Web and phone-based COVID-19 syndromic surveillance in Canada: A cross-sectional study.
Lauren Lapointe-ShawBenjamin RaderChristina M AstleyJared B HawkinsDeepit BhatiaWilliam J SchattenTodd C LeeJessica J LiuNoah M IversNathan M StallEffie GournisAshleigh R TuiteDavid N FismanIsaac I BogochJohn S BrownsteinPublished in: PloS one (2020)
The low rate of testing among those reporting symptoms suggests significant opportunity to expand testing among community-dwelling residents of Canada. Syndromic surveillance data can supplement public health reports and provide much-needed context to gauge the adequacy of SARS-CoV-2 testing rates.