PubMed
*McRae S, *Edwards J, Speechley KN, Sukhera J, Zou G, Anderson KK. (2022) The prevalence and impact of adolescent hospitalization to adult psychiatric units. Early Intervention in Psychiatry, 16(7), 752-759.PubMed
*Edwards J, Wang L, Duncan L, Comeau J, Anderson KK, Georgiades K. (2022) Characterizing mental health related service contacts in children and youth: A linkage study of health survey and administrative data. Child and Adolescent Psychiatry and Mental Health, 16(1), 48. PubMed
*Adu J, Oudshoorn A, Anderson KK, Marshall C, Stuart H. (2022) Social contact: Next steps in an effective strategy to mitigate the stigma of mental illness. Issues in Mental Health Nursing, 43(5), 485-488.PubMed
Archie S, Palaniyappan L, Olagunju AT, Johnson N, Kozloff N, Sadeh E, Bardell A, Baines A, Anderson KK, Ayonrinde O, Ferrari M. (2022) Insights about cannabis and psychosis using video games for young people with a first episode of psychosis, particularly those from Black racialized backgrounds: Study design. JMIR Research Protocols, 11(5), e36758. PubMed
*Rotenberg M, Tuck A, Anderson KK, McKenzie K (2022). Green space and the incidence of schizophrenia in Toronto, Canada. Canadian Journal of Psychiatry, 67(3), 238-240. PubMed
Lecomte T, Addington J, Bowie C, Lepage M, Potvin S, Shah J, Summerville C, Tibbo P and the Canadian Network for Research in Schizophrenia and Psychoses . (2022). The Canadian Network for Research in Schizophrenia and Psychoses: A nationally focused approach to psychosis and schizophrenia research. Canadian Journal of Psychiatry, 67(3), 172-175. PubMed
*Rodrigues M, Stranges S, Ryan BL, Anderson KK. (2022) The prevalence of physical multimorbidity among people with non-affective psychotic disorders 10 years after first diagnosis: A matched retrospective cohort study. Social Psychiatry and Psychiatric Epidemiology, 57(3), 495-503. PubMed
*Rotenberg M, Tuck A, Anderson KK, McKenzie K. (2022) The incidence of psychotic disorders and area-level marginalization in Ontario, Canada: A retrospective cohort study. Canadian Journal of Psychiatry, 67(3), 216-225. PubMed
*Edwards J, Chiu M, Rodrigues R, Thind A, Stranges S, Anderson KK. (2022) Examining variations in the prevalence of diagnosed mood or anxiety disorders among migrant groups in Ontario, 1995-2015: A population-based repeated cross-sectional study. Canadian Journal of Psychiatry, 67(2), 130-139. PubMed
*Rotenberg M, Tuck A, Anderson KK . McKenzie K. Neighbourhood level social capital, marginalization, and the incidence of psychotic disorders in Toronto, Canada: A retrospective population-based cohort study. Psychological Medicine, E-Pub. PubMed
*Edwards J, Chiu M, Rodrigues R, Thind A, Stranges S, Anderson KK . Examining variations in the prevalence of diagnosed mood or anxiety disorders among migrant groups in Ontario, 1995-2015: A population-based repeated cross-sectional study. Canadian Journal of Psychiatry, In Press.
