Original Article: JRCRS. 2025; 13(1):3-9.


2-Effects of Multimodal Intervention on Pain, Range of Motion and Trunk Endurance in Patients with Hamstring Strain Injury – RCT

Hiba Saeed1, Sana Akram2, Hussain Ahmad3, Ayesha Javed4, Sara Khatoon5

1 Consultant Physiotherapist at Revive spine & Pain relief Center, Lahore, Pakistan
2Associate professor, Institute of Physical Therapy, Lahore, Pakistan
3Assistant professor, College of Animal Science and Technology, Nanjing Agricultural University, Nanjing, China
4Student, University of Lahore, Lahore Pakistan
5Consultant physiotherapist, Zakariya hospital, Lahore, Pakistan

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ABSTRACT:

BACKGROUND: Hamstring strain injuries commonly affect athletes particularly those engaging in activities that involve frequent high velocity and quick changes in direction. Such injuries cause severe pain, limitation of motion, and reduction in trunk muscular endurance and thus require longer time to rehabilitation.

OBJECTIVE: To determine the effects of multimodal intervention on pain, range of motion and trunk endurance in patients with hamstring strain injury.

METHODOLOGY: A randomized controlled trial (RCT) was conducted with 60 participants (aged 18-30) divided into two groups: a control group receiving conventional physical therapy (CPT) and an intervention group receiving a multimodal intervention over six weeks. Data was collected using visual analogue scale, goniometer and trunk endurance test. Data was analyzed using SPSS 25.

RESULTS: Both groups showed significant improvements (p < 0.001). By the 6th week, Group B achieved superior outcomes, with knee flexion increasing from 90.08° to 127.31° (p = 0.002), hip extension rising from 4.28° to 10.17° (p < 0.001), pain levels decreasing from 9.06 to 4.67 (p < 0.001), and trunk endurance improving from 2.17 to 3.72 (p = 0.045). In comparison, Group A showed improvements in knee flexion (89.89° to 118.31°), hip extension (3.81° to 7.78°), pain (8.31 to 5.78), and trunk endurance (1.78 to 3.22), but with less significant differences.

CONCLUSION: Multimodal intervention significantly improves pain levels, ROM, and trunk endurance in patients with hamstring strain injury, offering a comprehensive approach to rehabilitation.

KEYWORDS: Hamstring muscles, muscle stretching exercises, pain management, ROM.