Dorina Cadar|Camille Lassale|Hilary Davies|David J. Llewellyn|G. David Batty|Andrew Steptoe
Individual and Area-Based Socioeconomic Factors Associated With Dementia Incidence in England
University College London|University College London|University of Surrey|University of Exeter|University College London|University College London
lower educational attainment associated higher risk dementia however less clear extent socioeconomic markers contribute dementia riskto examine relationship education wealth areabased deprivation incidence dementia last decade england investigate differences people born different periodsdata english longitudinal study ageing prospective cohort study representative english population used investigate associations markers socioeconomic status wealth quintiles index multiple deprivation dementia incidence investigate outcomes associated age cohorts 2 independent groups derived using median split born 19021925 19261943dementia determined physician diagnosis informant questionnaire cognitive decline elderlya total 6220 individuals aged 65 years older enrolled study median interquartile range age baseline 732 681783 years 3410 548 female 463 individuals 74 new cases dementia ascertained 12 years 20022003 20142015 cohort born 1926 1943 hazard developing dementia 168 times higher hazard ratio hr 168 95 ci 105286 lowest wealth quintile compared highest quintile independent education index multiple deprivation health indicators higher hazards also observed secondhighest quintile index multiple deprivation hr 162 95 ci 106246 compared lowest least deprived quintilein english nationally representative sample incidence dementia appeared socioeconomically patterned primarily level wealth association somewhat stronger participants born later years