*McRae S, *Edwards J, Speechley KN, Sukhera J, Zou G, Anderson KK. The prevalence and impact of adolescent hospitalization to adult psychiatric units. Early Intervention in Psychiatry, E-Pub. PubMed
*Rodrigues M, Stranges S, Ryan BL, Anderson KK The prevalence of physical multimorbidity among people with non-affective psychotic disorders 10 years after first diagnosis: A matched retrospective cohort study. Social Psychiatry and Psychiatric Epidemiology, E-Pub. PubMed
*Rotenberg M, Tuck A, Anderson KK, McKenzie K. The incidence of psychotic disorders and area-level marginalization in Ontario, Canada: A retrospective cohort study. Canadian Journal of Psychiatry, E-Pub. PubMed
*Adu J, Oudshoorn A, Anderson KK, Marshall CA, Stuart H, Stanley M. (2021) Policies and interventions to reduce familial mental illness stigma: A scoping review of empirical literature. Issues in Mental Health Nursing, 42(12), 1123-1137. PubMed
Welk B, *Killin L, Reid J, Anderson KK, Shariff S, Appleton A, Kearns G, Garg AX. (2021) Effect of electronic medication reconciliation at the time of hospital discharge on inappropriate medication use in the community: An interrupted time-series analysis. CMAJOpen, 9(4), E1105-E1113. PubMed
*Ologundudu OM, *Lau T, Palaniyappan L, Ali S, Anderson KK. (2021) Interventions for people at ultra-high risk for psychosis: A systematic review of economic evaluations. Early Intervention in Psychiatry, 15(5), 1115-1126. PubMed
Brogly C, Bauer MA, Lizotte DJ, Press ML, MacDougall A, Speechley M, Huner E, Mitchell M, Anderson KK, Pila E. (2021) An app-based surveillance system for undergraduate students' mental health during the COVID-19 pandemic: Protocol for a prospective cohort study. JMIR Research Protocols, 10(9), e30504. PubMed
*Killin L, Hezam A, Anderson KK, Welk B. (2021) Advanced medication reconciliation: A systematic review of the impact on medication errors and adverse drug events associated with transitions of care. The Joint Commission Journal on Quality and Patient Safety, 47(7), 438-451. PubMed
*Vu T, Anderson KK, Thind A, Some N, Sarma S. (2021) Mental health services utilization in primary care and emergency department settings: Analysis of blended fee-for-service and blended capitation models in Ontario, Canada. Administration and Policy in Mental Health and Mental Health Services Research, 48(4), 654-667. PubMed
*Rodrigues R, Lai MC, *Beswick A, Gorman DA, Anagnostou E, Szatmari P, Anderson KK, Ameis S. (2021) Pharmacological treatment of attention-deficit/hyperactivity disorder symptoms in children and youth with autism spectrum disorder: A systematic review and meta-analysis. Journal of Child Psychology and Psychiatry, 62(6), 680-700. PubMed
Clemens KK, Le B, Anderson KK, Shariff SZ. (2021) Childhood food insecurity and incident diabetes: A longitudinal cohort study of 34 042 children in Ontario, Canada. Diabetic Medicine, 38(5), e14396. PubMed PubMed
Kurdyak P, Mallia E, de Oliveira C, Carvalho AF, Kozloff N, Zaheer J, Tempelaar W, Anderson KK, Correll CU, Voineskos AN. (2021) Mortality after a first diagnosis of schizophrenia-spectrum disorders: A population-based retrospective cohort study. Schizophrenia Bulletin, 47(3), 864-874. PubMed
*Schoer N, Rodrigues R, Reid J, Ryan BJ, Lizotte DJ, Booth R, MacDougall AG, Kurdyak P, Anderson KK. (2021) Patterns of primary care visits prior to a first diagnosis of nonaffective psychotic disorder in Ontario, Canada. Canadian Journal of Psychiatry, 66(4), 406-417. PubMed
*Alonzo RT, *Hussain J, Stranges S, Anderson KK. (2021) Interplay between social media use, sleep quality, and mental health in youth: A systematic review. Sleep Medicine Reviews, 56, 101414. PubMed
*Saunders S, Osuch E, Anderson KK, Martin J, Kunnilathu A, John-Baptiste A. (2021) Factors associated with initiation of community-based therapy for emerging adults with mood and anxiety disorders. Early Intervention in Psychiatry, 15(1), 123-132. PubMed
*Edwards J, *Pananos AD, Thind A, Stranges S, Chiu M, Anderson KK. (2021) A Bayesian approach to estimating the population prevalence of mood and anxiety disorders using multiple measures. Epidemiology and Psychiatric Sciences, 30(e4), 1-7. PubMed
*Rodrigues M, *Wiener JC, Stranges S, Ryan BL, Anderson KK. (2021) The risk of physical multimorbidity in people with psychotic disorders: A systematic review and meta-analysis. Journal of Psychosomatic Research, 140, 110315. PubMed
*Vu T, Anderson KK, Devlin R, Some N, Sarma S. (2021) Physician remuneration schemes, psychiatric hospitalizations, and follow-up care: Evidence from blended fee-for-service and capitation models. Social Science in Medicine, 268, 113465. PubMed
Iyer S, Anderson KK, Shah J, Malla A. (2020) The case for cautious interpretation and replication: Lead-time bias as a potential explanation for the link between duration of untreated psychosis and outcome. American Journal of Psychiatry, 177(12), 1180-1181.
