Table 1.
The distributions of socio-demographic characteristics of study subjects by sex in the Chinese group (N = 2659).
| Variables | Males (N = 1274) | Females (N = 1385) | p value |
|---|---|---|---|
| Mean ± SD | |||
| Age, year | 49.43 ± 18.77 | 47.80 ± 18.21 | 0.0229 * |
| Height, cm | 165.15 ± 9.37 | 154.93 ± 7.22 | <0.0001 |
| Weight, kg | 63.37 ± 12.59 | 55.33 ± 10.17 | <0.0001 |
| Body mass index, kg/m2 | 23.06 ± 3.54 | 22.95 ± 3.55 | 0.4271 |
| Waist circumference, cm | 82.55 ± 11.11 | 78.65 ± 10.50 | <0.0001 |
| N (%) | |||
| Education | <0.0001 | ||
| Primary school or below | 549 (43.09) | 714 (51.55) | |
| Junior or senior high school | 636 (49.92) | 586 (42.31) | |
| College or above | 89 (6.99) | 85 (6.14) | |
| Missing | -- | -- | |
| Marital status | 0.0008 | ||
| No | 205 (16.09) | 293 (21.16) | |
| Yes | 1069 (83.91) | 1092 (78.84) | |
| Missing | -- | -- | |
| Occupation | <0.0001 | ||
| Student | 98 (7.69) | 113 (8.16) | |
| Mental worker | 120 (9.42) | 79 (5.70) | |
| Manual worker | 553 (43.41) | 508 (36.68) | |
| Retiree | 203 (15.93) | 265 (19.13) | |
| Other | 300 (23.55) | 420 (30.32) | |
| Missing | -- | -- | |
| Income, yuan/year | 0.7306 | ||
| <10,000 | 252 (21.25) | 291 (22.45) | |
| 10,000–30,000 | 759 (64.00) | 811 (62.58) | |
| >30,000 | 175 (14.76) | 194 (14.97) | |
| Missing | 88 | 89 | |
| Tobacco smoking | <0.0001 | ||
| No | 558 (47.57) | 1254 (98.51) | |
| Yes | 615 (52.43) | 19 (1.49) | |
| Missing | 101 | 112 | |
| Alcohol drinking | <0.0001 | ||
| No | 529 (45.1) | 991 (77.79) | |
| Yes | 644 (54.9) | 283 (22.21) | |
| Missing | 101 | 111 | |
| Hypertension | 0.2011 | ||
| No | 899 (78.38) | 960 (76.19) | |
| Yes | 248 (21.62) | 300 (23.81) | |
| Missing | 127 | 125 | |
| Diabetes | 0.3341 | ||
| No | 591 (88.08) | 672 (86.38) | |
| Yes | 80 (11.92) | 106 (13.62) | |
| Missing | 603 | 607 | |
| Dyslipidemia | 0.8895 | ||
| No | 492 (85.86) | 582 (85.59) | |
| Yes | 81 (14.14) | 98 (14.41) | |
| Missing | 701 | 705 | |
| Stroke | 0.1418 | ||
| No | 1153 (98.29) | 1262 (98.98) | |
| Yes | 20 (1.71) | 13 (1.02) | |
| Missing | 101 | 110 | |
* Bold represents statistical significance.