The crude odds ratios (OR) and 95% confidence intervals (95% CI) of potential predictors for multimorbidity separately for the two subgroups of people with no or one disease at baseline.

*the odd ratios presented are for the continuous and ordinal variables the odds ratio for an increase of one unit/level unless stated otherwise and for the dichotomized variables for presented dichotomy.**p***pADL, activities of daily living (0–6, higher score indicates worse function).CPRS, Comprehensive Psychopathological Rating Severity (0–48, higher score indicates more depressive symptoms).BMI, Body Mass Index.ESR, erythrocyte sedimentation rate.MMSE, mini-mental state examination (0–30, higher score indicates better function).WBC, white blood count.