CANADIAN SURVEILLANCE OF COVID-19 IN PREGNANCY: EPIDEMIOLOGY, MATERNAL AND INFANT OUTCOMES

Globally, as of March 31st, 2021 there were more than 120 million cumulative cases of COVID-19 and more than 2.5 million related-deaths.1 In Canada, since the start of the pandemic, there have been 976,598 cases of COVID-19 and 22,926 deaths.2 Three interim reports have been previously released by the Canadian Surveillance of COVID-19 in Pregnancy: Epidemiology, Maternal and Infant Outcomes (CANCO. [...] With only a subset of Canadian data, each of the aforementioned reports highlighted increased rates of hospitalization and admission to the intensive care unit (ICU) among pregnant persons diagnosed with COVID-19.3-5 A growing number of international reports corroborate our Canadian findings.6-11 For example, a living systematic review found that the odds of admission to an intensive care unit (po. [...] On behalf of public health officials, with support from the Public Health Agency of Canada, the Canadian Institutes for Health Research, the Better Outcomes Registry & Network (BORN) Ontario, and the BC Women’s Health Foundation, this national, prospective, surveillance project was initiated in order to monitor pregnant persons during the pandemic and assess both maternal and infant outcomes relat. [...] Of the total number of cases known in Canada at the time of this report (4805), available subset data (BC, ON, MB, QC, and AB) for 3678 pregnant positive cases (76.5% of the total number of cases reported to CANCOVID-Preg), from March 1st, 2020 to March 31st, 2021 were amalgamated for this report. [...] Similar to findings reported by the US CDC and a living systematic review of COVID-19 in pregnancy, we found 13.1% of our sample were born preterm.11,12 The rates of NICU admission in our data were in keeping with rates of prematurity (15.2%).