Efficacy of a digital health application for weight management in people with obesity: 6-months results from a randomized controlled trial
Authors' conclusion
The digital health application for weight management demonstrated efficacy in achieving weight loss (>5%) in people with obesity at 6 months.
Study context
- Population
- Adults with obesity (BMI 30–45 kg/m²) from Germany; 42% female, mean BMI 37.82 ± 4.25 kg/m², mean age 45.92 ± 10.66 years
- Participants
- 164 adults
- Comparison
- Digital health application for weight management vs care as usual
- Primary endpoint
- Weight
- Follow-up
- 6 months
Methodological detailsdecentralized, digital
- Decentralized
- Digital
Primary result
As reported in the abstract
Weight loss
Intervention vs ControlEstimated marginal mean difference, % (95% CI)P value
Weight loss
−3.53(−5.16% to −1.91%)
P < 0.001- Large effect size
- effect size (d) 0.80 (95% CI 0.43–1.19)
Further findings
| Outcome | Estimated marginal mean difference | P value |
|---|---|---|
| Food literacy (SFLQ) · 6 monthsd = 0.49; improved with intervention | 2.77 | P < 0.001 |
| Perceived overall quality of life (WHOQOL-BREF) · 6 monthsd = 0.40; improved with intervention | 0.33 | P = 0.010 |
Four quality of life domains · 6 months
- No differences in the four quality of life domains
Original publication
Efficacy of a digital health application for weight management in people with obesity: 6-months results from a randomized controlled trial. Int J Obes (Lond). Published 17 December 2025. doi:10.
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