Table 1 Characteristics of the surveyed patients
Characteristics | N | % | Characteristics | N | % |
|---|---|---|---|---|---|
Region (province) | Â | Â | Level of Education | Â | Â |
 Eastern | 739 | 31.4 | Primary or lower | 1894 | 80.6 |
 Central | 816 | 34.7 | Junior high school or above | 456 | 19.4 |
 Western | 795 | 33.8 | Insurance type |  |  |
Gender | Â | Â | Medical Insurance for Urban Employees | 37 | 1.6 |
 Male | 872 | 37.1 | Medical Insurance for Urban Residents & Basic Medical Insurance for Urban and Rural Residents | 710 | 30.2 |
 Female | 1478 | 62.9 | New Rural Cooperative Medical Scheme | 1588 | 67.6 |
Age | Â | Â | Other | 15 | 0.6 |
 < 45 | 29 | 1.2 | Per-Capita Annual Household Income |  |  |
 45–59 | 413 | 17.6 | 1 (≤ 1000 yuan) | 529 | 22.5 |
 60–74 | 1349 | 57.4 | 2 (1001–2000 yuan) | 437 | 18.6 |
 ≥ 75 | 559 | 23.8 | 3 (2001–3916 yuan) | 461 | 19.6 |
Marital Status |  |  | 4 (3917–9600 yuan) | 458 | 19.5 |
 Married | 1866 | 79.4 | 5 (> 9600 yuan) | 465 | 19.8 |
 Other | 484 | 20.6 |  |  |  |