Forest plots of meta-analysis results for logistic regression analyses of attention-deficit/hyperactivity disorder polygenic risk scores with case sex as the outcome (A), case-control status in female individuals (B), and case-control status in male individuals (C). Box sizes reflect sample sizes. Refer to Table 1 for exact sample sizes. CIs, confidence intervals; iPSYCH, Lundbeck Foundation Initiative for Integrative Psychiatric Research; PGC, Psychiatric Genomics Consortium.