The number of women who use marijuana while pregnant is increasing, especially among teenage and young pregnant mothers, a new report in the Journal of the American Medical Association (JAMA) suggested.
“Marijuana is the most commonly used illicit drug during pregnancy,” the research letter published in JAMA on Tuesday stated. “And its use is increasing.”
Researchers examined data from 279,457 pregnant women who were patients at the Kaiser Permanente Northern California health care system and from 2009 to 2016, and participated in a self-administered questionnaire on marijuana use since pregnancy, as well as a cannabis toxicology test during their standard prenatal care visits.
Among pregnant mothers who were younger than 18, researchers said the prevalence