PubMed
Polillo A, Foussias G, Wong A, Ampofo A, Stergiopoulos V, Anderson KK, Bromley S, D'Arcey J, de Oliveira C, Duda L, Henderson J, Kidd S, Kurdyak P, Wang W, Zaheer J, Voineskos AN, Kozloff N. (2020) ED to EPI: Protocol for a pragmatic randomized controlled trial of an SMS (text) messaging intervention to improve the transition from the emergency department to early psychosis intervention for young people with early psychosis. BMJ Open, 10, e042751.
PubMed
MacDougall AG, Kukan S, Price E, Glen S, Bird R, Powe L, Wiener J, Lysaker P, Anderson KK, Norman RMG. (2020) Participatory video as a novel recovery-oriented intervention in early psychosis: A pilot study. International Journal of Social Psychiatry, 66(8), 780-784. PubMed
Nicholson K, Rodrigues R, Anderson KK, Wilk P, Guaiana G, Stranges S. (2020) Sleep behaviours and multimorbidity risk in middle-aged and older adults: Findings from the Canadian Longitudinal Study on Aging (CLSA). Sleep Medicine, 75, 156-162.
PubMed
*Puka K, Ferro MA, Camfield CS, Levin SD, Smith M, Wiebe S, Zou G, Anderson KK, Speechley K. (2020) Trajectories of quality of life 10 years following a diagnosis of epilepsy in childhood. Epilepsia, 61(7), 1453-1463.
PubMed
*Rotenberg M, Anderson KK, McKenzie K. (2020) Social capital and psychosis: A scoping review. Social Psychiatry and Psychiatric Epidemiology, 55(6), 659-671.
PubMed
Kozloff N, Foussias G, Durbin J, Sockalingam, Addington J, Addington D, Ampofo A, Anderson KK, Barwick M, Bromley S, Cunningham J, Dahrouge S, Duda L, Ford C, Gallagher S, Haltigan JD, Henderson J, Jaouich A, Miranda D, Mitchell P, Morin J, de Oliveira C, Primeau V, Serhal E, Soklaridis S, Urajnik D, Whittard K, Zaheer J, Kurdyak P, Voineskos AN. (2020) Early Psychosis Intervention – Spreading Evidence-based Treatment (EPI-SET): Protocol for an effectiveness-implementation study of a structured model of care for psychosis in youth and emerging adults. BMJ Open, 10(6), e034280.
PubMed
Wilk P, Ali S, Anderson KK, Clark A, Cook M, Frisbee S, Gilliland J, Haan M, Harris S, *Kiarasi S, Maltby A, Norozi K, Petrella R, Sarma S, *Singh S, Stranges S, Thind A. (2020) Geographic variation in preventable hospitalizations across Canada: A spatial analysis. BMJ Open, 10(5), e037195.
PubMed
Anderson KK, *Edwards J. (2020) Age at migration and the risk of psychotic disorders: A systematic review and meta-analysis. Acta Psychiatrica Scandinavica, 141(5), 410-420.
PubMed
*Hop Wo N, Anderson KK, Wylie L, MacDougall A. (2020) The prevalence of depressive symptoms, anxiety symptoms, and substance use issues among Indigenous post-secondary students in Canada. Transcultural Psychiatry, 57(2), 263-274.
PubMed
*Edwards J, Thind A, Stranges S, Chiu M, Anderson KK. (2020) Concordance between health administrative data and survey structured interview diagnoses for mood and anxiety disorders. Acta Psychiatrica Scandinavica, 141(4), 385-395.
PubMed
Lam M, Li L, Anderson KK, Shariff S, Forchuk C. (2020) Evaluation of the transitional discharge model (TDM) on the use of psychiatric health services: An interrupted time series analysis. Journal of Psychiatric and Mental Health Nursing, 27(2), 172-184.
PubMed
Rodrigues R, *Beswick A, Anderson KK. (2020) Psychiatric hospitalization following psychosis onset: A retrospective cohort study using health administrative data. Early Intervention in Psychiatry, 14(2), 235-240.
