Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Positive likelihood ratios (LRs) for symptoms associated with positive results for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) swabs in children in Alberta. Estimates of positive LRs and associated 95% confidence intervals (CIs) are shown for the full cohort (black), those children identified as having a high risk of exposure through contact tracing (red), those with at least 1 symptom (green) and those aged 5 years or older (blue).
