R. Mitchell

Most-cited papers

1. Impact of the 2009 influenza A (H1N1) pandemic on Canadian health care workers: a survey on vaccination, illness, absenteeism, and personal protective equipment.

   R. Mitchell, T. Ogunremi, G. Astrakianakis, E. Bryce +8 more

   2012American Journal of Infection Control89 citations

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2. Are health care workers protected? An observational study of selection and removal of personal protective equipment in Canadian acute care hospitals

   R. Mitchell, V. Roth, D. Gravel, G. Astrakianakis +5 more

   2012American Journal of Infection Control88 citations Open access

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3. Healthcare-Associated Influenza in Canadian Hospitals from 2006 to 2012

   G. Taylor, R. Mitchell, A. McGeer, C. Frenette +6 more

   2014Infection Control & Hospital Epidemiology72 citations

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4. Trends in health care–associated infections in acute care hospitals in Canada: an analysis of repeated point-prevalence surveys

   R. Mitchell, G. Taylor, Wallis Rudnick, Stéphanie Alexandre +18 more

   2019Canadian Medical Association Journal61 citations Open access

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5. Periprosthetic Infection following Primary Hip and Knee Arthroplasty: The Impact of Limiting the Postoperative Surveillance Period

   V. Roth, R. Mitchell, J. Vachon, Stéphanie Alexandre +11 more

   2016Infection Control & Hospital Epidemiology28 citations

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6. Epidemiological features of influenza in Canadian adult intensive care unit patients

   G. Taylor, K. Abdesselam, L. Pelude, Rachel Fernandes +9 more

   2015Epidemiology and Infection28 citations Open access

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7. Trends in Severe Outcomes Among Adult and Pediatric Patients Hospitalized With COVID-19 in the Canadian Nosocomial Infection Surveillance Program, March 2020 to May 2022

   R. Mitchell, J. Cayen, N. Thampi, C. Frenette +26 more

   2023JAMA Network Open22 citations Open access

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8. Results from the Canadian Nosocomial Infection Surveillance Program for detection of carbapenemase-producing Acinetobacter spp. in Canadian hospitals, 2010–16

   D. Boyd, L. Mataseje, L. Pelude, R. Mitchell +12 more

   2018Journal of Antimicrobial Chemotherapy20 citations Open access

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9. Understanding the burden of influenza infection among adults in Canadian hospitals: a comparison of the 2009-2010 pandemic season with the prepandemic and postpandemic seasons.

   R. Mitchell, G. Taylor, A. McGeer, C. Frenette +6 more

   2013American Journal of Infection Control20 citations

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10. Emergence of pstS-Null Vancomycin-Resistant Enterococcus faecium Clone ST1478, Canada, 2013–2018

    M. McCracken, R. Mitchell, Stephanie Smith, S. Hota +9 more

    2020Emerging Infectious Diseases19 citations Open access

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11. Prevalence of Candida auris in Canadian acute care hospitals among at-risk patients, 2018

    Hector Felipe Garcia-Jeldes, R. Mitchell, A. McGeer, Wallis Rudnick +38 more

    2020Antimicrobial Resistance and Infection Control17 citations Open access

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12. How reliable are national surveillance data? Findings from an audit of Canadian methicillin-resistant Staphylococcus aureus surveillance data.

    L. Forrester, J. Collet, R. Mitchell, L. Pelude +6 more

    2012American Journal of Infection Control16 citations

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13. Trends in Clostridioides difficile infection rates in Canadian hospitals during the coronavirus disease 2019 (COVID-19) pandemic

    K. Choi, T. Du, Anada Silva, G. Golding +25 more

    2022Infection control and hospital epidemiology14 citations Open access

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14. The evolving epidemiology of Carbapenemase-producing Enterobacterales in Canadian acute care facilities, 2010–2023

    R. Mitchell, L. Mataseje, J. Cayen, E. McGill +26 more

    2025Antimicrobial Resistance and Infection Control11 citations Open access

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15. Patients in hospital with laboratory-confirmed COVID-19 in a network of Canadian acute care hospitals, Mar. 1 to Aug. 31, 2020: a descriptive analysis

    R. Mitchell, K. Choi, L. Pelude, Wallis Rudnick +2 more

    2021CMAJ Open11 citations Open access

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16. Laboratory-Confirmed Pandemic H1N1 Influenza in Hospitalized Adults: Findings from the Canadian Nosocomial Infections Surveillance Program, 2009-2010

