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| Joint | 1st week | 3rd week | |
| Pre-intervention | Post-intervention | Post-intervention | |
| Lumbar flexion | 4.4 cm | 5.2 cm | 6.3 cm |
| Lumbar extension | 3 cm | 5 cm | 8 cm |
| Side (lateral) lumbar flexion | Right: 2 cm | Right: 3 cm | Right: 5 cm |
| Left: 2 cm | Left: 3 cm | Left: 5 cm | |