PubMed
MacDougall AG, Price E, Vandermeer MRJ, Bird R, Carr J, Anderson KK, Norman RMG. (2020) Reactions to mindfulness intervention in an early psychosis program: Qualitative findings from a pilot study. Journal of Recovery in Mental Health, 3(1), 4-22.
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*Puka K, Goodwin SW, Ferro MA, Smith M, Widjaja E, Anderson KK, Speechley KN. (2020) Validation of the Quality of Life in Childhood Epilepsy Questionnaire (QOLCE-55 and QOLCE-16) for use by parents of young adults with childhood-onset epilepsy. Epilepsy & Behaviour, 104(A), 106904.
PubMed
Wiley ER, Seabrook JA, Gilliland JA, Anderson KK, Stranges S. (2020) Green space and substance use and addiction: A new frontier. Addictive Behaviors, 100(1), 106155.
PubMed
John-Baptiste A, Osuch E, Isaranuwatchai W, Li L, Anderson KK. (2019) Healthcare utilization costs of emerging adults with mood and anxiety disorders in an early intervention treatment program compared to a matched cohort. Early Intervention in Psychiatry, 13(6), 1439-1446. PubMed
Edwards J, Rodrigues R, Anderson KK. (2019) Framing the incidence of psychotic disorders: The case for context. Psychological Medicine, 49(15), 2637-2638. PubMed
*Rodrigues R, MacDougall AG, Zou G, Lebenbaum M, Kurdyak P, Anderson KK. (2019) Risk of involuntary admission among first-generation ethnic minority groups with early psychosis: A retrospective cohort study using health administrative data. Epidemiology and Psychiatric Sciences, 29(e59), 1-8.
PubMed
*Schoer N, *Huang CW, Anderson KK. (2019) Differences in duration of untreated psychosis for racial and ethnic minority groups with first-episode psychosis: An updated systematic review & meta-analysis. Social Psychiatry and Psychiatric Epidemiology, 54(10), 1295-1298.
PubMed
*Edwards J, *Hu M, Thind A, Stranges S, Chiu M, Anderson KK. (2019) Gaps in understanding of the epidemiology of mood and anxiety disorders among migrant groups in Canada: A systematic review. Canadian Journal of Psychiatry, 64(9), 595-606.
PubMed
Anderson KK, Norman R, MacDougall AG, *Edwards J, Palaniyappan L, Lau C, Kurdyak P. (2019) Estimating the incidence of first-episode psychosis using population-based health administrative data to inform early psychosis intervention services. Psychological Medicine, 49(12), 2091-2099.
PubMed
Ndetei DM, Mutiso V, Maraj A, Anderson KK, Musyimi C, Musau A, Tele A, Gitonga I, McKenzie K. (2019) Towards understanding the relationship between psychosocial factors and ego resilience among primary school children in a Kenyan setting: A pilot feasibility study. Community Mental Health Journal, 55(6), 1038-1046.
PubMed
MacDougall AG, Price E, Vandermeer MRJ, Lloyd C, Bird R, Sethi R, Shanmugalingam A, Carr J, Anderson KK, Norman RMG. (2019) Youth-focused group mindfulness-based intervention in individuals with early psychosis: A randomized pilot feasibility study. Early Intervention in Psychiatry, 13(4), 993-998.
PubMed
Anderson KK, John-Baptiste A, MacDougall AG, Li L, Kurdyak P, Osuch EA. (2019) Access and health system impact of an early intervention treatment program for emerging adults with mood and anxiety disorders. Canadian Journal of Psychiatry, 64(7), 492-500.
PubMed
**Rodrigues R, MacDougall AG, Zou G, Lebenbaum M, Kurdyak P, Anderson KK. (2019) Involuntary hospitalization among young people with early psychosis: A population-based study using health administrative data. Schizophrenia Research, 208, 276-284.
PubMed
Anderson KK. (2019) Towards a public health approach to psychotic disorders. Lancet Public Health, 4(5), E212-E213.
PubMed
Edwards J, Anderson KK, Stranges S. (2019) Migrant mental health, Hickam’s dictum, and the dangers of oversimplification. International Journal of Public Health, 64(4), 477-478.
PubMed
*Edwards J, Norman R, Kurdyak P, MacDougall A, Palaniyappan L, Lau C, Anderson KK. (2019) Unmet need for mental health services among people screened but not admitted to an early psychosis intervention program. Schizophrenia Research, 204, 55-57.
