MOESM1 of Using a birth cohort to study brain health and preclinical dementia: recruitment and participation rates in Insight 46

Additional file 1: Table S1. Numbers and percentage of socioeconomic factors and health characteristics distribution for different stages of recruitment. Table S2. Analyses of socioeconomic and health characteristics predictors for those who were invited but refused attendance vs those who attended. Table S3. Original criteria of set of life course data available for Insight 46 eligibility.