From: Genetic, clinical, and biochemical aspects of patients with Alzheimer disease
 | Alzheimer’s disease (n = 40) | Control group (n = 40) | P value |
---|---|---|---|
Age group (years) | Â | Â | 0.08 |
 51–60 | 7 (17.5%) | 7 (17.5%) |  |
 61–70 | 18 (45%) | 21 (52.5%) |  |
 71–80 | 10 (25%) | 12 (30%) |  |
  ≥ 81 | 5 (12.5%) | 0 |  |
Sex | Â | Â | 0.58 |
 Male | 23 (57.5%) | 23 (57.5%) |  |
 Female | 17 (42.5%) | 17 (42.5%) |  |