PubMed
*Puka K, Ferro MA, Anderson KK, Speechley K. (2019) Prevalence and trajectories of depressive symptoms among mothers of children with newly diagnosed epilepsy: A longitudinal 10-year study. Epilepsia, 60(2), 358-366.
PubMed
Anderson KK, Archie S, Booth RG, Cheng C, Lizotte D, MacDougall AG, Norman R, Ryan BL, Terry AL, Rodrigues R on behalf of the project co-investigators. (2018) Understanding the role of the family physician in early psychosis intervention. BJPsych Open, 4(6), 447-453. PubMed
*MacDonald K, Fainman-Adelman N, Anderson KK, Iyer SN. (2018) Pathways to mental health services for young people: A systematic review. Social Psychiatry and Psychiatric Epidemiology, 53(10), 1005-1038. PubMed
Norman R, Anderson KK, MacDougall A, Manchanda R, Harricharan R, Subramanian P, Richard J, Northcott S. (2018) Stability of outcomes after 5 years of treatment in an early intervention program. Early Intervention in Psychiatry, 12(4), 720-725. PubMed
*Salim M, Sharma V, Anderson KK. (2018) Recurrence of bipolar disorder during pregnancy: A systematic review. Archives of Women’s Mental Health, 21(4), 475-479. PubMed
Ferrari M, Flora N, Anderson KK, Haughton A, Tuck A, Archie S, Kidd S, McKenzie K on behalf of the ACE Project Team. (2018) Gender differences in pathways to care for early psychosis. Early Intervention in Psychiatry, 12(3), 355-361. PubMed
Anderson KK, Norman R, MacDougall A, *Edwards J, Palaniyappan L, Lau C. Kurdyak P. (2018) Disparities in access to early psychosis intervention services: Comparison of service users and nonusers in health administrative data. Canadian Journal of Psychiatry, 63(6), 395-403. PubMed
Anderson KK, Norman R, MacDougall A, *Edwards J, Palaniyappan L, Lau C, Kurdyak P. (2018) Effectiveness of early psychosis intervention services: A comparison of service users and non-users in population-based health administrative data. American Journal of Psychiatry, 175(5), 443-452. PubMed
*Puka K, Ferro MA, Anderson KK, Speechley K. (2018) Health related quality of life in mothers of children with epilepsy: 10 years after diagnosis. Quality of Life Research, 27(4), 969-977. PubMed
Anderson KK. (2018) Ethnic differences in physician follow-up after a first diagnosis of psychotic disorder. Schizophrenia Research, 193, 463-464. PubMed
*Puka K, Tavares TP, Anderson KK, Ferro MA, Speechley KN. (2018) A systematic review of quality of life in parents of children with epilepsy. Epilepsy & Behaviour, 82, 38-45. PubMed
*Bhullar G, Norman R, Klar N, Anderson KK. (2018) Untreated illness and recovery in clients of an early psychosis intervention program: A 10-year prospective cohort study. Social Psychiatry and Psychiatric Epidemiology, 53(2), 171-182. PubMed
*Shahab S, Stefanik L, Foussias G, Lai MC, Anderson KK, Voineskos A. (2018) Sex and diffusion imaging of white matter microstructure in schizophrenia: A systematic review and meta-analysis. Schizophrenia Bulletin, 44(1), 203-221. PubMed
Chen S, Anderson KK, McKenzie K, Kidd S. (2017) Patient characteristics, length of stay, and functional improvement for schizophrenia spectrum disorders: A population study of inpatient care in Ontario 2005-2015. Canadian Journal of Psychiatry, 62(12), 854-863. PubMed
Flora N, Anderson KK, Ferrari M, Tuck A, Archie S, Kidd S, McKenzie K on behalf of the ACE Project Team. (2017) Comparative analysis of pathways to early intervention services and duration of untreated psychosis in two Canadian cities. Early Intervention in Psychiatry, 11(6), 517-521. PubMed
*Rodrigues R, Anderson KK. (2017) The traumatic experience of first-episode psychosis: A systematic review and meta-analysis. Schizophrenia Research, 189, 27-36. PubMed
