| Performer of insertion | Expulsion | |||||
| Yes | No | Total | ||||
| Number | Frequency (%) | Number | Frequency (%) | Number | Frequency (%) | |
| Obstetrician | 0 | 0 | 21 | 28 | 21 | 28 |
| General practitioner | 0 | 0 | 10 | 14 | 10 | 14 |
| Midwife | 0 | 0 | 13 | 18 | 13 | 18 |
| Resident | 3 | 4 | 26 | 36 | 29 | 40 |
| Total | 3 | 4 | 70 | 96 | 73 | 100 |