Table 1 Characteristics of the study population and their association with MetS
Characteristics | Mets | OR | P value | |
|---|---|---|---|---|
Yes (1475) | No (2319) | |||
Gender, n (%) | ||||
Men | 1306 (88.54) | 1891 (81.54) | 1.75 (1.44,2.12) | < 0.001* |
Women | 169 (11.46) | 428 (18.46) | ||
Age | 1.42 (1.31,1.55) | < 0.001* | ||
≤ 35 | 296 (20.07) | 679 (29.28) | ||
35–45 | 502 (34.03) | 855 (36.87) | ||
≥ 45 | 677 (45.90) | 785 (33.85) | ||
Monthly income (CNY), n (%) | 0.91 (0.84,0.99) | 0.039* | ||
≤ 4000 | 416 (28.20) | 573 (24.71) | ||
4000–6000 | 625 (42.37) | 1025 (44.20) | ||
≥ 6000 | 434 (29.42) | 721 (31.09) | ||
Marital status, n (%) | ||||
Single | 36 (2.44) | 142 (6.12) | 1 (reference) | |
Married | 1415 (95.93) | 2136 (92.11) | 2.61 (1.80,3.79) | < 0.001* |
Divorced | 24 (1.63) | 41 (1.77) | 2.31 (1.24,4.30) | 0.008* |
Educational level, n(%) | ||||
Junior high school or below | 420 (28.47) | 627 (27.04) | 1 (reference) | |
Bachelor degree or above | 172 (11.66) | 280 (12.07) | 0.92 (0.73,1.15) | 0.453 |
Junior college and senior high school | 883 (59.86) | 1412 (60.89) | 0.93 (0.80,1.08) | 0.366 |
Work type, n (%) | ||||
Heavy physical | 316 (21.42) | 654 (28.20) | 1 (reference) | |
Light physical | 795 (53.90) | 1076 (46.40) | 1.53 (1.30,1.80) | < 0.001* |
Mental labor | 364 (24.68) | 589 (25.40) | 1.28 (1.06,1.54) | 0.010* |
Current smoking, n (%) | ||||
Yes | 875 (59.32) | 1293 (55.76) | 1.16 (1.01,1.32) | 0.031* |
No | 600 (40.68) | 1026 (44.24) | ||
Alcohol consumption, n (%) | ||||
Yes | 676 (45.83) | 886 (38.21) | 1.37 (1.20,1.56) | < 0.001* |
No | 799 (54.17) | 1433 (61.79) | ||
Physical activity level, n (%) | ||||
Inactive | 134 (9.08) | 161 (6.94) | 1 (reference) | |
Minimally Active | 452 (30.64) | 657 (28.33) | 0.83 (0.64,1.07) | 0.149 |
Health-enhancing physical activity | 889 (60.27) | 1501 (64.73) | 0.71 (0.56,0.91) | 0.006* |
Workplace | ||||
Underground front-line | 237 (16.07) | 525 (22.64) | 1 (reference) | |
Underground auxiliary | 538 (36.47) | 792 (34.15) | 1.51 (1.25,1.82) | < 0.001* |
Ground worker | 421 (28.54) | 561 (24.19) | 1.66 (1.36,2.03) | < 0.001* |
Office worker | 279 (18.91) | 441 (19.01) | 1.56 (1.21,2.00) | 0.139 |
Snoring, n (%) | ||||
Never | 375 (25.42) | 960 (41.40) | 1 (reference) | |
Occasionally | 556 (37.69) | 864 (37.26) | 1.65 (1.40,1.93) | < 0.001* |
Habitually | 544 (36.88) | 495 (21.35) | 2.81 (2.37,3.34) | < 0.001* |
BMI (kg/ m2), n (%) | ||||
< 24 | 1305 (56.27) | 269 (18.24) | ||
≥ 24 | 1014 (43.73) | 1206 (81.76) | 5.77 (4.94,6.74) | < 0.001* |