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Distribution of common causes of neuropathic pain and non-neuropathic pain in the study patients.
| Neuropathic pain | Non-neuropathic pain |
|---|---|
| PHN (n=73) | Osteoarthritis (n=86) |
| Polyneuropathy (n=28) | Low back pain (n=34) |
| Phantom limb pain (n=18) | Spondylolisthesis (n=12) |
| Trigeminal neuralgia (n=24) | |
| Post-surgical pain syndrome (n=4) | |
| Multiple sclerosis (n=6) | |
PHN: Post Herpetic Neuralgia
