Fig. 1From: Sleep duration, genetic susceptibility, and Alzheimer's disease: a longitudinal UK Biobank-based studyRestricted cubic splines (RCS) for analysis of the relationship between sleep duration and incidence of Alzheimer’s disease (AD). The model was adjusted for age, gender, ethnicity, TDI, education level, smoking, alcohol use, hypertension, stroke, myocardial infarction, and diabetesBack to article page