App-guided lung rehabilitation showed no clear walking advantage
A randomized trial found no between-group difference in walking capacity or questionnaire scores, despite favorable satisfaction ratings from many app users.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
The app-guided program did not demonstrate better walking capacity or quality of life than standard outpatient treatment in this trial. Many intervention participants rated the service favorably, but satisfaction is a different outcome from clinical benefit. The findings leave uncertainty about effectiveness and do not establish that the approaches are equivalent.
This abstract-based account includes 88 follow-up completers from 100 enrolled participants. The abstract does not clarify how missing follow-up data were handled, and the studied sample was predominantly people with COPD.
What researchers found
6-minute walk distance
App-guided rehabilitation versus standard outpatient treatment after 12 weeks; the abstract provides group medians without a between-group effect estimate or confidence interval.
The main test
Walking distance was the primary outcome. Questionnaire results covering respiratory quality of life, anxiety, and depression also did not differ between groups. These findings concern the particular app-guided program evaluated in this trial.
Acceptability and safety
Many app users gave favorable satisfaction scores, and neither group had hospitalizations or emergency visits during the study. Those observations describe the study experience; they do not establish broad safety or prove that the program improves health.
The original publication
Smartphone App-Guided Pulmonary Rehabilitation in Chronic Respiratory Diseases: Randomized Controlled Trial.
Chung C, Kim DK, Lee JK et al.
JMIR Mhealth Uhealth · 2025
- PubMed ID
- 40854157
- Record checked
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