High-Potency Prenatal Cannabis Exposure and Birth Outcome Measures.

Pregnant women have limited information on the impact of prenatal cannabis exposure (PCE) alone. Our aim was to determine if PCE, without alcohol, tobacco, or illicit drug use, is associated with altered birth outcome measures in obstetrically low-risk women. In this observational cohort study, pregnant women were recruited between 2019 and 2022 from communities in Washington and Oregon, USA, and enrolled following their first trimester.

Self-report methodology for quantifying standardized cannabis consumption in milligrams delta-9-tetrahydrocannabinol.

There is currently no format-independent method to determine delta-9-tetrahydrocannabinol (THC) in milligrams for self-report studies. Validate self-report method for quantifying mg THC from commercially available cannabis products using product labeling, which includes both net weight and product potency. 53 adult cannabis users (24 M, 29F), 21-39 years of age ( = 28.