Table 1.
Chronic pain subjects characteristics.
| Subject | Pain disorder |
Pain
type |
Pain
site |
Pain
duration (years) |
Analgesic medication |
Pain diary
(VAS) |
Scan pain
(VAS) |
|---|---|---|---|---|---|---|---|
| 1 | Trigeminal post-herpetic neuralgia | NP | Left | 7.5 | None | 5.06 | 3.0 |
| 2 | Myofascial pain | NNP | Bilateral | 26 | 150 mg/day pregabalin, 3,990 mg/day paracetamol | 6.36 | 5.3 |
| 3 | Myofascial pain | NNP | Bilateral | 48 | None | 3.97 | 4.3 |
| 4 | Neuropathic pain after SCI | NP | Bilateral | 13 | None | 8.77 | 1.4 |
| 5 | Neuropathic pain after SCI | NP | Bilateral | 1.3 | 900 mg/day pregabalin; 120 mg/day oxycodone 60 mg/day paracetamol |
8.80 | 7.0 |
| 6 | Neuropathic pain after SCI | NP | Bilateral | 10.8 | 600 mg/day gabapentin | 4.34 | 1.9 |
| 7 | Myofascial pain | NNP | Bilateral | 14 | None | 4.50 | 2.8 |
| 8 | Myofascial pain | NNP | Bilateral | 5.5 | None | 3.20 | 2.9 |
| 9 | Myofascial pain | NNP | Bilateral | 5 | None | 1.92 | 1.4 |
| 10 | Trigeminal neuropathy | NP | Bilateral | 9 | None | 3.02 | 6.4 |
| 11 | Atypical trigeminal neuralgia | NP | left | 17 | None | 2.60 | 2.6 |
| 12 | Neuropathic pain after SCI | NP | Bilateral | 10.5 | None | 5.12 | 6.0 |
| 13 | Neuropathic pain after SCI | NP | Bilateral | 10 | None | 0.89 | 0.5 |
| 14 | Neuropathic pain after SCI | NP | Bilateral | 4.7 | 600 mg/day pregabalin | 3.84 | 1.8 |
| 15 | Neuropathic pain after SCI | NP | Bilateral | 36.8 | None | 1.63 | 3.1 |
| 16 | Trigeminal neuropathy | NP | Bilateral | 10 | None | 0.56 | 0.6 |
| 17 | Neuropathic pain after SCI | NP | Bilateral | 27.5 | None | 4.77 | 3.6 |
| 18 | Neuropathic pain after SCI | NP | Bilateral | 34.5 | None | 2.80 | 2.8 |
| 19 | Neuropathic pain after SCI | NP | Bilateral | 23 | None | 1.73 | 2.2 |
| Mean (± SD) |
16.5 ± 13 | 3.9 ± 2.3 | 3.1 ± 1.9 |
VAS, visual analog scale; SCI, spinal cord injury; NP, neuropathic pain; NNP, non-neuropathic pain.