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Dr. Carolyn Dewa

Carolyn S. Dewa, MPH, PhD is a Collaborating Scientist at the Centre for Addiction and Mental Health (CAMH).  She received her doctoral degree in health economics from Johns Hopkins University School of Hygiene and Public Health and her MPH in health services administration from San Diego State University School of Public Health.  She did a fellowship at the Harvard Medical School Department of Health Policy and Management.

Areas of Research

Dr. Dewa is a leader in workplace mental health research, particularly in disability related to mental illness among workers, the effects of mental illness on productivity and interventions to improve disability outcomes. Her awards include a Canadian Institutes of Health Research /Public Health Agency of Canada Applied Public Health Chair for her research in mental illness in the working population.  She has also received a Career Scientist Award from the Ontario Ministry of Health and Long-Term Care.
View some of Dr. Dewa's publications on PubMed.

Workplace disability associated with mental illness

Dewa, C.S. and Lin, E. Chronic Physical Illness, Psychiatric Disorder, and Disability in the Workplace. Social Science and Medicine. 51(1):41-50, 2000.

Dewa, C.S.; Goering, P.; and Lin, E. Bridging the Worlds of Academia and Business: Exploring the Burden of Mental Illness in the Workplace. The Economics of Neuroscience. 2(6):47-49, 2000.

Dewa, C.S.; Goering, P.; Lin, E.; and Paterson, M. Depression-Related Short-Term Disability in an Employed Population. Journal of Occupational and Environmental Health. 44(7):628-633, 2002.

Dewa, C.S.; Hoch, J.S.; Goering, P; Lin, E; Paterson, M. Use of Antidepressants Among Canadian Workers Receiving Depression-related Short-term Disability Benefits. Psychiatric Services. 54(5):724-729, 2003.

Dewa, C.S.; Hoch, J.S.; Lin, E.; Paterson, M.; Goering, P. The Relationship Between Guideline Concordant Treatment of Depression and Short-Term Disability. British Journal of Psychiatry. 183:507-513, 2003.

Dewa, C.S.; Rochefort, D.; Rogers, J.; Goering, P. Left Behind by Reform: The Case for Improving the Primary Care and Mental Health Systems Services for People with Moderate Mental Illness. Applied Health Economics and Health Policy. 2(1):43-54, 2003.

Dewa, C.S.; Lesage, A.; Goering, P.; Caveen, M. Nature and Amplitude of Mental Illness in the Workplace. HealthcarePapers. 5(2):12-25, 2004.

Goldner, E.; Bilsker, D.; Gilbert, M.; Myett, L.; Corbière, M.; Dewa, C.S. Disability Management, Return to Work and Treatment. HealthcarePapers. 5(2):76-90, 2004.

Lesage,A.; Dewa, C.S.; Savoie, J.Y.; Quirion, R.; Frank J. Notes from the Editors. HealthcarePapers. 5(2):4-10, 2004.

Dewa, C.S.; Hoch, J.S.; Goering, P.  Getting Men and Women on Depression-Related Short-Term Disability Back to Work: Where Do We Begin?  in The Economics of Gender and Mental Illness.  Eds D. Marcotte and V. Wilcox-Gok.  New York: Elsevier Science, 2004.

Dewa, C.S; Burke, A.; Hardaker, D.; Caveen, M.; Baynton, M.A. Mental Health Training Programs for Managers: What Do Managers Find Valuable? Canadian Journal of Community Mental Health. 25(2):221-239, 2006.

Caveen, M.; Dewa, C.S.; Goering, P. The Influence of Workplace Factors on Return to Work Outcomes. Canadian Journal of Community Mental Health. 25(2): 121-142, 2006.

Lesage, A.; Dewa, C.S.; Kirsh, B. The Momentum for Research on Mental Health in the Workplace in Canada. Canadian Journal of Community Mental Health. 25(2): 1-4, 2006.

