Table 1.
Baseline characteristics of participants in the Kailuan Female Cohort (n = 19,437)
| Characteristic | n (%) |
|---|---|
| Age, y | |
| Mean | 49.2 |
| SD | 11.3 |
| <50 | 10,130 (52.1) |
| ≥50 | 9,307 (47.9) |
| Smoking | |
| Never | 18,549 (95.4) |
| Ever | 447 (2.3) |
| Diabetes | |
| No | 17,402 (89.5) |
| Yes | 1,623 (8.4) |
| Marital status | |
| Single | 1,136 (5.8) |
| Married | 17,853 (91.6) |
| BMI, kg/m2 | |
| <23.9 | 8,682 (44.7) |
| 24–27.9 | 7,038 (36.2) |
| ≥28 | 3,500 (18.0) |
| Physical activitya | |
| <3 times/wk | 16,367 (84.2) |
| >3 times/wk | 2,590 (13.3) |
| Drinking | |
| Never | 17,707 (91.1) |
| Ever | 1,289 (6.6) |
| hsCRP (mg/L) | |
| Mean | 2.4 |
| SD | 5.0 |
| <1 | 10,351 (53.3) |
| 1–3 | 4,984 (25.6) |
| 3–10 | 3,297 (17.0) |
| >10 | 805 (4.1) |
a
Physical activity time longer than 30 minutes.