The risk of incident dementia during follow-up in 888 participants aged 75 years and older without dementia at baseline.

Abbreviations: ADL – Activities of daily living; CES-D – Center for Epidemiologic Studies Depression Scale; CI – Confidence interval; IADL – Instrumental activities of daily living; MMSE – Mini Mental State Examination; SCID – Structured Clinical Interview; s.d. – standard deviation.Notes:1Based on the revised version of the international CASMIN educational classification;2128 participants (14.4%) with depressive symptoms at baseline (CES-D cut-off score 23);311 participants (1.2%) with major depression at baseline.