The basic situation of patients (n=1049)
| Characteristic | N | Per cent (%) |
| Gender | ||
| Male | 461 | 43.9 |
| Female | 588 | 56.1 |
| Level of education | ||
| ≤Junior high school | 428 | 40.8 |
| Senior middle school | 359 | 34.2 |
| Bachelor | 243 | 23.2 |
| ≥Master | 19 | 1.8 |
| Monthly income (RMB) | ||
| <1000 | 212 | 20.2 |
| 1001–3000 | 496 | 47.3 |
| 3001–5000 | 254 | 24.2 |
| 5001–8000 | 60 | 5.7 |
| >8000 | 27 | 2.6 |
| How to pay for medical expenses | ||
| Completely their own medical expenses | 215 | 20.5 |
| Urban employee basic medical insurance | 333 | 31.7 |
| Urban resident basic medical insurance | 191 | 18.2 |
| New rural cooperative medical | 237 | 22.6 |
| Commercial medical insurance | 22 | 2.1 |
| Other | 51 | 4.9 |