Table 3: Participants’ socio-demographic characteristics, knowledge and observance of steps of sterilization at HKM CNHU in Benin, 2013.
| Variables | Frequencies (n=51) | Percentage (%) | 
| Sex |  |  | 
| Male | 27 | 52.9 | 
| Female | 24 | 47.1 | 
| Occupation |  |  | 
| Nurse/Mid wife | 26 | 51 | 
| Nurse assistant | 15 | 29.4 | 
| Laboratory skilled agents | 06 | 11.8 | 
| Trainees | 04 | 7.8 | 
| Training in sterilization |  |  | 
| Yes | 28 | 54.9 | 
| No | 23 | 45.1 | 
| Knowledge of steps sterilization |  |  | 
| Yes | 12 | 23.5 | 
| No | 39 | 76.5 | 
| Observance of steps of sterilization |  |  | 
| Yes | 13 | 25.5 | 
| No | 38 | 74.5 | 
The average age of respondents was 41 ± 7.5 years. Table shows that 45.1% of workers have not received training in the field of sterilization.