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The "Osteoarthritis (OA) Coach" feasibility study

Evaluation of the usability of the "OA Coach" mobile application for adults aged 45 and over with activity-related knee pain: a feasibility study

Status
Completed
Phases
Unknown
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12623001223628
Enrollment
30
Registered
2023-11-28
Start date
2024-03-08
Completion date
2024-04-16
Last updated
2025-10-20

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

Conditions

None listed

Brief summary

A feasibility cohort study will be conducted to assess the feasibility, acceptability, and appropriateness of a mobile application “OA Coach”. The intervention is a mobile application that will be used to provide education about osteoarthritis. Participants will also be provided a wearable activity tracker (Fitbit) to track their steps and complete daily physical activity goals. Participants will be asked to use the app daily (total time is up to participant discretion) for 6 weeks.

Interventions

Participants will be asked to use the "OA Coach" mobile application, which includes educational modules on topics related to osteoarthritis management Each module will be provided in the format of a short article and resource library at the end with links to existing Youtube videos or podcast episodes on the topic. A summary of the modules is provided below. Module 1: Weight loss 1.1.1 Understanding weight 1.1.2 Benefits of weight loss 1.1.3 Navigating weight loss. 1.2.1 Digital tools for ma

Participants will be asked to use the "OA Coach" mobile application, which includes educational modules on topics related to osteoarthritis management Each module will be provided in the format of a short article and resource library at the end with links to existing Youtube videos or podcast episodes on the topic. A summary of the modules is provided below. Module 1: Weight loss 1.1.1 Understanding weight 1.1.2 Benefits of weight loss 1.1.3 Navigating weight loss. 1.2.1 Digital tools for managing weight loss 1.3.1 Where to get expert help Module 2: Sleep and osteoarthritis 2.1.1 What is sleep? 2.1.2 Benefits of sleep 2.1.3 Tips for improving sleep 2.2.1 Digital tools for sleep 2.3.1 Where to get expert help Module 3: Mood 3.1.1 Understanding mood 3.1.2 The interplay of mood and osteoarthritis 3.1.3 Benefits of a good mood 3.2.1 Digital tools for mood 3.3.1 Where to get expert help Module 4: Flare management Participants will also receive an activity tracker (Fitbit) that will be used to track their step count and sleep. Participants will be asked to use the app daily (total time up to participant discretion) for a total of 6 weeks. We will use app analytics, as well as Fitibit data (step counts) to monitor adherence to the intervention.

Sponsors

The University of Sydney
Lead SponsorUniversity

Study design

Allocation
Non-randomised trial
Intervention model
Single group
Primary purpose
Educational / counselling / training
Masking
Open (masking not used)

Eligibility

Sex/Gender
All
Age
45 Years to No maximum
Healthy volunteers
No

Inclusion criteria

• Aged greater or equal to 45 years • Activity related knee pain greater or equal to 4 on a 0 to 10 numerical rating scale (NRS) • No morning stiffness or of short duration (less than 30 minutes) or a diagnosis of knee osteoarthritis from a health professional or x-ray • Ownership of a smart phone with internet access • Ability to communicate in English

Exclusion criteria

People will not be eligible to participate if they have co-existing inflammatory arthritis, history of total knee preplacement, or any serious medical condition that would prevent them in taking part in the physical activity component of the mobile app.

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026