| Number of | Percent with outcome | |||||
|---|---|---|---|---|---|---|
| At least moderate pain relief | Studies | Participants | Gabapentin | Placebo | Risk ratio (95% CI) | NNT (95% CI) |
| Gabapentin alone | 1 | 96 | 61 | 25 | 2.5 (1.5 to 4.2) | 2.8 (1.8 to 5.6) |
| Morphine alone | 1 | 96 | 80 | 25 | 3.2 (1.9 to 5.2) | 1.8 (1.4 to 2.7) |
| Gabapentin plus morphine | 1 | 93 | 78 | 25 | 3.1 (1.9 to 5.1) | 1.9 (1.4 to 2.8) |
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