Table 1 Baseline demographic characteristics of participants of C-STRIDE Study (Nov 2011–Mar 2016)
Variable | CVD | Â | P | ||
|---|---|---|---|---|---|
Total | Yes | No | Missing value | ||
(n = 3168) | (n = 311) | (n = 2857) | |||
Age (yr) | 48.21 ± 13.70 | 58.59 ± 10.51 | 47.08 ± 13.53 | 0 | <0.001 |
Gender | Â | Â | Â | 0 | Â |
 Male | 1876 (59.22) | 215 (69.13) | 1661 (58.14) |  | <0.001 |
 Female | 1292 (40.78) | 96 (30.87) | 1196 (41.86) |  | |
Annual income | Â | Â | Â | 139 | Â |
  ≤ 30 000 yuan | 1092 (36.05) | 119 (39.53) | 973 (35.67) |  | 0.18 |
  > 30 000 yuan | 1937 (63.95) | 182 (60.47) | 1755 (64.33) |  | |
Educational attainment | Â | Â | Â | 22 | Â |
 Junior high school degree or below | 1384 (43.99) | 150 (48.39) | 1234 (43.51) |  | 0.10 |
 High school degree or above | 1762 (56.01) | 160 (51.61) | 1602 (56.49) |  | |
Region | Â | Â | Â | 0 | Â |
 South | 916 (28.91) | 60 (19.29) | 856 (29.96) |  | <0.001 |
 North | 2252 (71.09) | 251 (80.71) | 2001 (70.04) |  | |
 BMI (kg/m2) | 24.47 ± 3.63 | 25.04 ± 3.35 | 24.41 ± 3.65 | 242 | <0.001 |
 BMI category (kg/m2) |  |  |  | 242 |  |
  < 24 | 1364 (46.62) | 96 (35.29) | 1268 (47.78) |  | <0.001 |
  ≥ 24 | 1562 (53.38) | 176 (64.71) | 1386 (52.22) |  | |
Tobacco use | Â | Â | Â | 62 | Â |
 Yes | 1185 (38.15) | 156 (50.98) | 1029 (36.75) |  | <0.001 |
Exercise (hours/week) | Â | Â | Â | 758 | Â |
  ≥ 3.5 | 1239 (51.41) | 124 (52.99) | 1115 (51.24) |  | 0.61 |
  < 3.5 | 1171 (48.59) | 110 (47.01) | 1061 (48.76) |  | |
 eGFR (ml/min/1.73 m2) | 50.72 ± 30.03 | 36.71 ± 18.87 | 52.25 ± 30.62 | 0 | <0.001 |