Table 1 Demographics of the participants.

From: Compensatory retinal blood flow enhancement in cognitively normal ApoE ε4 carriers

Variables

APOE ε4−(N = 64)

APOE ε4 + (N = 20)

P value

Age, year (mean ± SD)

62.42 ± 8.077

64.5 ± 7.119

0.421*

Sex, female (%)

41 (64.1%)

13 (65.0%)

0.939

Education, secondary and above (%)

46 (71.8%)

14 (70.0%)

0.871

Family history of AD (%)

13(20.3%)

8(40.0%)

0.076

Stroke history (%)

3(4.6%)

3(15.0%)

0.287

Smoking (%)

12(18.7%)

4(20.0%)

0.901

Drinking (%)

15(23.4%)

5(25.0%)

0.886

  1. *Independent samples t-test.
  2. Chi-square test of independence.