| Parameters |
| No. | % |
| Age | 20 - 30 years old | 64 | 79.0 |
|
| 31 - 40 years old | 10 | 12.3 |
|
| More than 40 | 7 | 8.6 |
| Education | Nursing diploma | 21 | 25.9 |
|
| Bachelor | 57 | 70.4 |
|
| Master | 3 | 3.7 |
| Marital status | Single | 52 | 64.2 |
|
| Married | 29 | 35.8 |
| Department | Labor room | 52 | 64.2 |
|
| Post partum ward | 29 | 35.8 |
| Experience | 5 years or less | 53 | 65.4 |
|
| 6 - 15 years | 18 | 22.2 |
|
| more than 15 years | 10 | 12.3 |
| Sharp box | Yes | 81 | 100.0 |
|
| No | 0 | 00.0 |
| Training course | Yes | 70 | 86.4 |
|
| No | 11 | 13.6 |
| Hepatitis B vaccine | Yes | 77 | 95.1 |
|
| No | 4 | 4.9 |