Table 2. Comparison of within and between two group (unit=score).
| Group | Before | After | Change | |
|---|---|---|---|---|
| HSG | VAS | 5.4 ± 0.8 | 2.1 ± 0.7* | –3.3 ± 0.5 |
| PPT | 14.6 ± 2.9 | 17.3 ± 3.1* | 2.6 ± 1.3 | |
| KEA | 46.3 ± 8.9 | 51.6 ± 9.7* | 5.4 ± 2.1 | |
| ODI | 29.7 ± 8.9 | 17.8 ± 5.1* | –11.9 ± 4.6 | |
| NMG | VAS | 5.6 ± 1.0 | 1.4 ± 0.8* | –4.2 ± 0.6† |
| PPT | 14.5 ± 4.6 | 18.4 ± 3.9* | 3.9 ± 1.4 | |
| KEA | 49.4 ± 10.7 | 55.8 ± 10.2* | 6.5 ± 1.6 | |
| ODI | 26.4 ± 4.9 | 14.2 ± 3.8* | –12.2 ± 2.9 | |
Mean ± SD. *p<0.05, †Significant difference between groups (p<0.05)
HSG: hamstring stretching group; NMG: nerve mobilization group; VAS: visual analogue scale; PPT: pain pressure threshold; KEA: knee extension angle; ODI: Oswestry disability index