Table 1 Descriptive statistics of the main variables (N = 3940)
Variable | Mean/proportion | Standard deviation |
|---|---|---|
Dependent variable | ||
Self-assessed health as “good” | 66% | – |
Work-related injury | 8% | – |
Occupational disease | 14% | – |
Independent variable | ||
ISEI | 42.01 | 15. 23 |
Type of work unit (state-owned/collective) | 38% | – |
Overtime work (hours/month) | 11.82 | 26.97 |
Exposure to harmful factors at the workplace | 44% | – |
Take protective measures against harmful factors | 29% | – |
Manual job demand | -0.01 | 0.99 |
Cognitive job demand | 0.02 | 1.00 |
Job control | 0.00 | 1.00 |
Occupational medical insurance | 48% | – |
Perceived job reward | 0.00 | 1.00 |
Control variable | ||
Age | 38.72 | 11.06 |
Gender (Female) | 43% | – |
Hukou (non-agricultural) | 46% | – |
Years of education | 10.19 | 4.43 |
Annual income (10,000 Yuan) | 3.00 | 2.82 |
Smoking | 33% | – |
Alcohol drinking | 33% | – |