Published on in Vol 10, No 11 (2021): November

1 Department of Pediatrics, University of British Columbia , Vancouver, BC, CA
2 School of Population and Public Health, University of British Columbia , Vancouver, BC, CA
3 British Columbia Injury Research & Prevention Unit, British Columbia Children’s Hospital Research Institute , Vancouver, BC, CA
4 Human Early Learning Partnership, University of British Columbia , Vancouver, BC, CA
5 Faculty of Education, University of British Columbia , Vancouver, BC, CA
6 Child Care Services, University of British Columbia , Vancouver, BC, CA
7 Statistical Consultant , North Vancouver, BC, CA
*these authors contributed equally