49. Direct pulp capping (self etch adhesive system + acetone‐based total‐etch adhesive) versus direct pulp capping (total‐etching with 36% phosphoric acid + acetone‐based total‐etch adhesive).
| Outcome | Time point (months) | No. of studies | Risk ratio (95% CI) |
| Clinical failure | 6 | 1 | 3.00 (0.13 to 69.52) |
| 12 and 24 | 1 | 1.00 (0.07 to 14.90) | |
| Radiological failure | 6 | 1 | 0.33 (0.01 to 7.72) |
| 12 | 1 | 1.00 (0.07 to 14.90) | |
| 24 | 1 | 0.33 (0.04 to 2.94) | |
| Pain | 6 | 1 | Not estimable* |
| 12 | 1 | 3.00 (0.13 to 69.52) | |
| 24 | 1 | 1.00 (0.07 to 14.90) | |
| Pathological radiolucency | 6 | 1 | Not estimable* |
| 12 | 1 | 1.00 (0.07 to 14.90) | |
| 24 | 1 | 0.33 (0.04 to 2.94) | |
| Pathological root resorption | 6, 12 and 24 | 1 | Not estimable* |
*due to lack of events
Abbreviation ‐ CI: confidence interval.