C statistics for dementia subtypes were also highest using only information on participant’s age, ranging from 0.68 (95% CI, 0.63-0.72) to 0.82 (95% CI, 0.80-0.83), followed by CAIDE–APOE-supplemented, ranging from 0.64 (95% CI, 0.58-0.69) to 0.76 (95% CI, 0.74-0.77). The gene discussed is APOE; the disease is dementia.