Nearly all members (99%) of the Cache County Study cohort are white.
Diagnosis & Evaluation Methods
For a detailed description, see Miech RA et al. 2002.
Miech RA, Breitner JC, Zandi PP, Khachaturian AS, Anthony JC, Mayer L. Incidence of AD may decline in the early 90s for men, later for women: The Cache County study. Neurology. 2002 Jan 22;58(2):209-18.
Steffens DC, Skoog I, Norton MC, Hart AD, Tschanz JT, Plassman BL, Wyse BW, Welsh-Bohmer KA, Breitner JC. Prevalence of depression and its treatment in an elderly population: the Cache County study. Arch Gen Psychiatry. 2000 Jun;57(6):601-7.