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Fitbit and coaching boost activity in knee pain study

NCT ID NCT06734052

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether a health coaching program (called CAPPA) combined with a Fitbit could help employees with chronic knee pain become more physically active. Thirty-nine participants were split into two groups: one received physical activity coaching, the other received general health education. The main goal was to see if more people in the coaching group reached 150 minutes of weekly moderate-to-vigorous activity. Researchers also used Fitbit data from the first four weeks to predict who might not improve.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
health coaching plus Fitbit
What this could lead to
If successful, this approach could offer a simple, low-cost way to help people with chronic knee pain become more active and manage their symptoms.
What could go wrong
This was a small, early-stage study with only 39 participants, so results may not apply to everyone. The intervention is behavioral, so individual motivation and adherence vary widely.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

39 people

The number who actually took part.

Started

Aug 2024

Finished

Feb 2026

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: Participants must be 1. Age \>/= 18 years 2. Employed at a participating workplace 3. Report pain, aching or stiffness in or around the knee over the past 12 months 4. Report chronic pain, aching or stiffness in or around knee on most days for at least a month over the past 12 months 5. Have access to a device with active internet access to view study dashboard Exclusion Criteria: Participants will be excluded if they 1. Currently meet CDC PA guidelines (per baseline accelerometer assessment) 2. Have had a joint replacement on the symptomatic side or plan to have one within the next year 3. Have serious medical conditions or impairments that, in the investigators' view, would create safety concerns in the trial such as uncontrolled hypertension (SPB\>160 or diastolic ≥ 100 mm), or symptoms of unstable cardiac or pulmonary disease in the past month ( using the 2021 Physical Activity Readiness Questionnaire for Everyone (PAR-Q+) 4. Are unable to walk 50' with or without an assistive device 5. Plan to relocate from the region within the next year 6. Have limited English literacy 7. Carry a diagnosis of inflammatory arthritis

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Marquette University

    Milwaukee, Wisconsin, 53233, United States

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