    K. Wilkinson, R. Mitchell, G. Taylor, B. Amihod +5 more

    2012Infection Control & Hospital Epidemiology11 citations

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17. Vancomycin-resistant Enterococcus sequence type 1478 spread across hospitals participating in the Canadian Nosocomial Infection Surveillance Program from 2013 to 2018

    D. R. Kleinman, R. Mitchell, M. McCracken, S. Hota +2 more

    2022Infection control and hospital epidemiology10 citations Open access

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18. Impact of COVID-19 on healthcare-associated infections in Canadian acute-care hospitals: Interrupted time series (2018–2021)

    Anada Silva, J. Bartoszko, Joëlle Caye, K. Choi +9 more

    2023Antimicrobial Stewardship and Healthcare Epidemiology8 citations Open access

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19. Preparedness for Candida auris in Canadian Nosocomial Infection Surveillance Program (CNISP) hospitals, 2018

    Felipe Garcia-Jeldes, R. Mitchell, A. Bharat, A. McGeer

    2020Infection control and hospital epidemiology8 citations

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20. Trends in antiviral therapy of adults hospitalized with influenza in Canada since the end of the 2009 pandemic

    G. Taylor, R. Mitchell, Rachel Fernandes, A. McGeer +7 more

    2014Antimicrobial Resistance and Infection Control8 citations Open access

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21. Antimicrobial use in Canadian acute-care hospitals: Findings from three national point-prevalence surveys between 2002 and 2017

    Jennifer J. Liang, Wallis Rudnick, R. Mitchell, James Brooks +19 more

    2022Infection control and hospital epidemiology7 citations Open access

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22. Preparedness for Candida auris in Canadian Nosocomial Infection Surveillance Program (CNISP) hospitals, 2024

    Charlie Tan, A. Bharat, Erin McGill, R. Mitchell +36 more

    2025Infection control and hospital epidemiology5 citations Open access

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23. Trends in healthcare-associated infections and antimicrobial-resistant organisms among adults in Canadian acute care hospitals: findings from four point prevalence surveys, 2002 to 2024

    R. Mitchell, Diane Lee, J. Bartoszko, Cassandra Lybeck +13 more

    2025Infection control and hospital epidemiology4 citations Open access

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24. Screening practices for antimicrobial-resistant organisms in a network of Canadian acute care hospitals

    A. Neitzel, J. Bartoszko, Erin McGill, Maureen Buchanan-Chell +6 more

    2025Antimicrobial Stewardship and Healthcare Epidemiology3 citations Open access

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25. Trends in SARS-CoV-2-related pediatric hospitalizations reported to the Canadian Nosocomial Infection Surveillance Program, March 2020 to December 2022

    Diane Lee, Erin McGill, L. Pelude, R. Mitchell +6 more

    2024Antimicrobial Stewardship and Healthcare Epidemiology3 citations

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26. Characterization of Extensively Drug-Resistant (XDR) Carbapenemase-Producing Enterobacterales (CPE) in Canada from 2019 to 2020

    J. Bartoszko, R. Mitchell, K. Katz, M. Mulvey +1 more

    2022Microbiology spectrum3 citations Open access

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27. Nirmatrelvir-ritonavir use among adults hospitalized with COVID-19 during the Omicron phase of the COVID-19 pandemic, Canadian Nosocomial Infection Surveillance Program

    R. Mitchell, Diane Lee, L. Pelude, Jeannette L. Comeau +22 more

    2023Canada communicable disease report = Releve des maladies transmissibles au Canada2 citations Open access

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28. Cerebrospinal fluid shunt–associated surgical site infection with three-month versus twelve-month surveillance periods in Canadian hospitals

    K. Choi, Vivienne Steele, J. Conly, Blanda Chow +8 more

    2022Infection control and hospital epidemiology2 citations Open access

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29. Minimum data cleaning recommendations for infection prevention and control acute care surveillance reporting: A solution for “garbage in, garbage out”

    K. Bush, J. Cayen, C. Blaser, Blanda Chow +8 more

    2025Canada communicable disease report = Releve des maladies transmissibles au Canada1 citations

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30. An assessment of the validity and reliability of SARS-CoV-2 infection surveillance data from the Canadian Nosocomial Infection Surveillance Program

