| First insertion | Second insertion | ||
Pain Group scores n, (%) | ||||
Time | Mild | Moderate or severe | Mild | Moderate or severe |
1 | 31 (100) | 0 | 31 (100) | 0 |
2 | 31 (100) | 0 | 30 (96.8) | 1 (3.2) |
3 | 30 (96.8) | 1 (3.2) | 30 (96.8) | 1 (3.2) |
4 | 28 (90.3) | 3 (9.7) | 29 (93.5) | 2 (6.5) |
5 | 16 (51.6) | 15 (48.4) | 21 (67.7) | 10 (32.3) |
6 | 11 (74.2) | 20 (64.6) | 19 (61.3) | 12 (38.7) |