Table 1. Participant characteristics at baseline (n = 6187).
| n | (%) | |
|---|---|---|
| Job content | ||
| Management | 942 | (15) |
| Professional | 1539 | (25) |
| Manufacturing | 987 | (16) |
| Service | 552 | (9) |
| Sales | 528 | (9) |
| Transportation | 481 | (8) |
| Clerk | 393 | (6) |
| Agriculture | 261 | (4) |
| Security | 133 | (2) |
| Other | 371 | (6) |
| Completed education | ||
| Junior high school or high school | 4353 | (70) |
| Vocational college | 467 | (8) |
| University or postgraduate | 1347 | (22) |
| Marital status | ||
| Married | 5303 | (86) |
| Divorced/widowed | 506 | (8) |
| Never married | 378 | (6) |
| K6 score | ||
| 0–4 | 4660 | (75) |
| 5–12 | 1359 | (22) |
| Over 13 | 168 | (3) |
| Smoking cessation during the follow-up period | ||
| Yes | 1921 | (31) |
| No | 4266 | (69) |