The joint association of paternal age and maternal age with offspring psychiatric risk. The odds ratio (error bars are 95% CI) with adjustments for the sex, age, birth cohort, paternal and maternal history of psychiatric disorders, family’s insurance amount tertiles, and residence areas for (a) schizophrenia (SCZ), (b) autism spectrum disorders (ASD), (c) bipolar disorder (BPD), (d) attention deficit-hyperactivity disorder (ADHD), (e) major depressive disorder (MDD), (f) eating disorder (ED), (g) substance use disorder (SUD), (h) mental retardation, (i) tic disorder, (j) obsessive-compulsive disorder (OCD), (k) anxiety disorder, (l) somatoform, and (m) suicide.