Table 2.
Characteristics of subjects
| Variables | Korean (n = 498) | Migrant workers | p value * | ||||
|---|---|---|---|---|---|---|---|
| East Asian (n = 11) | Southeast Asian (n = 109) | Central Asian (n = 19) | South Asian (n = 27) | All migrants (n = 166) | |||
| Age (years) | 29.3 ± 5.3 | 33.9 ± 4.8 | 28.1 ± 5.3 | 30.63 ± 5.1 | 29.3 ± 4.8 | 29.0 ± 5.3 | 0.487† |
| Height (cm) | 172.6 ± 5.8 | 166.9 ± 4.8 | 165.0 ± 5.4 | 171.2 ± 5.7 | 167.9 ± 6.5 | 166.3 ± 5.9* | <0.001† |
| Weight (kg) | 72.4 ± 11.6 | 64.2 ± 7.2 | 62.0 ± 9.1 | 74.2 ± 14.3 | 65.4 ± 9.8 | 64.1 ± 10.5* | <0.001† |
| BMI (kg/m2) | 24.3 ± 3.4 | 23.3 ± 2.6 | 22.7 ± 2.6 | 25.1 ± 3.9 | 23.1 ± 2.7 | 23.1 ± 2.9* | <0.001† |
| Smoking history | |||||||
| Never smokers | 183 (36.7) | 5 (45.5) | 63 (57.8) | 8 (42.1) | 12 (44.4) | 88 (53.0) | 0.001‡ |
| Ex-smokers | 56 (11.2) | 2 (18.2) | 5 (4.6) | 1 (5.3) | 3 (11.1) | 11 (6.6) | |
| Current smokers | 259 (52.0) | 4 (36.4) | 41 (37.6) | 10 (52.6) | 12 (44.4) | 67 (40.4) | |
| Working duration | |||||||
| <3 years | 282 (56.6) | 9 (81.8) | 78 (71.6) | 19 (100) | 22 (81.5) | 128 (77.1) | <0.001‡ |
| ≥3 years | 216 (43.4) | 2 (18.2) | 31 (28.4) | 0 | 5 (18.5) | 38 (22.9) | |
Unit: mean ± standard deviation, number (%).
*Differences between Korean and all migrant workers.
†Calculated using t-test.
‡Calculated using χ 2 test.
BMI; Body mass index.