Variable | Serum GGT* | p-value§ | |
---|---|---|---|
Normal level group | High level group† | ||
N (%‡) | N (%‡) | ||
Weekly working hours | |||
≤29 | 321 (78.0) | 79 (22.0) | 0.002 |
30–51 | 882 (83.1) | 172 (16.9) | |
≥52 | 267 (73.4) | 88 (26.6) | |
Working type | |||
Day work | 1,200 (79.9) | 278 (20.1) | 0.820 |
Non-day work | 261 (80.6) | 56 (19.4) | |
Occupation | |||
Manual work | 212 (78.2) | 54 (21.8) | 0.489 |
Non-manual work | 1,257 (80.3) | 285 (19.7) | |
Employment status | |||
Salary worker | 947 (83.2) | 180 (16.8) | <0.001 |
Self-employed | 218 (71.6) | 71 (28.4) | |
Unpaid family worker | 75 (70.0) | 32 (30.0) |