Risk of SARS-CoV-2 infection following initial COVID-19 vaccination: population-based cohort study
Tadrous M, Chung H, Men S, Chu C, Campbell T, Juurlink DN, Kwong JC, Paterson JM, Gomes T. PLoS One. 2022; 17(10):e0273903. Epub 2022 Oct 20.
Publications
Coronavirus disease 2019 vaccine effectiveness among a population-based cohort of people living with HIV
Chambers C, Samji H, Cooper CL, Costiniuk CT, Janjua NZ, Kroch AE, Arbess G, Benoit AC, Buchan SA, Chung H, Kendall CE, Kwong JC, Langlois MA, Lee SM, Mbuagbaw L, Mccullagh J, Moineddin R, Nambiar D, Walmsley S, Anis A, Burchell AN. AIDS. 2022; Oct 18 [Epub ahead of print].
Association of influenza vaccination with SARS-CoV-2 infection and associated hospitalization and mortality among patients aged 66 years or older
Hosseini-Moghaddam SM, He S, Calzavara A, Campitelli MA, Kwong JC. JAMA Netw Open. 2022; 5(9):e2233730. Epub 2022 Sep 28.
Estimated effectiveness of COVID-19 vaccines against Omicron or Delta symptomatic infection and severe outcomes
Buchan SA, Chung H, Brown KA, Austin PC, Fell DB, Gubbay JB, Nasreen S, Schwartz KL, Sundaram ME, Tadrous M, Wilson K, Wilson SE, Kwong JC. JAMA Netw Open. 2022; 5(9):e2232760. Epub 2022 Sep 22.
Effectiveness of COVID-19 vaccines over time prior to Omicron emergence in Ontario, Canada: test-negative design study
Chung H, Austin PC, Brown KA, Buchan SA, Fell DB, Fong C, Gubbay JB, Nasreen S, Schwartz KL, Sundaram ME, Tadrous M, Wilson K, Wilson SE, Kwong JC; on behalf of the Canadian Immunization Research Network (CIRN) Provincial Collaborative Network (PCN) Investigators. Open Forum Infect Dis. 2022; Sep 7 [Epub ahead of print].
Effectiveness of COVID-19 vaccines against hospitalization and death in Canada: a multiprovincial test-negative design study
Nasreen S, Febriani Y, García HAV, Zhang G, Tadrous M, Buchan SA, Righolt CH, Mahmud SM, Janjua NZ, Krajden M, De Serres G, Kwong JC; Canadian Immunization Research Network (CIRN) Provincial Collaborative Network (PCN) Investigators. Clin Infect Dis. 2022; Aug 17 [Epub ahead of print].
Effectiveness of a fourth dose of COVID-19 mRNA vaccine against the omicron variant among long term care residents in Ontario, Canada: test negative design study
Grewal R, Kitchen SA, Nguyen L, Buchan SA, Wilson SE, Costa AP, Kwong JC. BMJ. 2022; 378:e071502. Epub 2022 Jul 6.
Relationship of frailty with excess mortality during the COVID-19 pandemic: a population-level study in Ontario, Canada
Wijeysundera HC, Abdel-Qadir H, Qiu F, Manoragavan R, Austin PC, Kapral MK, Kwong JC, Sun LY, Ross HJ, Udell JA, Roifman I, Yu AYX, Chu A, McAlister FA, Lee DS. Aging Clin Exp Res. 2022; 34(10):2557-65. Epub 2022 Jul 1.
Estimating population-based incidence of community-acquired pneumonia and acute otitis media in children and adults in Ontario and British Columbia using health administrative data, 2005-2018: a Canadian Immunisation Research Network (CIRN) study
Nasreen S, Wang J, Sadarangani M, Kwong JC, Quach C, Crowcroft NS, Wilson SE, McGeer A, Morris SK, Kellner JD, Sander B, Kus JV, Hoang L, Marra F, Fadel SA. BMJ Open Respir Res. 2022; 9(1):e001218. Epub 2022 Jun 28.
Vaccine effectiveness of BNT162b2 against Delta and Omicron variants in adolescents
Buchan SA, Nguyen L, Wilson SE, Kitchen SA, Kwong JC. Pediatrics. 2022; Jun 16 [Epub ahead of print].