Dewa, C.S.; Lin, E.; Koehoorn, M.; Goldner, E. The Impact of Chronic Work Stress, Psychiatric Disorders and Chronic Physical Conditions on Disability Among Workers. Psychiatric Services. 58(5):652-658, 2007.

Dewa, C.S.; McDaid, D.; Ettner, S.L. An International Perspective on Worker Mental Health Problems: Who Bears The Burden and How Are Costs Addressed? Canadian Journal of Psychiatry. 52(6):346-356, 2007.

Dewa, C.S. Mental Illness and the Workplace: A National Concern. Canadian Journal of Psychiatry. 52(6):337-338, 2007.

Dewa, C.S.; Hoch, J.S.; Goering, P.   Previous Annual Out-Of-Pocket Expenditures and Likelihood Of Cost-Avoiding Activities Among Workers Receiving Depression-Related Disability Benefits.  Healthcare Policy.  4(2):.e149-e166, 2008.

Hoch, J.S.; Dewa, C.S.  Issues of Kind of Analysis and Decision Rule in Economic Evaluation of Workplace Interventions for Health and Safety: Developing Good Practice.  Eds. E.Tompa, A. Culyer, and R. Dolinschi.  Oxford: Oxford University Press, 2008. 

Dewa, C.S.; deRuiter, W.; Chau, N.; Karioja, K.  Walking for Wellness: Using Pedometers to Decrease Sedentary Behaviour and Promote Mental Health.  International Journal of Mental Health Promotion.  11(2): 24-28, 2009.

Dewa, C.S.; Hoch, J.S.; Carmen, G.; Guscott, R.; Anderson, C.  Cost, Effectiveness, and Cost-Effectiveness of a Collaborative Mental Health Care Program for People Receiving Short-Term Disability Benefits for Psychiatric Disorders.  Canadian Journal of Psychiatry.  54(6):379-388, 2009.

Dewa, C.S.; Dermer, S.W.; Chau, N.; Lowrey, S.; Mawson, S.; Bell, J.  Examination of Factors Associated with the Mental Health Status of Principals. Work.  33(4):439-48, 2009.

Corbière, M.; Shen, J.; Rouleau, M.; Dewa, C.S.  A Systematic Review of Primary and Secondary Interventions Regarding Mental Health Issues in Organizations.  Work.  33(1): 81-116, 2009.

Wang, J.; Schmitz, N.; Dewa, C.S.; Stansfeld, S.  Changes in Perceived Job Strain and the Risk of Major Depression: Results from a Population-Based Longitudinal Study.  American Journal of Epidemiology. 169(9):1085-91, 2009.

Dewa, C.S.; Chau, N.; Dermer, S.W.  Factors Associated with Short-Term Disability Episodes.  Journal of Occupational and Environmental Medicine. 51(12):1394-402, 2009.

Access and use of pharmacotherapeutics

Dewa, C.S.; Hoch, J.S.; Goering, P. Using Forecasting Models to Estimate the Effects of Changes in the Composition of Claims for Selective Serotonin Reuptake Inhibitors on Expenditures. Clinical Therapeutics. 23(2): 292-306, 2001.

Dewa, C.S and Goering, P. Lessons Learned from Trends in Psychotropic Drug Expenditures in a Canadian Province. Psychiatric Services. 52(9): 1245-1247, 2001.

Dewa, C.S.; Remington, G.; Herrmann, N.; Fearnley, J.; Goering, P. How Much are Atypical Antipsychotic Agents Being Used and Do They Reach the Populations Who Need Them? A Canadian Experience. Clinical Therapeutics. 24(9):1466-1476, 2002.

Dewa, C.S. & Hoch, J.S. Fixed and Flexible Formularies as Cost-Control Mechanisms. Expert Review of Pharmacoeconomics and Outcomes Research. 3(3): 303-315, 2003.

Dewa, C.S.; Hoch, J.; Steele, L. Prescription Drug Benefits and Canada's Uninsured. International Journal of Law and Psychiatry. 28:496-513, 2005.

