Rates of Prenatal Cannabis Use Among Pregnant Women Before and During the COVID-19 Pandemic

JAMA. 2021 Nov 2;326(17):1745-1747. doi: 10.1001/jama.2021.16328.


This study uses toxicology screening data from a health care delivery system to investigate whether rates of cannabis use increased among pregnant women during the COVID-19 pandemic.

Publication types

  • Research Support, N.I.H., Extramural

MeSH terms

  • Adult
  • COVID-19*
  • California / epidemiology
  • Cannabinoids / therapeutic use
  • Cannabis / adverse effects
  • Female
  • Humans
  • Marijuana Abuse / epidemiology*
  • Pregnancy
  • Pregnant Women*


  • Cannabinoids