Basic characteristics of those who took health check-ups by operation types
| Men | Women | |||||
| Intervention | Control | P value | Intervention | Control | P value | |
| N (%) | N (%) | N (%) | N (%) | |||
| Age (years) | ||||||
| ≤39 | 215 (21.8) | 839 (24.4) | 0.18 | 90 (11.3) | 460 (15.0) | 0.01 |
| 40–59 | 323 (32.8) | 1050 (30.6) | 247 (31.1) | 1004 (32.7) | ||
| ≥60 | 448 (45.4) | 1547 (45.0) | 458 (57.6) | 1607 (52.3) | ||
| Socioeconomic status | ||||||
| Type of health insurance programme | ||||||
| National Health Insurance | 432 (69.1) | 1164 (67.5) | 0.46 | 385 (70.6) | 1017 (64.1) | 0.006 |
| Other | 193 (30.9) | 560 (32.5) | 160 (29.4) | 569 (35.9) | ||
| Job status | ||||||
| No job | 225 (22.7) | 659 (19.3) | 0.01 | 104 (13.1) | 249 (8.1) | <0.001 |
| Home maker | 4 (0.4) | 7 (0.2) | 333 (41.9) | 1220 (40.0) | ||
| Part-time job | 53 (5.3) | 182 (5.3) | 94 (11.8) | 349 (11.5) | ||
| Employed, self-employed, manager | 407 (41.0) | 1602 (46.9) | 97 (12.2) | 434 (14.2) | ||
| Student, other | 304 (30.6) | 967 (28.3) | 166 (20.9) | 795 (26.1) | ||
| Last health check-up | ||||||
| 0–3 years ago | 573 (81.9) | 1958 (80.1) | 0.30 | 78.53 (1693) | 78.49(1) | 0.98 |
| ≥4 years ago | 127 (18.1) | 486 (19.9) | 21.47 (464) | 21.51 (0) | ||