Depression was diagnosed based on major and recurrent episodes using the M.I.N.I.<h4>Results</h4>Low socioeconomic status was associated with higher insulin resistance precursor (TG/HDL ratio) (standardized coefficient, SC = 0.064; p = .027) and with higher levels of depression (SC = 0.084; p = .001). The gene discussed is INS; the disease is major depressive disorder.