Sociodemographic characteristics
| Socio-demographic variables | N (%) |
| Gender | |
| Male | 65 (8.7) |
| Female | 680 (91.3) |
| Age | |
| 20–29 | 352 (47.2) |
| 30–39 | 329 (44.2) |
| Above 40 | 64 (8.6) |
| Education | |
| Postgraduate or above | 5 (0.7) |
| Bachelor degree | 561 (75.3) |
| Three-year college education | 174 (23.3) |
| Secondary vocational school education | 5 (0.7) |
| Occupation | |
| Doctor | 61 (8.2) |
| Nurse | 684 (91.8) |
| Years of working | |
| 1–5 | 221 (41.9) |
| 5–9 | 254 (31.9) |
| Above 10 | 270 (26.2) |
| The title of a professional post | |
| Junior professional title | 462 (62.0) |
| Medium-grade professional title | 251 (33.7) |
| Associate senior title | 26 (3.5) |
| High professional title | 6 (0.8) |
| Hospital level | |
| Tertiary hospitals | 334 (44.8) |
| Second-class hospital | 409 (54.9) |
| Class-I hospital | 2 (0.3) |
| Receive training | |
| Yes | 327 (43.9) |
| No | 418 (56.1) |
| Work experience | |
| Yes | 318 (42.7) |
| No | 417 (57.3) |