Aim: connection of effectiveness of beta-carotene treatment of Alzheimer disease with the presence or absence of APOE4 allele and some other factors of life.
Note: longer-lived allele
Ethnicity:American Age of cases: 70-79 (duration of study - 7 years) Shorter lived allele: e4
Statistics - Number of cases/controls: 106 vs 349 (initial)
- p-value:
0.71
- Significant: No
Comment on This Data Unit