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NCT04999904 · ClinicalTrials.gov registry record · NA
A Proprioceptive Training Program Using an Uneven Terrain Treadmill for Patients With Ankle Instability
A NA study of Instability; Ankle (Ligaments) (Old Injury) and Sprain of Ankle, sponsored by Henry M. Jackson Foundation for the Advancement of Military Medicine.
- Recruiting
- Registry status
- NA
- Development phase
- 312
- Enrollment target
- 2
- Study locations
NCT04999904: Recruiting NA study of Instability; Ankle (Ligaments) (Old Injury) and Sprain of Ankle, sponsored by Henry M. Jackson Foundation for the Advancement of Military Medicine.
NCT04999904 is a NA study of Instability; Ankle (Ligaments) (Old Injury) and Sprain of Ankle that is actively recruiting participants, run by Henry M. Jackson Foundation for the Advancement of Military Medicine. The registered enrollment target is 312 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (78% lower). The trial reports 2 study locations across 1 state. According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT04999904, a NA study of Instability; Ankle (Ligaments) (Old Injury) and Sprain of Ankle, is actively recruiting participants, sponsored by Henry M. Jackson Foundation for the Advancement of Military Medicine.
- RECRUITING
- Registry status
- NA
- Development phase
- 312 participants
- Enrollment target
- 2
- Study locations
Study Summary
The ROCKY REHAB trial will provide a pragmatic approach to evaluate if incorporating a rocky, uneven terrain treadmill into the proprioceptive rehabilitation received during physical therapy can improve outcomes and reduce reinjury rates in patients with ankle instability.
Primary Outcome
The Cumberland Ankle Instability Tool is a 9-item questionnaire, 30 points max score, with higher scores indicating better function. The Cumberland Ankle Instability Tool evaluates the severity of ankle instability during sport and activities of daily living, as well as pain.
Conditions Studied
Interventions
- OTHER Standard of Care Physical Therapy
- OTHER Uneven Treadmill Intervention
Study Locations (2)
California
- Naval Hospital Camp Pendelton - Oceanside
- Naval Medical Center San Diego - San Diego
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 312 participants |
| Start Date | 2021-11-23 |
| Est. Completion | 2026-09-30 |
| Phase | NA |
What NCT04999904 shows while recruiting
NCT04999904 is an interventional study that assigns participants to a tested intervention. The registered 312 participants enrollment target is mid-sized for trials with a published cap, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (78% lower).
The record links to 2 conditions, with Instability; Ankle (Ligaments) (Old Injury) appearing as the primary indexed condition, and to 2 interventions - of which Standard of Care Physical Therapy is the first listed.
NCT04999904 reports a single indexed study location in California.
Frequently Asked Questions
What is clinical trial NCT04999904 about?
NCT04999904 is a clinical study titled "A Proprioceptive Training Program Using an Uneven Terrain Treadmill for Patients With Ankle Instability". The ROCKY REHAB trial will provide a pragmatic approach to evaluate if incorporating a rocky, uneven terrain treadmill into the proprioceptive rehabilitation received during physical therapy can improve outcomes and reduce reinjury rates in patients with ankle instability.
What is the current status of trial NCT04999904?
This trial is currently recruiting. It is a NA study. The enrollment target is 312 participants. The study started on 2021-11-23. Estimated completion is 2026-09-30.
What conditions does trial NCT04999904 study?
This clinical trial studies the following conditions: Instability; Ankle (Ligaments) (Old Injury), Sprain of Ankle.
What interventions are being tested in trial NCT04999904?
The interventions under investigation include: Standard of Care Physical Therapy (OTHER), Uneven Treadmill Intervention (OTHER).
Who is sponsoring clinical trial NCT04999904?
This trial is sponsored by Henry M. Jackson Foundation for the Advancement of Military Medicine, which has 60 total clinical trials registered on ClinicalTrials.gov.
Where is trial NCT04999904 being conducted?
This trial has 2 study locations across California. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT04999904's enrollment target sits among peer trials
312 323rd of 2000 higher than 1,678 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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