Figure 1.

(A) Case numbers, (B) hospitalizations, and (C) deaths compared to public health measures and variants of interest introduced in Alberta, Canada. (i) school closures province-wide, (ii) public health emergency declared in Alberta, (iii) non-emergency health care procedure cancellations, (iv) care home lockdown, (v) US-Canada border closed, (vi) quarantine measures for international travelers introduced, (vii) restaurant and retail closures, (viii) test all who are symptomatic, (ix) mask wearing advised in Alberta and (x) Canada-wide, (xi) 2 m social distancing in public places, (xii) masks mandatory in public settings across Canada, (xiii) in-class grades kindergarten to 12 resume with masking, hand hygiene, and social distancing protocols. Hosp = hospitalizations, ^*days after the COVID-19 pandemic was declared by the World Health Organization on March 7th, 2020.