Anderson KK, McKenzie KJ, Kurdyak P. (2017) Examining the impact of migrant status on ethnic differences in mental health service use preceding a first diagnosis of schizophrenia. Social Psychiatry and Psychiatric Epidemiology, 52(8), 949-961. PubMed
*Denckla C, Ndetei DM, Mutiso V, *Musyimi C, Abednego M, Nandoya E, Anderson KK, Milanovic S, Henderson D, McKenzie K. (2017) Psychometric properties of the Ndetei-Othieno-Kathuku (NOK) scale: A mental health assessment tool for an African setting. Journal of Child & Adolescent Mental Health, 29(1), 39-49. PubMed
Welk B, McArthur E, Ordon M, Anderson KK, Hayward J, Dixon S. (2017) Association of suicidality and depression with 5α-reductase inhibitors. JAMA Internal Medicine, 177(5), 683-691. PubMed
Anderson KK, Kurdyak P. (2017) Factors associated with timely physician follow-up after a first diagnosis of psychotic disorder. Canadian Journal of Psychiatry, 62(4), 268-277. PubMed
*Maraj A, Anderson KK, Flora N, Ferrari M, Archie S, McKenzie K on behalf of the ACE Project Team. (2017) Symptom profiles and explanatory models of first-episode psychosis in African-, Caribbean-, and European-origin groups in Ontario. Early Intervention in Psychiatry, 11(2), 165-170. PubMed
Ndetei DM, Mutiso V, *Musyimi C, Anderson KK, McKenzie K, Musau A. (2016) The prevalence of mental disorders among upper primary school children in Kenya. Social Psychiatry and Psychiatric Epidemiology, 51(1), 63-71. PubMed
Ndetei DM, Mutiso V, *Maraj A, Anderson KK, *Musyimi C, McKenzie K. (2016) Stigmatizing attitudes towards mental illness among primary school children in Kenya. Social Psychiatry and Psychiatric Epidemiology 51(1), 73-80. PubMed
Anderson KK, Cheng J, Susser E, McKenzie KJ, Kurdyak P. (2015) The incidence of psychotic disorders among first-generation immigrants and refugees to Ontario. CMAJ, 187(9), E279-E286. PubMed
Anderson KK, Flora N, Ferrari M, Tuck A, Archie S, Kidd S, Tang T, Kirmayer L, McKenzie K on behalf of the ACE Project Team. (2015) Pathways to first-episode care for psychosis in African, Caribbean, and European origin groups in Ontario. Canadian Journal of Psychiatry, 60(5), 223-231. PubMed
Anderson KK, *Rodrigues M, *Mann K, Voineskos A, Mulsant B, George TP, McKenzie K. (2015) Minimal evidence that untreated psychosis damages brain structures: A systematic review. Schizophrenia Research, 162(1-3), 222-233. PubMed
Ferrari M, Flora N, Anderson KK, Tuck A, Archie S, Kidd S, McKenzie K on behalf of the ACE Project Team. (2015) The African, Caribbean, and European (ACE) Pathways to Care Study: A qualitative exploration of similarities and differences between African-, Caribbean-, and European-origin groups in pathways to care for psychosis. BMJ Open, 5(e006562), 1-12. PubMed
Fuhrer R, Anderson KK. (2015) Chapter 20 - Teaching a course in psychiatric epidemiology. In: Teaching Epidemiology: A guide for teachers in epidemiology, public health, and clinical medicine – 4th Edition. (Olsen J, Saracci R, Trichopoulos D - Editors). Oxford University Press: New York. Amazon
Anderson KK, Voineskos A, Mulsant BH, George TP, McKenzie KJ. (2014) In Review - The role of untreated psychosis in neurodegeneration: A review of hypothesized mechanisms of neurotoxicity in first-episode psychosis. Canadian Journal of Psychiatry, 59(10), 513-17. PubMed
Anderson KK, Flora N, Archie S, Morgan C, McKenzie K. (2014) A meta-analysis of ethnic differences in pathways to care at the first episode of psychosis. Acta Psychiatrica Scandinavica, 130(4), 257-268. PubMed
Anderson KK, Flora N, Archie S, Morgan C, McKenzie K. (2014) Race, ethnicity, and the duration of untreated psychosis: A systematic review. Social Psychiatry and Psychiatric Epidemiology, 49(7), 1161-1174. PubMed
