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Characteristics of the participants.
| Variable | PTG (n = 19) | PLSG (n = 20) |
|---|---|---|
| Age (years) | 53.00 ± 14.82 | 58.95 ± 5.39 |
| BMI (kg/m2) | 23.18 ± 2.79 | 25.26 ± 4.61 |
| VAS (score) | 4.84 ± 1.50 | 5.50 ± 1.57 |
| Duration of pain (months) | 68.05 ± 68.01 | 102.10 ± 151.10 |
Abbreviation. PLSG: personal low-frequency stimulation group, PTG: physical therapy group, BMI: body mass index, VAS: visual analogue scale. Data are express in ± SD (standard deviation).
