| Previous review | Current review | ||
|---|---|---|---|
| Outcomes | Improvement | IMMPACT moderate benefit | IMMPACT substantial benefit |
| All studies | 4.3 (3.5 to 5.7) | 5.8 (4.8 to 7.2) | 6.8 (5.6 to 8.7) |
| PHN | 3.9 (3.0 to 5.7) | 5.5 (4.3 to 7.7) | 7.5 (5.2 to 14) |
| PDN | 2.9 (2.2 to 4.3) | 8.1 (4.7 to 28) | 5.8 (4.3 to 9.0) |
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