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| variables | PHN (n = 20) | CON (n = 20) | P-value |
|---|---|---|---|
| age (years) | 63.4 ± 6.0 | 61.8 ± 4.4 | 0.36 |
| gender (female/male) | 9/11(45/55%) | 10/10(50/50%) | 0.99 |
| body mass index (BMI) | 24.0 ± 3.0 | 23.6 ± 2.8 | 0.67 |
| duration of the disease | 4.9 ± 3.5 | ||
| numeric rating scale (NRS) | 6(5,6) | ||
| hypertension | 5(25%) | 4(20%) | 0.99 |
| diabetes mellitus | 4 | 2 | 0.66 |
