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Other epidemiology

  • 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
    People who make frequent emergency department visits based on persistence of frequent use in Ontario and Alberta: a retrospective cohort study
    Jessica Moe, Elle (Yuequiao) Wang, Margaret J. McGregor, Michael J. Schull, Kathryn Dong, Brian R. Holroyd, Corinne M. Hohl, Eric Grafstein, Fiona O’Sullivan, Johanna Trimble and Kimberlyn M. McGrail
    March 15, 2022 10 (1) E220-E231; DOI: https://doi.org/10.9778/cmajo.20210131
  • Open Access
    Subgroups of people who make frequent emergency department visits in Ontario and Alberta: a retrospective cohort study
    Jessica Moe, Elle (Yuequiao) Wang, Margaret J. McGregor, Michael J. Schull, Kathryn Dong, Brian R. Holroyd, Corinne M. Hohl, Eric Grafstein, Fiona O’Sullivan, Johanna Trimble and Kimberlyn M. McGrail
    March 15, 2022 10 (1) E232-E246; DOI: https://doi.org/10.9778/cmajo.20210132
  • 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
    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
    Risk stratification for COVID-19 hospitalization: a multivariable model based on gradient-boosting decision trees
    Jahir M. Gutierrez, Maksims Volkovs, Tomi Poutanen, Tristan Watson and Laura C. Rosella
    December 21, 2021 9 (4) E1223-E1231; DOI: https://doi.org/10.9778/cmajo.20210036
  • Open Access
    Estimating the population health burden of Lyme disease in Ontario, Canada: a microsimulation modelling approach
    Stephen Mac, Gerald A. Evans, Samir N. Patel, Eleanor M. Pullenayegum and Beate Sander
    November 16, 2021 9 (4) E1005-E1012; DOI: https://doi.org/10.9778/cmajo.20210024
  • Open Access
    Incidence and prevalence of primary malignant brain tumours in Canada from 1992 to 2017: an epidemiologic study
    Mathew R. Voisin, Sanskriti Sasikumar, Alireza Mansouri and Gelareh Zadeh
    November 09, 2021 9 (4) E973-E979; DOI: https://doi.org/10.9778/cmajo.20200295
  • Open Access
    Changes in the reach of a smoking cessation program in Ontario, Canada, during the COVID-19 pandemic: a cross-sectional study
    Nadia Minian, Scott Veldhuizen, Elise Tanzini, Stephanie Duench, Wayne K. deRuiter, Megan Barker, Laurie Zawertailo, Osnat C. Melamed and Peter Selby
    October 19, 2021 9 (4) E957-E965; DOI: https://doi.org/10.9778/cmajo.20210053
  • Open Access
    SARS-CoV-2 transmission in kindergarten to grade 12 schools in the Vancouver Coastal Health region: a descriptive epidemiologic study
    Diana Bark, Nalin Dhillon, Martin St-Jean, Brooke Kinniburgh, Geoff McKee and Alexandra Choi
    August 24, 2021 9 (3) E810-E817; DOI: https://doi.org/10.9778/cmajo.20210106

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