Skip to content

Optimising a digitally-delivered weight loss intervention

Optimising a digitally-delivered behavioural weight loss programme: a factorial trial

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN14407868
Enrollment
1400
Registered
2024-01-05
Start date
2024-01-08
Completion date
Unknown
Last updated
2025-03-24

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

Conditions

Weight loss Other

Interventions

Current interventions, as of 08/01/2024: The study will use a factorial design that tests all possible combinations of the four intervention components. Participants will be assigned to groups of 28

Sponsors

University of Oxford
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Signed up to privately access the Second Nature programme 2. Aged =18 years 3. BMI >21 kg/m² 4. Able to access the internet with a smartphone or laptop and be willing to install the Second Nature app on their device

Exclusion criteria

Exclusion criteria: 1. Past or present diagnosis of an eating disorder 2. Currently pregnant

Design outcomes

Primary

MeasureTime frame
Weight measured using bluetooth weighing scales or manual self-report in the app at 4, 16, and 24 weeks

Secondary

MeasureTime frame
1. Engagement with the programme measured using the number of interactions with the 3 main app functions at 4, 16, and 24 weeks 2. Drop-out of programme measured using the proportion of people who cancelled the programme at 4, 16, and 24 weeks

Countries

England, United Kingdom

Contacts

Public ContactGina Wren
gina.wren@phc.ox.ac.uk+44 1865 617855

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 6, 2026