Table 1 Basic demographic characteristics of participants
Baseline characteristic | N (%) |
|---|---|
Age (years) (N) | 2644 |
35–44 years | 329 (12.4) |
45–54 years | 972 (36.8) |
55–64 | 1329 (50.3) |
≥ 65 | 14 (0.5) |
Physical disease* (N) | 2702 |
Yes | 1551 (57.4) |
No | 1151 (42.6) |
Gynecological disease (N) | 2702 |
Yes | 2088 (77.3) |
No | 614 (22.7) |
HRT (menopause drugs) (N) | 2702 |
Yes | 598 (22.1) |
No | 2104 (77.9) |
Gynecological surgery (N) | 2702 |
Yes | 372 (13.8) |
No | 2330 (86.2) |
Menstrual status (N) | 2638 |
Regular | 835 (31.7) |
Irregular | 261 (9.9) |
Menopause | 1542 (58.5) |
BMI (kg/m2) ** | 2636 |
< 18.5 | 176 (6.7) |
18.5–24.9 | 1897 (72.0) |
≥ 25 | 563 (21.4) |
Education level (N) | 2644 |
Junior high school and below | 1118 (42.3) |
High school and secondary school | 910 (34.4) |
College or bachelor degree | 616 (23.3) |
Mode of parturition (N) | 2702 |
Vaginal | 1902 (70.4) |
Caesarean | 686 (25.4) |
Nulliparous | 114 (4.2) |
Number of pregnancies(N) | |
0 | 101 (3.7) |
1 | 1421 (52.6) |
2 | 675 (25.0) |
≥ 3 | 505 (18.7) |