COVID-19

Open Access
The impact of shifting demographics, variants of concern and vaccination on outcomes during the first 3 COVID-19 waves in Alberta and Ontario: a retrospective cohort study
Finlay A. McAlister, Majid Nabipoor, Anna Chu, Douglas S. Lee, Lynora Saxinger and Jeffrey A. Bakal; on behalf of the CORONA Collaboration

April 26, 2022 10 (2) E400-E408; DOI: https://doi.org/10.9778/cmajo.20210323
Open Access
Organ dysfunction and death in patients admitted to hospital with COVID-19 in pandemic waves 1 to 3 in British Columbia, Ontario and Quebec, Canada: a cohort study
Terry Lee, Matthew P. Cheng, Donald C. Vinh, Todd C. Lee, Karen C. Tran, Brent W. Winston, David Sweet, John H. Boyd, Keith R. Walley, Greg Haljan, Allison McGeer, François Lamontagne, Robert Fowler, David Maslove, Joel Singer, David M. Patrick, John C. Marshall, Kevin D. Burns, Srinivas Murthy, Puneet K. Mann, Geraldine Hernandez, Kathryn Donohoe, Genevieve Rocheleau and James A. Russell; for the ARBs CORONA I study investigators

April 19, 2022 10 (2) E379-E389; DOI: https://doi.org/10.9778/cmajo.20210216
Open Access
Household transmission of SARS-CoV-2 from unvaccinated asymptomatic and symptomatic household members with confirmed SARS-CoV-2 infection: an antibody-surveillance study
Maala Bhatt, Amy C. Plint, Ken Tang, Richard Malley, Anne Pham Huy, Candice McGahern, Jennifer Dawson, Martin Pelchat, Lauren Dawson, Terry Varshney, Corey Arnold, Yannick Galipeau, Michael Austin, Nisha Thampi, Fuad Alnaji, Marc-André Langlois and Roger L. Zemek

April 12, 2022 10 (2) E357-E366; DOI: https://doi.org/10.9778/cmajo.20220026
Open Access
Sporadic SARS-CoV-2 cases at the neighbourhood level in Toronto, Ontario, 2020: a spatial analysis of the early pandemic period
Lindsay Obress, Olaf Berke, David N. Fisman, Ashleigh R. Tuite and Amy L. Greer

March 08, 2022 10 (1) E190-E195; DOI: https://doi.org/10.9778/cmajo.20210249
Open Access
SARS-CoV-2 outbreak in a Canadian suburban tertiary hospital necessitating full facility closure: a descriptive observational study
Jamil N. Kanji, Y.L. Elaine Chan, Lesia R. Boychuk, Curtiss Boyington, Sebora Turay, Melissa Kobelsky, Carolyn Doroshuk, Philana Choo, Susan Jacka, Erin Roberts, Karen Leighton, Stephanie W. Smith, Christopher Sikora and Robert Black

February 22, 2022 10 (1) E137-E145; DOI: https://doi.org/10.9778/cmajo.20210064
Open Access
Pregnant people’s responses to the COVID-19 pandemic: a mixed-methods, descriptive study
Hamideh Bayrampour, Sukhpreet K. Tamana and Amelie Boutin

February 22, 2022 10 (1) E146-E154; DOI: https://doi.org/10.9778/cmajo.20210136
Open Access
The CCEDRRN COVID-19 Mortality Score to predict death among nonpalliative patients with COVID-19 presenting to emergency departments: a derivation and validation study
Corinne M. Hohl, Rhonda J. Rosychuk, Patrick M. Archambault, Fiona O’Sullivan, Murdoch Leeies, Éric Mercier, Gregory Clark, Grant D. Innes, Steven C. Brooks, Jake Hayward, Vi Ho, Tomislav Jelic, Michelle Welsford, Marco L.A. Sivilotti, Laurie J. Morrison and Jeffrey J. Perry; for the Canadian COVID-19 Emergency Department Rapid Response Network (CCEDRRN) investigators for the Network of Canadian Emergency Researchers and the Canadian Critical Care Trials Group

February 08, 2022 10 (1) E90-E99; DOI: https://doi.org/10.9778/cmajo.20210243
Open Access
Outcomes of hospital-acquired SARS-CoV-2 infection in the Canadian first wave epicentre: a retrospective cohort study
Eve Melançon, Marc Brosseau, Anthony Bartoli, Annie-Claude Labbé, Christian Lavallée, Xavier Marchand-Senécal and Han Ting Wang

February 01, 2022 10 (1) E74-E81; DOI: https://doi.org/10.9778/cmajo.20210055
Open Access
Routine childhood vaccination rates in an academic family health team before and during the first wave of the COVID-19 pandemic: a pre–post analysis of a retrospective chart review
Anson Dong, Christopher Meaney, Gurbani Sandhu, Nelia De Oliveira, Suzanne Singh, Natalie Morson and Milena Forte

January 25, 2022 10 (1) E43-E49; DOI: https://doi.org/10.9778/cmajo.20210084
Open Access
Adherence to guidance for prioritizing higher risk groups for breast cancer screening during the COVID-19 pandemic in the Ontario Breast Screening Program: a descriptive study
Anna M. Chiarelli, Meghan J. Walker, Gabriela Espino-Hernandez, Natasha Gray, Ayesha Salleh, Chamila Adhihetty, Julia Gao, Samantha Fienberg, Michelle A. Rey and Linda Rabeneck

December 21, 2021 9 (4) E1205-E1212; DOI: https://doi.org/10.9778/cmajo.20200285

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