Comparative Effects of 12-Week Resistance Training on Muscle Stiffness, Co-activation, and Balance in Older Adults with Knee Osteoarthritis

Comparative Effects of 12-Week Resistance Training on Unstable and Stable Surfaces on Muscle Stiffness, Muscle Co-activation, and Balance in Older Patients with Knee Osteoarthritis - Comparative Effects of 12-Week Resistance Training on Unstable and Stable Surfaces on Muscle Stiffness, Muscle Co-activation, and Balance in Older Patients with Knee Osteoarthritis

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000060197

Enrollment

Registered

2025-12-24

Start date

2024-06-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Knee Osteoarthritis

Interventions

Participants in the URT group will undergo a 12 week resistance training program performed on unstable surfaces (e.g., BOSU balls or balance pads). Training will be conducted 3 times per week, each se

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Aged 60 years or older Clinically diagnosed with knee osteoarthritis according to ACR criteria Able to walk independently without assistive devices Willing and able to participate in a 12-week resistance training program Provided written informed consent

Exclusion criteria

Exclusion criteria: Presence of neurological disorders affecting motor function. Severe cardiovascular or respiratory disease that contraindicates exercise. Recent knee surgery or intra-articular injection within the past 6 months. Participation in other structured exercise programs during the study period. Cognitive impairment that affects ability to follow instructions.

Design outcomes

Primary

Measure	Time frame
Muscle stiffness of the quadriceps and hamstring muscles measured using shear wave elastography at baseline and after 12 weeks of intervention.	—

Countries

Asia(except Japan)

Contacts

Public ContactPing Liu

Universiti Malaya Faculty of Sports and Exercise Science

shiyueyue666888@gmail.com+8613639443653

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026