Anderson KK, Fuhrer R, Wynant W, Abrahamowicz M, Buckeridge D, Malla AK. (2013) Patterns of health services use prior to a first diagnosis of psychosis: The importance of primary care. Social Psychiatry and Psychiatric Epidemiology, 48(9), 1389-1398. PubMed
Anderson KK, Fuhrer R, Malla AK. (2013) ‘There are too many steps before you get to where you need to be’: Help-seeking by patients with first-episode psychosis. Journal of Mental Health, 22(4), 384-395. PubMed
Anderson KK, Fuhrer R, Schmitz N, Malla AK. (2013) Determinants of negative pathways to care and their impact on service disengagement in first-episode psychosis. Social Psychiatry and Psychiatric Epidemiology, 48(1), 125-136. ]PubMed
Anderson KK. (2013) Health service registry data in psychiatric epidemiology: Challenges for definition and interpretation. An editorial comment to Okkels et al.’s ‘Changes in the diagnosed incidence of early onset schizophrenia over four decades’. Acta Psychiatrica Scandinavica, 127(1), 9-10. PubMed
Anderson KK, Fuhrer R, Buckeridge DL, Abrahamowicz M, Malla AK. (2012) The incidence of first-episode schizophrenia-spectrum psychosis in adolescents and young adults in Montréal: An estimate from an administrative claims database. Canadian Journal of Psychiatry, 57(10), 623-633. PubMed
Mukherjee SD, Goffin JR, Taylor V, Anderson KK, Pond GR. (2011) Early Stopping Rules in Oncology: Considerations for Clinicians. European Journal of Cancer, 47(16), 2381-2386. PubMed
Anderson KK, Fuhrer R, Malla AK. (2010) The pathways to mental health care of first-episode psychosis patients: A systematic review. Psychological Medicine, 40(10), 1585-1597. PubMed
Kaczorowski J, Karwalajtys T, Lohfeld L, Laryea S, Anderson KK, Roder S, Sebaldt, R. (2009) Women's views on reminder letters for screening mammography: Mixed methods study of women from 23 family health networks. Canadian Family Physician, 55(6), 622-3.e1-4. PubMed
Brassard P, Anderson KK, Menzies D, Schwartzman K, Macdonald ME. (2008) Knowledge and perceptions of tuberculosis among a sample of urban Aboriginal people. Journal of Community Health, 33(4), 192-198. PubMed
Brassard P, Anderson KK, Schwartzman K, Macdonald ME, Menzies D. (2008) Challenges to tuberculin screening and follow-up in an urban Aboriginal sample in Montreal, Canada. Journal of Health Care for the Poor and Underserved, 19(2). 369-379. PubMed
Anderson KK, Sebaldt RJ, Lohfeld L, Karwalajtys T, Ismaila A, Goeree R, Donald FC, Burgess K, Kaczorowski J. (2008) Patient views on reminder letters for influenza vaccinations in an older primary care patient population: A mixed methods study. Canadian Journal of Public Health. 99(2), 133-136. PubMed
Anderson KK, Sebaldt RJ, Lohfeld L, Goeree R, Donald FC, Burgess K, Kaczorowski J. (2008) Practice and Physician Characteristics Associated with Influenza Vaccination Delivery Rates Following a Patient Reminder Letter Intervention. Journal of Primary Prevention, 29(1), 93-97. PubMed
Anderson KK, Mukherjee SD. (2007) The need for additional safeguards in the informed consent process in schizophrenia research. Journal of Medical Ethics, 33(11), 647-650. PubMed
Karwalajtys T, Kaczorowski J, Lohfeld L, Laryea S, Anderson KK, Roder S, and Sebaldt RJ. (2007) Acceptability of reminder letters for Papanicolaou tests: A survey of women from 23 Family Health Networks in Ontario. Journal of Obstetrics and Gynaecology Canada, 29(10), 829-834. PubMed
Anderson KK, Sebaldt RJ, Lohfeld L, Burgess K, Donald FC, Kaczorowski J. (2006) Views of family physicians in southwestern Ontario towards preventive care services and performance incentives. Family Practice, 23(4), 469-71. PubMed
Anderson KK, Ballok DA, Prasad N, Szechtman H, Sakic B. (2006) Impaired response to amphetamine and neuronal degeneration in the nucleus accumbens of MRL-lpr mice. Behavioural Brain Research, 166(1), 32-38. PubMed