Table 2.
Descriptive statistics and group differences at baseline.
| Characteristics | Total (n=130) | Intervention group (n=60) | Control group (n=70) | Group comparisons |
P value |
| Males, n (%) | 63 (48.5) | 35 (58.3) | 28 (40.0) | χ21=4.4 | .04 |
| Age (years), mean (SD) | 25.0 (3.0) | 24.8 (3.1) | 25.1 (3.0) | t128=−0.73 | .47 |
| Body mass index (kg/m²), mean (SD) | 24.5 (4.5) | 24.9 (4.5) | 24.1 (4.4) | t124=0.94 | .35 |
| Elementary and special secondary education, n (%) | 39 (31.2) | 18 (30.5) | 21 (31.8) | χ22=0.03 | .98 |
| Employment duration (years), mean (SD) | 4.8 (3.0) | 4.8 (2.9) | 4.8 (3.1) | t127=−0.05 | .96 |