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Abstract Pathway



Dr. Puchalski Ritchie is an emergency physician at University Health Network, a scientist at the Li Ka Shing knowledge institute of St. Michael’s hospital, Assistant Professor and clinician scientist in the Division of Emergency Medicine, Department of Medicine, at the University of Toronto, and an Assistant Professor (status only), Institute of Health Policy, Management and Evaluation, University of Toronto. She is the Research Director the Global Health Emergency Medicine (GHEM) and the Toronto Addis Ababa Collaboration in Emergency Medicine (TAAAC-EM).

She is a clinical epidemiologist with a research focus on the use of knowledge translation strategies to improve health care delivery and outcomes in resource limited health care settings and is Co-Principle Investigator on two Canadian Institutes of Health Research funded internationally based knowledge translation projects.


  • ED

  • Global Health

  • Health Services

  • Knowledge Translation


Development and evaluation of a context appropriate evidence based clinical algorithm to improve sepsis outcomes in the Tikur Anbessa Emergency Department.

Training Lay Healthcare Workers to optimize TB care and improve outcomes in Malawi.

In the media

Canadian Doctors Seek To Improve Emergency Health Care In Ethiopia – Development Unplugged: Resilient and Responsive Health Systems for a Changing World series. Huffington Post, Nov 2016.


Puchalski Ritchie L, Straus S. Assessing Organizational Readiness for Change; Comment on “Development and Content Validation of a Transcultural Instrument to Assess Organizational Readiness for Knowledge Translation in Healthcare Organizations: The OR4KT”. Int J Health Policy Manag 2018:1-3.

Mbuagbaw L, Mertz D, Lawson D, Smieja M, Benoit A, Alvarez E, Puchalski Ritchie L, Rachlis B, Logie C, Husbands W, Margolese S, Thabane L. Strategies to improve adherence to antiretroviral therapy and retention in care for people living with HIV in high-income countries: a protocol for an overview of systematic reviews. BMJ Open 2018;8:e022982. doi:10.1136/ bmjopen-2018-022982.

Puchalski Ritchie LM, van Lettow M, Makwakwa A, et al. The impact of a knowledge translation intervention employing educational outreach and a point-of-care reminder tool vs standard lay health worker training on tuberculosis treatment completion rates: study protocol for a cluster randomized controlled trial. Trials.2016;17(1):439.

Puchalski Ritchie LM, Khan S, Moore JE, et al. Low- and middle-income countries face many common barriers to implementation of maternal health evidence products. J Clin Epidemiol. 2016.

Puchalski Ritchie LM, van Lettow M, Barnsley J, et al. Lay Health Workers experience of a tailored knowledge translation intervention to improve job skills and knowledge: a qualitative study in Zomba district Malawi. BMC Medical Education. 2016;16(54).

Puchalski Ritchie L, van Lettow M, Hosseinipour M, et al. The effectiveness of interventions to improve uptake and retention of HIV-infected pregnant and breastfeeding women and their infants in prevention of mother-to-child transmission care programs in low- and middle-income countries: protocol for a systematic review and meta-analysis. Systematic Reviews. 2015;4(144).

Puchalski Ritchie LM, Schull MJ, Martiniuk AL, et al. A knowledge translation intervention to improve tuberculosis care and outcomes in Malawi: a pragmatic cluster randomized controlled trial. Implementation Science. 2015;10(38).

Read more about Dr. Puchalski Ritchie’s research here:  

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