Table 1 Characteristics of the participants in 2015 (n=444)
Variable | n(%)/Mean(SD) |
|---|---|
Sex (Female) | 398 (89.6%) |
Age a | 34.5 (11.9) |
Body mass index (BMI) b | 21.3 (3.0) |
Current smoker c | 29 (6.5%) |
Employment status: regular d | 388 (87.4%) |
Occupation e | |
Teacher | 380 (85.6%) |
Cook/Nutritionist | 46 (10.4%) |
Others | 17 (3.8%) |
Working schedule: irregular f | 363 (81.8%) |
Work stress | |
Job strain g | 0.78 (0.17) |
Social support h | 19.8 (3.0) |
Effort-reward imbalance i | 36 (8.1%) |
Overcommitment j | 14.9(3.3) |
Low back pain: present | 270 (60.8%) |