Demographic and clinical characteristics of study participants by sex
| Characteristics | Total Sample | Men | Women | P Valuea |
|---|---|---|---|---|
| No. of subjects | 530 | 218 | 312 | |
| Age (yr) (No.) (%) | ||||
| 60 | 141 (26.6) | 66 (30.3) | 75 (24.0) | |
| 66 | 123 (23.2) | 51 (23.4) | 72 (23.1) | |
| 72 | 84 (15.8) | 30 (13.8) | 54 (17.3) | |
| 78 | 73 (13.8) | 29 (13.3) | 44 (14.1) | |
| 81 | 49 (9.2) | 18 (8.3) | 31 (9.9) | |
| 84 | 26 (4.9) | 9 (4.1) | 17 (5.4) | |
| 87 | 18 (3.4) | 9 (4.1) | 9 (2.9) | |
| 90 or older | 16 (3.0) | 6 (2.8) | 10 (3.2) | .72 |
| Age (yr), mean (SD) | 70.7 (9.1) | 70.1 (9.2) | 71.1 (9.0) | .20 |
| Education (No.) (%) | ||||
| Primary school | 67 (12.6) | 26 (11.9) | 41 (13.1) | |
| Middle school | 246 (46.4) | 78 (35.8) | 168 (53.8) | |
| University | 217 (40.9) | 114 (52.3) | 103 (33.0) | <.01 |
| Hypertension (No.) (%) | 383 (72.3) | 165 (75.7) | 218 (69.9) | .14 |
| Diabetes (No.) (%) | 41 (7.7) | 25 (11.5) | 16 (5.1) | <.01 |
| High cholesterol (No.) (%) | 295 (56.4) | 118 (55.7) | 177 (56.9) | .78 |
| Obesity (No.) (%) | 72 (13.6) | 30 (13.8) | 42 (13.5) | .93 |
| Atrial fibrillation (No.) (%) | 11 (2.1) | 7 (3.2) | 4 (1.3) | .13 |
| Coronary heart disease (No.) (%) | 53 (10.0) | 30 (13.8) | 23 (7.4) | .02 |
| Heart failure (No.) (%) | 12 (2.3) | 5 (2.3) | 7 (2.2) | .97 |
| PVH (median) (IQR) | 8 (6–9) | 8 (6–10) | 8 (6–9) | .56 |
| WMH (median) (IQR) | 16 (5–29) | 16 (4–26) | 16 (6–30) | .56 |
Note:—IQR indicates interquartile range.
↵a P value was for the test of sex differences.