Table 1 Demographic distribution of subjects by gender in general samples and CI samples
Male | Female | Total | |
|---|---|---|---|
(n = 1,107) | (n = 2,069) | (n = 3,176) | |
Number of people | 1,107 | 2,069 | 3,176 |
Age (years, mean ± SD) | 70.54 ± 9.25 | 69.26 ± 9.65 | 69.70 ± 9.53 |
Eduacation (years) Pearson’s P value <0.001 | |||
<6 | 228 | 791 | 1,019 |
6-10 | 408 | 744 | 1,152 |
>10 | 471 | 534 | 1,005 |
CI (n) | 102 | 164 | 266 |
Percentage (%) | 9.21% | 7.93% | 8.38% |
Age (years, mean ± SD) | 73.31 ± 11.03 | 72.84 ± 12.87 | 73.02 ± 12.21 |
Eduacation (years) Pearson’s P value <0.001 | |||
<6 | 18 | 98 | 116 |
6-10 | 59 | 45 | 104 |
>10 | 25 | 21 | 46 |