Comparison of Soft Tissue Techniques on Hamstring Flexibility Knee Osteoarthritis

The aim of this research is to compare the effects of Graston Technique, active release technique and PNF stretching on hamstring flexibility in Patients with Knee Osteoarthritis. Randomized controlled trials done at Riphah International University, Islamabad.. The sample size was 45. The subjects were divided in three groups, 15 subjects in Graston Technique group, 15 subjects in active release technique group and 15 in PNF stretching group. Study duration was of 6 months. Sampling technique applied was non probability purposive sampling technique. Male and female patients greater than 30 years of age, with unilateral or bilateral OA of grade 1 and 2 in Kellegren and Lawrence criteria for knee OA, having UL/BL hamstring tightness, Pain \> 3 on NPRS, ROM \> 200 from AKE test were included. Tools used in the study are NPRS, AKE test by goniometer, Lower extremity functional index (LEFI) and WOMAC.