The Effect Of A Virtual Reality-Based Therapy On Functions In Older Adult With Knee Osteoarthritis

INTERVENTION: a) the mode of administration of experimental group: face‐to‐face in a groups of 2 b) the experimental group will perform 35‐minute virtual reality‐based therapy using Xbox Microsoft® 360 Kinect which consisted of 6 games: i) 20‐minute strength training which consisted of Microsoft Kinect Sports® Soccer for quadriceps strengthening exercise (5‐minute), Microsoft Kinect Sports® Athletic for iliopsoas strengthening exercise (5‐minute), Microsoft Kinect Adventures® 20,000 leaks for gastrocnemius/soleus strengthening exercise (5‐minute), and Microsoft Kinect Adventures® Reflex ridge for squat exercise (5‐minute) ii) Microsoft Kinect Adventures® River Rush for proprioceptive exercise (5‐minute) iii) Microsoft Kinect Sports® Boxing for aerobic exercise (10‐minute) It will be continued twice a week for a duration of 12‐week c) This therapy will be monitored by researcher (who are physiotherapist with 10 years' experience) in the physiotherapy gymnasium CONDITION: Knee Osteoarthritis PRIMARY OUTCOME: Functional stability as assessed by Timed Up and Go test (Time taken from standing up, walking 3‐metre and return back to sitting) Aerobic capacity as assessed by 6‐Minute Walk test (Distance covered within 6‐minute walking) Lower limb strength as assessed by 30‐second Chair Stand test (Total number of complete chair stands) SECONDARY OUTCOME: Nil known INCLUSION CRITERIA: Older adults who are clinically diagnosed with degenerative knee OA and physically healthy without impairments, functional limitation or disability based on Nagi’s concepts will be enrolled in this study.