CCDR: Volume 49-2/3, February/March 2023: Early Warning in Public Health

Table of contents

Overview
Event-based surveillance: Providing early warning for communicable disease threats
T Norzin, H Ghiasbeglou, M Patricio, S Romanova, A Zaghlool, F Tanguay, L Zhao on behalf of the Global Public Health Intelligence Network (GPHIN)

Rapid Communication
Wastewater surveillance for earlier detection of seniors congregate living COVID-19 outbreaks in Peterborough, Ontario
T Piggott, M Kharbouch, M Donaldson, C Pigeau, D Churipuy, G Pacey, C Kyle

Surveillance
Utility of the Peterborough Public Health COVID-19 rapid antigen test self-report tool: Implications for COVID-19 surveillance
E Smith, C Pigeau, J Ahmadian-Yazdi, M Kharbouch, J Hoffmeyer, T Piggott

Eyewitness Report
Quality over quantity in active tick surveillance: Sentinel surveillance outperforms risk-based surveillance for tracking tick-borne disease emergence in southern Canada
C Guillot, C Bouchard, K Buhler, R Pelletier, F Milord, P Leighton

Rapid Communication
Community-based COVID-19 outbreak of the B.1.1.7 (Alpha) variant of concern in Newfoundland, February to March 2021
A Nunn, A Morrissey, A Crocker, K Patterson, J Stares, K Smith, L Gilbert, K Wilkinson

Implementation Science
Integration of hospital with congregate care homes in response to the COVID-19 pandemic
CK Chan, M Magaz, VR Williams, J Wong, M Klein-Nouri, S Feldman, J O'Brien, N Salt, AE Simor, J Charles, BM Wong, S Shadowitz, K Fleming, AK Chan, JA Leis

Eyewitness Report
Treatment of severe human mpox virus infection with tecovirimat: A case series
KK Demir, M Desjardins, C Fortin, S Grandjean-Lapierre, A Chakravarti, F Coutlée, G Zaharatos, J Morin, C Tremblay, J Longtin

Advisory Committee Statement
Summary of the NACI Statement on Public Health Level Recommendations on the Use of Pneumococcal Vaccines in Adults, Including the Use of 15-valent and 20-valent Conjugate Vaccines
A Wierzbowski, R Pless, KJ Hildebrand on behalf of the National Advisory Committee on Immunization (NACI)

ID News
Update on mpox (monkeypox) in Canada, March 2023