Research Article
Relationship between Neuropathic Pain and Obesity
Table 2
Impact of body-weight on pain intensity, patient-reported symptoms, and quality of life.
| | Variable | Overweight () | Normal-weight () | value |
| | NRS | 7.4 (6.5–9.3) | 5.8 (3.8–8.0) | 0.04 |
| | NPSI total score | 54.5 (40.3–75.0) | 39.9 (25.0–59.8) | 0.03 | | Burning (superficial) | 5.6 (3.5–8.0) | 4.2 (0.8–7.0) | 0.15 | | Spontaneous pain (deep) | 3.5 (0.0–5.3) | 3.1 (0.0–5.1) | 0.62 | | Squeezing | 3.7 (0.0–7.3) | 3.3 (0.0–6.0) | 0.73 | | Pressure | 3.3 (0.0–6.0) | 2.8 (0.0–5.0) | 0.50 | | Paroxysmal pain | 3.6 (0.0–5.5) | 1.9 (0.0–4.0) | 0.049 | | Electric shocks | 4.6 (0.0–8.3) | 2.3 (0.0–4.8) | 0.05 | | Stabling | 2.6 (0.0–7.0) | 1.6 (0.0–3.3) | 0.31 | | Evoked pain | 4.5 (2.0–6.8) | 3.2 (0.5–5.8) | 0.20 | | Brush-evoked pain | 4.6 (0.8–8.0) | 3.3 (0.0–7.3) | 0.23 | | Pressure-evoked pain | 4.7 (1.5–8.0) | 3.5 (0.0–7.0) | 0.27 | | Cold-evoked pain | 4.3 (1.5–6.5) | 2.9 (0.0–5.0) | 0.17 | | Paresthesia and dysesthesia | 6.6 (4.8–8.5) | 5.1 (3.5–7.1) | 0.06 | | Tingling | 7.7 (7.3–10.0) | 6.3 (4.0–8.0) | 0.06 | | Pins and needles | 5.4 (2.3–8.0) | 3.8 (0.0–7.0) | 0.16 |
| | SF-MPQ total | 21.1 (15.5–25.5) | 15.3 (8.0–20.0) | 0.049 | | Sensory dimension | 13.9 (8.0–19.0) | 10.7 (5.8–15.0) | 0.12 | | Affective dimension | 7.1 (5.0–9.3) | 4.6 (1.8–7.3) | 0.03 |
| | SF-36 | | | | | PCS | 32.0 (19.0–41.9) | 32.9 (20.9–45.7) | 0.57 | | MCS | 43.2 (37.2–46.1) | 44.2 (34.2–55.4) | 0.72 | | RCS | 36.7 (21.1–51.4) | 36.8 (27.8–48.2) | 0.80 |
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Data are expressed as medians (25th percentile–75th percentile). NRS: an 11-point numerical rating scale; BMI: body mass index; NPSI: Neuropathic Pain Symptom Inventory; SF-MPQ: Short-Form McGill Pain Questionnaire; SF-36: Short Form-36 health survey; PCS: pain component summary; MCS: mental component summary; RCS: role/social component summary.
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