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To what extent can the effects of increasing healthier food availability on food selection be explained by individual food preferences? A follow-up study

Increasing the relative availability of healthier vs less healthy food: can impact be explained in terms of prior preferences? An extension study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN61010183
Enrollment
1080
Registered
2020-04-20
Start date
2020-04-22
Completion date
Unknown
Last updated
2022-11-07

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

Conditions

Unhealthy diet Nutritional, Metabolic, Endocrine

Interventions

When accessing the online study, participants are randomly allocated to the order in which they complete two conditions, which vary in terms of the mix of healthier and less healthy foods offered and

Sponsors

University of Cambridge
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Adults aged over 18 years 2. Participants currently residing within the UK

Exclusion criteria

Exclusion criteria: Dietary restrictions

Design outcomes

Primary

MeasureTime frame
Measured at a single timepoint (on completion of the online survey): 1. Healthiness (healthier vs. less-healthy) of participants’ most-preferred option (measured via rankings determined from selections between each possible item pair in the first part of the study) in each of the two conditions in the online selection task 2. Correspondence between participants’ selections in each of the two conditions in the online selection task and their most-preferred options (measured via rankings determined from selections between each possible item pair in the first part of the study)

Secondary

MeasureTime frame
Measured at a single timepoint (on completion of the online survey): Selection of a healthier (vs. less healthy) food option in the online selection task for each of the two conditions

Countries

England, United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 12, 2026