Table 1.
Demographic and clinical data of 158 FM patients with and without neuropathic pain diagnosis
| Variables | NP N = 53 | NNP N = 105 | P-value |
|---|---|---|---|
| Females, number (%) |
49 (92) |
100 (95) |
0.48 |
| Age, mean (SD) |
49 (8) |
46 (12) |
0.074 |
| BMI, mean (SD) |
29.6 (6.6) |
27.3 (6.6) |
0.041 |
| Duration of diagnosis, median (IQR) |
4 (2.7) |
3 (2.8) |
0.53 |
| FIQ, mean (SD) |
52.3 (19.4) |
48.0 (20.1) |
0.19 |
| PainDETECT score, mean (SD) |
19.8 (5.0) |
15.9 (5.8) |
<0.001 |
| Beck Depression Inventory, mean (SD) |
14.4 (7.2) |
13.5 (9.4) |
0.57 |
| Efficacy of pain relief*, mean (SD) |
6.3 (1.7) |
6.8 (1.8) |
0.13 |
| Health score**, mean (SD) |
5.8 (2.1) |
5.8 (2.0) |
0.95 |
| Current pain intensity***, mean (SD) |
6.3 (2.0) |
5.6 (2.2) |
0.033 |
| Number of patients with FM pain as their worst current pain (%) | 22 (41) | 73 (70) | <0.001 |
NP = neuropathic pain, NNP = non-neuropathic pain, BMI = body mass index, FIQ = Fibromyalgia Impact Questionnaire.
*Expressed as numerical rating scale (0 = no pain relief, 10 = maximal pain relief).
** Expressed as numerical rating scale (0 = poor health, 10 = maximal state of health).
*** Expressed as numerical rating scale (0 = no pain, 10 = worst imaginable pain).