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| Methods | Randomized, double‐blind, placebo‐controlled crossover study |
| Participants | Amputees with constant postamputation pain. Sample size of 12 (but only 9 were analysed) |
| Interventions | Peripheral nerve block |
| Outcomes | The primary outcome was the difference in absolute change between worst pain intensity, either phantom or stump pain, at baseline and at 30 minutes after lidocaine or saline injection. |
| Notes |
