Fig. 2: Stratified analysis for the associations of Phenotypic age acceleration with suicide attempts.

TDI townsend deprivation index, BMI body mass index, CI confidence interval, OR odd ratio. Biologically younger participants were used as the reference group. aPhysical disorders referred to any of hypertension, diabetes, coronary heart disease, and stroke. bPsychiatric disorders referred to any of anxiety, depression, bipolar disorder and schizophrenia. Models adjusted for age, sex, education, ethnicity, employment, TDI, smoking, alcohol consumption, physical activity, sleep duration, BMI, physical disorders, and psychiatric disorders (excluding stratification factors). Bold suggested significant interactions.