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The efficacy and safety of the pneumatic partial weight support treadmill compared to underwater treadmill in obese knee osteoarthritis patients

The efficacy and safety of the pneumatic partial weight support treadmill compared to underwater treadmill in reducing pain and increasing quadriceps strength in obese knee osteoarthritis patients

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
TCTR
Registry ID
TCTR20190702001
Enrollment
110
Registered
2019-07-02
Start date
2019-07-15
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Knee Osteoarthritis Pneumatic partial weight support treadmill Underwater treadmill WOMAC score Quadriceps strength Osteoarthritis Pneumatic partial weight support treadmill Underwater treadmill Quadriceps strength Pain

Interventions

3 times per week&#44
for 8 weeks,Underwater treadmill 30 minute/session&#44
Experimental Device,Active Comparator Device
Pneumatic partial weight support treadmill (PPWST),Underwater treadmill
Pneumatic partial weight support treadmill (PPWST) 30 minute/session&#44

Sponsors

Faculty of Medicine Siriraj Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
50 Years to 80 Years

Inclusion criteria

Inclusion criteria: &#45; Age ≥50&#45;80 years &#45; Overweight (BMI ≥25 kg/m2 &#45; Primary knee osteoarthritis &#45; Morning stiffness <30 minutes &#45; Crepitus on knee movement &#45; Numerical rating scale of knee pain score ≥4/10

Exclusion criteria

Exclusion criteria: &#45; Underlying diseases affecting ambulation including heart failure&#44; muscle weakness&#44; acute arthritis&#44; severe back pain &#45; History of coronary artery disease&#44; bleeding disorder&#44; anticoagulant &#45; History of severe hypertension (SBP>180 / DBP>120 mmHg) &#45; Having open wound or contact dermatitis &#45; Bowel/bladder incontinence

Design outcomes

Primary

MeasureTime frame
NRS pain score week 0&#44; week 8&#44; week 12 ืืnumeric number,Quadriceps strength week 0&#44; week 8&#44; week 12 kg

Secondary

MeasureTime frame
WOMAC pain subscale week 0&#44; week 8&#44; week 12 numeric number,Body weight week 0&#44; week 8&#44; week 12 numeric number,6&#45;minute walk test week 0&#44; week 8&#44; week 12 numeric number,Quality of life (EQ&#45;5D&#45;5L) week 0&#44; week 8&#44; week 12 numeric number

Countries

Thailand

Contacts

Public ContactVilai Kuptnirasaikul

Mahidol University

vilai.kup@mahidol.ac.th0813408880

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026