    Erin McGill, J. Cayen, Jennifer Ellison, Diane Lee +5 more

    2024Canadian Journal of Infection Control1 citations

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31. Reply to Vanhems et al

    G. Taylor, R. Mitchell, A. McGeer, C. Frenette +6 more

    2014Infection Control & Hospital Epidemiology1 citations Open access

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32. P041: Trends in antiviral use in hospitalized patients following the 2009 influenza pandemic in Canada

    G. Taylor, R. Mitchell, A. McGeer, C. Frenette +6 more

    2013Antimicrobial Resistance and Infection Control1 citations Open access

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33. Laboratory-confirmed pandemic H1N1 influenca in hospitalized adults – findings from the Canadian Nosocomial Infection Surveillance Program (CNISP), 2009-10

    G. Taylor, K. Wilkinson, D. Gravel, Barbara Amihod +6 more

    2011BMC Proceedings1 citations Open access

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34. AMR surveillance in Canada: Insights from the 2025 Priority Pathogen List

    K. Abdesselam, P. K. Muchaal, A. Mishra, Raymond-Jonas Ngendabanka +7 more

    2026PLoS ONE0 citations Open access

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35. Assessing inter-rater agreement within a point prevalence survey of healthcare-associated infections and antimicrobial use in Canadian acute care hospitals.

    Diane Lee, J. Bartoszko, Cassandra Lybeck, S. Hota +7 more

    2026Infection control and hospital epidemiology0 citations Open access

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36. An interrupted time-series analysis assessing the association of the COVID-19 pandemic on healthcare-associated infections and antimicrobial-resistant organisms in Canadian acute care hospitals, 2018–2022

    Anada Silva, J. Bartoszko, J. Cayen, K. Choi +10 more

    2025Infection control and hospital epidemiology0 citations

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37. Impact of the COVID-19 Pandemic on Hospital Antimicrobial Purchasing in Canada (2018–2021): An Exploratory Analysis

    Janine Xu, J. Bartoszko, J. Cayen, Glenys Smith +11 more

    2025Journal of the Association of Medical Microbiology and Infectious Disease Canada = Journal officiel de l'Association pour la microbiologie medicale et l'infectiologie Canada0 citations Open access

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38. Surveillance for Health Care-Associated Infections, Antimicrobial Resistant Organisms and Antimicrobial use in Canadian Long-Term Care Homes: A Cross-Sectional Survey.

    J. Bartoszko, A. Neitzel, Z. Suleman, Tamara Duncombe +20 more

    2025Journal of the Association of Medical Microbiology and Infectious Disease Canada = Journal officiel de l'Association pour la microbiologie medicale et l'infectiologie Canada0 citations Open access

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39. 481. Trends in SARS-CoV-2-related Pediatric Hospitalizations in the Canadian Nosocomial Infection Surveillance Program, March 2020 to December 2022

    Diane Lee, R. Mitchell, L. Pelude, C. Frenette +5 more

    2023Open Forum Infectious Diseases0 citations Open access

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40. A Growing Concern: The Emergence and Dissemination of Carbapenemase-producing Enterobacterales (CPE) in Canada

    R. Mitchell, L. Mataseje, D. Boyd, G. Al-Rawahi +21 more

    2020Infection control and hospital epidemiology0 citations Open access

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41. Cerebrospinal Fluid Shunt-Associated Surgical Site Infection With Three- Versus Twelve-Month Follow-Up in Canadian Hospitals

    K. Choi, J. Conly, Blanda Chow, J. Embree +7 more

    2020Infection control and hospital epidemiology0 citations Open access

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42. 2166. Preparedness for Candida auris in Canadian Nosocomial Infection Surveillance Program (CNISP) Hospitals, 2018

    Felipe Garcia Jeldes, A. McGeer, A. Bharat, R. Mitchell

    2018Open Forum Infectious Diseases0 citations Open access

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43. P041: Trends in antiviral use in hospitalized patients following the 2009 influenza pandemic in Canada

    G. Taylor, R. Mitchell, A. McGeer, C. Frenette +6 more

    2013Antimicrobial Resistance and Infection Control0 citations Open access

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44. Identification and epidemiology of severe respiratory disease due to novel swine-origin influenza A (H1N1) virus infection in Alberta.

    G. Zahariadis, A. Joffe, J. Talbot, A. Devilliers +17 more

    2010The Canadian journal of infectious diseases & medical microbiology = Journal canadien des maladies infectieuses et de la microbiologie medicale0 citations Open access

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