Table 1. Characteristics of postherpetic neuralgia (PHN) patients and healthy control group.
| Characteristic | PHN cases (n = 30) | Healthy controls (n = 30) | p |
|---|---|---|---|
| Mean age, years (per patient) | 60.70 ± 10.18 | 58.13 ± 10.54 | 0.341 |
| Sex, n; female/male | 12/18 | 12/18 | |
| Mean height-cm (per patient) | 163.4 ± 7.29 | 164.0 ± 7.22 | 0.598 |
| Mean weight-kg (per patient) | 61.1 ± 11.45 | 62.9 ± 7.91 | 0.468 |
| Median disease durations (IQR)—months (per patient) 1 month<DD≤3 months DD>3 months |
2.65 (1.5–6.0) 18 (60%) 12 (40%) |
— | |
| Pain intensity— (NRS 010) (per patient) | 6.9 ± 1.5 | — | |
| Total lesion dermatomes 1 month<DD≤3 months DD>3 months |
49 31 18 |
— | |
| Mean lesion dermatome (per patient) | 1.63 ± 0.49 | — | |
| Location of skin lesion Left Right |
18 (60%) 12 (40%) |
— | |
| Allodynia | 27 (90%) | — | |
| Numbness | 11 (36.67%) | — | |
| Itching | 15 (50%) | — |
Note:
Continuous data are presented as means ± SDs or mean (IQR); data in parentheses are interquartile ranges. Categorical data are numerators; data in parentheses are percentages. DD, disease duration.