Table 2.
Characteristics of male subjects by total body fat percentage
| Non-manual | Manual | ||||
|---|---|---|---|---|---|
| Obese | Non-obese | Obese | Non-obese | ||
| (BF ≥ 25.7) | (BF < 25.7 ) | (BF ≥ 25.7 | (BF < 25.7 ) | ||
| Age group | 20-29 | 7 (56.2) | 11 (43.8) | 10 (23.1) | 41 (76.9) |
| 30-39 | 23 (23.8) | 83 (76.2) | 30 (25.3) | 79 (74.7) | |
| 40-49 | 127 (36.3) | 235 (63.7) | 49 (21.0) | 185 (79.0) | |
| 50-59 | 88 (31.1) | 200 (68.9) | 39 (17.6) | 182 (82.4) | |
| 60-65 | 40 (27.8) | 108 (72.2) | 36 (18.4) | 142 (81.6) | |
| Education | ≤Middle school | 3 (22.7) | 15 (77.3) | 38 (20.5) | 154 (79.5) |
| High school | 48 (28.8) | 129 (71.2) | 80 (19.3) | 322 (80.7) | |
| ≥College | 234 (32.9) | 493 (67.1) | 46 (23.0) | 153 (77.0) | |
| Incomeb | First quartile | 32 (39.1) | 55 (60.9) | 36 (19.0) | 162 (81.0) |
| Second quartile | 70 (37.7) | 136 (62.3) | 58 (27.4) | 167 (72.6) | |
| Third quartile | 89 (29.8) | 199 (70.2) | 42 (18.5) | 160 (81.5) | |
| Forth quartile | 94 (27.5) | 247 (72.5) | 28 (14.4) | 140 (85.6) | |
| Marital status | Single | 35 (31.1) | 83 (68.9) | 34 (23.4) | 99 (76.6) |
| Married | 250 (32.0) | 554 (68.0) | 130 (19.6) | 530 (80.4) | |
| Alcohol drinking | none or social | 206 (31.2) | 479 (68.8) | 124 (19.9) | 479 (80.1) |
| moderate or heavy | 79 (33.8) | 158 (66.2) | 40 (22.0) | 150 (78.0) | |
| Smoking | Never smoker | 66 (30.1) | 154 (69.9) | 27 (16.1) | 108 (83.9) |
| Ex-smoker | 85 (28.0) | 234 (72.0) | 54 (20.9) | 202 (79.1) | |
| Current smoker | 134 (35.8) | 249 (64.2) | 83 (21.7) | 319 (78.3) | |
| Energy intake(kcal/day) | <2000 | 80 (28.7) | 188 (71.3) | 37 (16.9) | 156 (83.1) |
| 2000-2499 | 93 (35.5) | 199 (64.5) | 56 (21.7) | 195 (78.3) | |
| ≥2500 | 112 (31.2) | 250 (68.8) | 71 (21.4) | 278 (78.6) | |
| Physical activitya | Light | 124 (35.7) | 229 (64.3) | 60 (24.0) | 186 (76.0) |
| Moderate | 107 (33.2) | 226 (66.8) | 47 (20.9) | 161 (79.1) | |
| Vigorous | 54 (24.7) | 182 (75.3) | 57 (17.6) | 282 (82.4) | |
| Sleep hours per day | <7 | 135 (32.6) | 295 (67.4) | 71 (23.5) | 234 (76.5) |
| ≥7 | 150 (31.2) | 342 (68.8) | 93 (18.4) | 395 (81.6) | |
| Stress† | Feel less | 180 (30.3) | 425 (69.7) | 123 (18.8) | 500 (81.2) |
| Feel more | 105 (34.7) | 212 (65.3) | 41 (26.3) | 129 (73.7) | |
| Work hours per week | <40 | 21 (46.4) | 21 (53.6) | 12 (15.2) | 85 (84.8) |
| 40-48 | 150 (31.0) | 341 (69.0) | 79 (20.9) | 263 (79.1) | |
| 49-60 | 91 (31.2) | 225 (68.8) | 45 (18.2) | 203 (81.8) | |
| >60 | 23 (31.3) | 50 (68.7) | 28 (28.4) | 78 (71.6) | |
| Stability of work | Temporary worker | 11 (38.5) | 20 (61.5) | 31 (20.8) | 136 (79.2) |
| Permanent worker | 274 (31.5) | 617 (68.5) | 133 (20.4) | 493 (79.6) | |
| Work scheduleb | Shift work | 16 (44.0) | 24 (56.0) | 39 (27.8) | 110 (72.2) |
| Day work | 269 (31.2) | 613 (68.8) | 125 (18.7) | 519 (81.3) | |
Values are expressed as unweighted count and estimate percentage N(%). aSignificantly different between obese and non-obese subjects in non-manual workers (p < 0.05). bSignificantly different between obese and non-obese subjects in manual workers (p < 0.05)