Associations of GPRS for psychiatric and metabolic traits with MDD and subtypes (severe typical and severe atypical).Results (Odds Ratios and 95% Confidence Intervals) from binary (MDD: 1,530 cases) and multinomial (subtypes: 228 severe typical, 251 severe atypical) logistic regressions (reference: 1,700 controls) adjusted for year of birth, gender and three ancestry-informative principal components