Figure 2. Change in Risk of Attention-Deficit/Hyperactivity Disorder (ADHD) Diagnosis Based on Tobacco and Opioid Exposure.

Bivariate estimation of change in risk (measured by H function to reflect nonlinear combinations of exposures) for ADHD diagnosis conditional on opioid exposure with and without tobacco exposure and tobacco exposure with and without opioid exposure. Whiskers represent 95% credible intervals.