Publications by authors named "Alex Marchand-Austin"

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Large scale analysis of the SARS-CoV-2 main protease reveals marginal presence of nirmatrelvir-resistant SARS-CoV-2 Omicron mutants in Ontario, Canada, December 2021-September 2023.
Venkata Duvvuri, Fatima Shire, Sandra Isabel, Thomas Braukmann, Shawn Clark, Alex Marchand-Austin

Can Commun Dis Rep· October 2024

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Evaluation of Prenatal Hepatitis C Virus Prevalence Using Universal Screening, and Linkage to Care in a Real-World Setting in Ontario.
Mia J Biondi, Kate Lynch, Natalie Floriancic, Kirby Cronin, Alex Marchand-Austin

J Obstet Gynaecol Can· June 2024

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Natural Language Processing for Clinical Laboratory Data Repository Systems: Implementation and Evaluation for Respiratory Viruses.
Elham Dolatabadi, Branson Chen, Sarah A Buchan, Alex Marchand Austin, Mahmoud Azimaee

JMIR AI· June 2023

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Antibiotic susceptibility of urine culture specimens in Ontario: a population-based cohort study.
Alex Marchand-Austin, Samantha M Lee, Bradley J Langford, Nick Daneman, Derek R MacFadden

CMAJ Open· February 2023

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Publisher Correction: Divergent SARS-CoV-2 variant emerges in white-tailed deer with deer-to-human transmission.
Bradley Pickering, Oliver Lung, Finlay Maguire, Peter Kruczkiewicz, Jonathon D Kotwa, Alex Marchand-Austin

Nat Microbiol· January 2023

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Divergent SARS-CoV-2 variant emerges in white-tailed deer with deer-to-human transmission.
Bradley Pickering, Oliver Lung, Finlay Maguire, Peter Kruczkiewicz, Jonathon D Kotwa, Alex Marchand-Austin

Nat Microbiol· December 2022

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Prevalence and Mortality Associated with Bloodstream Organisms: a Population-Wide Retrospective Cohort Study.
Mark Verway, Kevin A Brown, Alex Marchand-Austin, Christina Diong, Samantha Lee

J Clin Microbiol· April 2022

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Exploring the reasons for low pertussis vaccine effectiveness in Ontario, Canada, 2006-2008: a Canadian Immunization Research Network study.
Stephanie L Hughes, Jeffrey C Kwong, Kevin L Schwartz, Cynthia Chen, Caitlin Johnson, Alex Marchand-Austin

Can J Public Health· February 2022

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Patient and provider determinants of breast cancer screening among Ontario women aged 40-49: a population-based retrospective cohort study.
Michelle B Nadler, Noah Ivers, Alex Marchand-Austin, Aisha Lofters, Peter C Austin

Breast Cancer Res Treat· October 2021

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The Benefits and Harms of Antibiotic Prophylaxis for Urinary Tract Infection in Older Adults.
Bradley J Langford, Kevin A Brown, Christina Diong, Alex Marchand-Austin, Kwaku Adomako

Clin Infect Dis· August 2021

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A Call for Caution in Use of Pertussis Vaccine Effectiveness Studies to Estimate Waning Immunity: A Canadian Immunization Research Network Study.
Natasha S Crowcroft, Kevin L Schwartz, Rachel D Savage, Cynthia Chen, Caitlin Johnson, Alex Marchand-Austin

Clin Infect Dis· July 2021

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Antibiotic susceptibility reporting and association with antibiotic prescribing: a cohort study.
Bradley J Langford, Nick Daneman, Christina Diong, Alex Marchand-Austin, Kwaku Adomako

Clin Microbiol Infect· April 2021

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Prenatal hepatitis B screening, and hepatitis B burden among children, in Ontario: a descriptive study.
Mia J Biondi, Alex Marchand-Austin, Kirby Cronin, Natasha Nanwa, Vithusha Ravirajan

CMAJ· October 2020

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The impact of different antibiotic treatment regimens on mortality in complex pulmonary disease: a population-based cohort study.
Sarah K Brode, Hannah Chung, Michael A Campitelli, Jeffrey C Kwong, Rinku Sutradhar, Alex Marchand-Austin

Eur Respir J· September 2020

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Underutilization of nontuberculous mycobacterial drug susceptibility testing in Ontario, Canada, 2010-2015.
Elizabeth R Andrews, Alex Marchand-Austin, Jennifer Ma, Kirby Cronin, Meenu Sharma

J Assoc Med Microbiol Infect Dis Can· June 2020

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Universal genotyping reveals province-level differences in the molecular epidemiology of tuberculosis.
Jennifer L Guthrie, Alex Marchand-Austin, Kirby Cronin, Karen Lam, Daria Pyskir

PLoS One· December 2019

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The direct healthcare costs attributable to West Nile virus illness in Ontario, Canada: a population-based cohort study using laboratory and health administrative data.
Emily Shing, John Wang, Mark P Nelder, Camilla Parpia, Jonathan B Gubbay, Alex Marchand-Austin

BMC Infect Dis· December 2019

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The evolving nature of in Ontario, Canada, 2009-2017: strains with shifting genotypes and pertactin deficiency.
Raymond S W Tsang, Michelle Shuel, Kirby Cronin, Saul Deng, Kathleen Whyte, Alex Marchand-Austin

Can J Microbiol· November 2019

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Trends in HIV care cascade engagement among diagnosed people living with HIV in Ontario, Canada: A retrospective, population-based cohort study.
James Wilton, Juan Liu, Ashleigh Sullivan, Beth Rachlis, Alex Marchand-Austin

PLoS One· September 2019

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Prescribing Patterns for Treatment of Mycobacterium avium Complex and M. xenopi Pulmonary Disease in Ontario, Canada, 2001-2013.
Sarah K Brode, Hannah Chung, Michael A Campitelli, Jeffrey C Kwong, Alex Marchand-Austin

Emerg Infect Dis· July 2019

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Pertussis vaccine effectiveness in a frequency matched population-based case-control Canadian Immunization Research Network study in Ontario, Canada 2009-2015.
Natasha S Crowcroft, Kevin L Schwartz, Cynthia Chen, Caitlin Johnson, Ye Li, Alex Marchand-Austin

Vaccine· May 2019

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Cohort profile: Development and profile of a population-based, retrospective cohort of diagnosed people living with HIV in Ontario, Canada (Ontario HIV Laboratory Cohort).
Juan Liu, James Wilton, Ashleigh Sullivan, Alex Marchand-Austin, Beth Rachlis

BMJ Open· May 2019

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A method for improved fluorescent staining for acid fast smear microscopy by incorporating an acetone rinse step.
Kevin May, Alex Marchand-Austin, Adriana Peci, Frances B Jamieson

Diagn Microbiol Infect Dis· April 2019

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Under-reporting of pertussis in Ontario: A Canadian Immunization Research Network (CIRN) study using capture-recapture.
Natasha S Crowcroft, Caitlin Johnson, Cynthia Chen, Ye Li, Alex Marchand-Austin

PLoS One· August 2018

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Limitations of administrative data to identify measles cases in Ontario, Canada: a cautionary tale.
Caitlin Johnson, Cynthia Chen, Laura Rosella, Heather Rilkoff, Alex Marchand-Austin

Can J Public Health· February 2018

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