Predictors of treatment failure for hip and knee prosthetic joint infections in the setting of 1-and 2-stage exchange arthroplasty: a multicenter retrospective cohort
Background Prosthetic hip and knee joint infections (PJIs) are challenging to eradicate despite
prosthesis removal and antibiotic therapy. There is a need to understand risk factors for …
prosthesis removal and antibiotic therapy. There is a need to understand risk factors for …
The evolving epidemiology of Clostridium difficile infection in Canadian hospitals during a postepidemic period (2009–2015)
KC Katz, GR Golding, KB Choi, L Pelude… - Cmaj, 2018 - Can Med Assoc
Background: The clinical and molecular epidemiology of health care–associated Clostridium
difficile infection in nonepidemic settings across Canada has evolved since the first report …
difficile infection in nonepidemic settings across Canada has evolved since the first report …
[HTML][HTML] Risk factors for influenza among health care workers during 2009 pandemic, Toronto, Ontario, Canada
…, J Gubbay, T Hatchette, KC Katz… - Emerging infectious …, 2013 - ncbi.nlm.nih.gov
… Serum specimens were extracted from blood samples and 1 mL aliquots frozen at −70C.
Aliquots were tested by hemagglutination-inhibition (HAI) assay to determine antibody titers …
Aliquots were tested by hemagglutination-inhibition (HAI) assay to determine antibody titers …
Trends in severe outcomes among adult and pediatric patients hospitalized with COVID-19 in the Canadian Nosocomial Infection Surveillance Program, March 2020 …
…, G Evans, L Johnston, J Johnstone, KC Katz… - JAMA Network …, 2023 - jamanetwork.com
Importance Trends in COVID-19 severe outcomes have significant implications for the health
care system and are key to informing public health measures. However, data summarizing …
care system and are key to informing public health measures. However, data summarizing …
[HTML][HTML] Characterization of healthcare-associated and community-associated Clostridioides difficile infections among adults, Canada, 2015–2019
…, G Han, J Johnstone, P Kibsey, KC Katz… - Emerging Infectious …, 2022 - ncbi.nlm.nih.gov
We investigated epidemiologic and molecular characteristics of healthcare-associated (HA)
and community-associated (CA) Clostridioides difficile infection (CDI) among adult patients …
and community-associated (CA) Clostridioides difficile infection (CDI) among adult patients …
Verification of the IDI-MRSA Assay for Detecting Methicillin-Resistant Staphylococcus aureus in Diverse Specimen Types in a Core Clinical Laboratory Setting
…, M Latchford, AJ McGeer, KC Katz - Journal of clinical …, 2006 - Am Soc Microbiol
The IDI-MRSA assay has a sensitivity of 96% and a specificity of 96% when used to screen
patients at extranasal sites. This verification study used previously unverified swabs and was …
patients at extranasal sites. This verification study used previously unverified swabs and was …
Emergence of macrolide resistance in throat culture isolates of group A streptococci in Ontario, Canada, in 2001
KC Katz, AJ McGeer, CL Duncan… - Antimicrobial agents …, 2003 - Am Soc Microbiol
Of 500 group A streptococci isolated from pharyngeal swabs, 72 (14.4%) were macrolide
resistant, compared to 2.1% in 1997. Of these, 66 (92%) were of the M phenotype and 6 (8.3%) …
resistant, compared to 2.1% in 1997. Of these, 66 (92%) were of the M phenotype and 6 (8.3%) …
Sensitivities of Nasal and Rectal Swabs for Detection of Methicillin-Resistant Staphylococcus aureus Colonization in an Active Surveillance Program
…, S Waldman, D White, J Tomassi, KC Katz - Journal of clinical …, 2008 - Am Soc Microbiol
All medical and high-risk surgical patients were screened for methicillin-resistant Staphylococcus
aureus colonization over 3.5 years. The sensitivities of nasal and rectal swabs were 68…
aureus colonization over 3.5 years. The sensitivities of nasal and rectal swabs were 68…
Community-associated methicillin-resistant Staphylococcus aureus: prevalence in skin and soft tissue infections at emergency departments in the Greater Toronto …
…, J Rizos, B Borgundvaag, KC Katz… - Canadian Journal of …, 2009 - cambridge.org
Objective:Community-associated methicillin-resistant Staphylococcus aureus (CA-MRSA),
which is caused primarily by the Canadian methicillin-resistant Staphylococcus aureus-10 (…
which is caused primarily by the Canadian methicillin-resistant Staphylococcus aureus-10 (…
Trends in Clostridioides difficile infection rates in Canadian hospitals during the coronavirus disease 2019 (COVID-19) pandemic
…, C Frenette, J Johnstone, P Kibsey, KC Katz… - Infection Control & …, 2023 - cambridge.org
The coronavirus disease 2019 (COVID-19) pandemic has placed significant burden on
healthcare systems. We compared Clostridioides difficile infection (CDI) epidemiology before …
healthcare systems. We compared Clostridioides difficile infection (CDI) epidemiology before …