Table 4 Application evaluation – 1st instillation
From: Evaluation of the safety and efficacy of a novel product for the removal of impacted human cerumen
| Â | Impaction before 1st instillation n (%) | Â | |
|---|---|---|---|
Irrigation | 51-75% | 76-100% | Total |
Ear impaction before 1st irrigation | |||
 <3% impacted | 0 | 0 | 0 |
 3–25% | 2 (17) | 0 | 2 (7) |
 26–50% | 4 (33) | 0 | 4 (13) |
 51–75% | 6 (50) | 5 (28) | 11 (37) |
 76–100% | 0 | 13 (72) | 13 (43) |
Ear impaction after 1st irrigation | |||
 <3% impacted | 4 (33) | 3 (17) | 7 (23) |
 3–25% | 2 (17) | 1 (6) | 3 (10) |
 26–50% | 4 (33) | 2 (11) | 6 (20) |
 51–75% | 2 (17) | 2 (11) | 4 (13) |
 76–100% | 0 | 10 (56) | 10 (33) |
Ear impaction after 2nd irrigation | |||
 <3% impacted | 8 (67) | 3 (17) | 11 (37) |
 3–25% | 0 | 2 (11) | 2 (7) |
 26–50% | 3 (25) | 2 (11) | 5 (17) |
 51–75% | 1 (8) | 3 (17) | 4 (13) |
 76–100% | 0 | 8 (44) | 8 (27) |
Ear impaction after 3rd irrigation | |||
 <3% impacted | 8 (67) | 8 (44) | 16 (53) |
 3–25% | 0 | 1 (6) | 1 (3) |
 26–50% | 3 (25) | 2 (11) | 5 (17) |
 51–75% | 0 | 2 (11) | 2 (7) |
 76–100% | 0 | 4 (22) | 4 (13) |
 Not performed | 1 (8) | 1 (6) | 2 (7) |
2nd treatment needed | |||
 No | 8 (67) | 8 (44) | 16 (53) |
 Yes | 4 (33) | 10 (56) | 14 (47) |
Total | 12 (100) | 18 (100) | 30 (100) |