ALB and major depressive disorder: According to results from Kruskal-Wallis-test and Χ2-test, patient groups differed by age, sex, MMSE, Charlson Comorbidity Index, incidence of diabetes mellitus, cerebrovascular incidents, albumin and hemoglobin levels, Geriatric Depression Scale score, functional level on IADL and Barthel index, nutritional status in MNA and BMI, educational level and quality of life (see Tables 1 and 2 for detailed results).