Table 1. Demographic and clinical characteristics of study population.
| Group 1 (TENS) (n=45 | Group 2 (Control) (n=42) | p | |||
| Mean±SD Median | Min-Max | Mean±SD Median | Min-Max | ||
| Age (year) | 30.6±4.0 | 30.6±5.5 | 0,978 | ||
| Body mass index (kg/m2) | 30.2±3.5 | 29.2±3.9 | 0,207 | ||
| Gravidity | 3 | 1-5 | 2 | 1-7 | 0,550 |
| Parity | 2 | 1-5 | 2 | 1-6 | 0,749 |
| Initial abdominal VNS | 7 | 3-10 | 7 | 0-10 | 0,747 |
| Initial low back VNS | 6 | 0-10 | 5 | 0-10 | 0,180 |
| Initial groin VNS | 6 | 0-10 | 5 | 0-10 | 0,208 |
| TENS: Transcutaneous electrical nerve stimulation; SD: Standard deviation; Min: Minimum; Max: Maximum; BMI: body mass index, VNS: Visual Numeric Scale. | |||||