Fig. 1.
Adjusted estimated percentages of current marijuana use by PCE status and gender at 15 and 17 years. Estimated values calculated after adjusting for PCE status*gender, race, gender, marital status, HOME score, and average prenatal marijuana exposure, violence exposure and externalizing behavior. Significant differences found between PCE boys and NCE boys at both 15 (OR = 3.62; 95% CI = 1.49–8.76; p = .004) and 17 years (OR = 3.12; 95% CI = 1.42–6.84; p = .004) and PCE boys and PCE girls at 17 years (OR = 2.09; 95% CI = 1.01–4.29; p = .045).