Mental health services and supports for individuals with severe mental illness

Dewa, C.S.; Horgan, S.; Russell, M; Keates, J. What? Another Form? The Process of Measuring and Comparing Service Utilization in a Community Mental Health Program Model. Evaluation and Program Planning. 24(3): 239-247, 2001.

Dewa, C.S.; Durbin, J.; Eastabrook, S.; Ochoka, J.; Boydell, K.; Wasylenki, D.; and Goering, P. Considering a Multi-Site Study? Taking the Leap and Having a Soft Landing. Journal of Community Psychology. 30(3):1-15, 2002.

Dewa, C.S.; Horgan, S.; McIntyre, D.; Robinson, G.; Krupa, T.; and Eastabrook, S. Direct and Indirect Time Inputs and Assertive Community Treatment. Community Mental Health Journal. 39(1):17-32, 2003.

Durbin, J.; Pendergast, P.; Dewa, C.S.; Rush, B.; and Cooke, R. Mental Health Program Monitoring: Towards Simplifying a Complex Task. Psychiatric Rehabilitation Journal. 26(3):249-261, 2003.

Cheung, A.; Dewa, C.S.; Wasylenki, D. Impact on Cost Estimates of Differences in Reports of Service Use Among Clients, Caseworkers and Hospital Records. Psychiatric Services. 54(10):1328-1330, 2003.

Dewa, C.S.; Gold, J. Planning for Multi-site Ethics Review. The Canadian Journal of Program Evaluation. 19(3 Special Issue):167-73, 2004.

Dewa, C.S.; Butterill, D.; Durbin, J.; Goering, P. No Matter How You Land: Challenges of a Longitudinal Multi-Site Study. The Canadian Journal of Program Evaluation. 19(3 Special Issue):1-28, 2004.

Durbin, J.; Dewa, C.S.; Aubry, T.; Krupa, T.; Rourke, S.; Foo, E. The Use of the Multnomah Community Ability Scale as a Program Evaluation Tool. The Canadian Journal of Program Evaluation. 19(3 Special Issue):135-57, 2004.

Dewa, C.S.; Zipursky, R.; Durbin, J.; Chau, N.; Goering, P.; Aubry, T.; Wasylenki, D.  A Brief Report on the Characteristics of Young Male Adults Experiencing their First Episodes of Psychosis:  Implications for Developing Specialized First Episode Programs.  Internet Journal of Mental Health.  5(1), 2008.

Hoch, J.S; Dewa, C.S. An Introduction to Economic Evaluation: What's in a name? Canadian Journal of Psychiatry. 50(3):159-66, 2005.

Hoch, J.S.; Dewa, C.S. Lessons from Cost-Effectiveness Analyses of Mental Health Interventions: Why Uncertainty about the Outcome, the Estimate and the Willingness to Pay Matters. PharmacoEconomics. 25(10):807-816, 2007.

Stergiopoulos, Dewa, C.S.; Rouleau, K.; Chau, N. Factors Associated With Positive Outcomes For Homeless Men With Complex Health Needs. Canadian Journal of Psychiatry. 53(1):61-67, 2008.

Dewa, C.S.; Hoch, J.S.; Goering, P. Financial Incentives to Promote Shared Care in Mental Health. Canadian Journal of Psychiatry. 46(4): 488-495, 2001.

Dewa, C.S.; Zipursky, R.B.; Chau, N.; Furimsky, I.; Collins, A.; Agid, O.; Goering, P.  Home Treatment versus Hospital-based Outpatient Treatment for First Episode Psychosis: a Randomized Clinical Trial.  Early Intervention in Psychiatry.  3: 304–311, 2009.

Dewa, C.S.; Jacobson, N.; Durbin, J.; Lin, E.; Zipursky, R.B.; Goering, P.  Examining the Effects of Enhanced Funding for Specialized Community Mental Health Programs on Continuity of Care.  Canadian Journal of Community Mental Health.  in press.​

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