Table 2.
GRADE quality of evidence ratings
|
Certainty assessment
|
Certainty | |||||||
| Variable | № of studies | Study design | Risk of bias | Inconsistency | Indirectness | Imprecision | Other considerations | |
| Pain intensity | 4 | RCT | Not serious | Serious | Not serious | Not serious | None | ⨁⨁⨁◯ MODERATE |
| Rescue medication | 1 | RCT | Not serious | Not Serious | Not Serious | Not Serious | Publication bias strongly suspected | ⨁⨁⨁◯ MODERATE |
| Time to pain free | 1 | RCT | Not serious | Not Serious | Not Serious | Not Serious | Publication bias strongly suspected | ⨁⨁⨁◯ MODERATE |
| Treatment failure | 1 | RCT | Not serious | Not Serious | Not Serious | Not Serious | Publication bias strongly suspected | ⨁⨁⨁◯ MODERATE |
RCT means randomized controlled trial.