Figure 1.
Hazard ratios (HR) relating quartiles (Q) of body mass index (BMI) to all-cause dementia in persons < 76 years old and persons ≥ 76 years old, adjusting for age, sex, years of education, ethnic group, and APOEe4. Only the HR for the 3rd and 4th quartiles in persons < 76 years were statistically significant.