N/A
Completed N=7,314
Increasing Engagement With a Healthy Food Benefit
Purchasing Behaviors · Nutrition
Source: ClinicalTrials.gov NCT02486588 ↗
Enrolled (actual)
7,314
Serious AEs
0.0%
Results posted
Jul 2020
Primary outcomePrimary: Monthly % Healthy Food Expenditure — 24.8; 26.8; 24.9; 25.7 Percentage of money per month
Summary
In collaboration with Vitality/Discovery in South Africa, an RCT amongst adult enrolled in the lowest tier of Vitality's HealthyFood benefit will be conducted. We will compare the effect of various messaging, and financial incentive strategies on healthy food purchasing behaviors in this population.
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Monthly % Healthy Food Expenditure |
24.8; 26.8; 24.9; 25.7; 25.9; 26.5 | — |
| SECONDARY Monthly % Unhealthy Food Expenditure |
24.4; 21.7; 22.4; 21.7; 23.9; 22.3 | — |
| SECONDARY Monthly % Healthy Items |
27.8; 30.2; 28.4; 29.5; 28.9; 30 | — |
| SECONDARY Monthly % Unhealthy Items |
29.4; 26.6; 27.2; 26.3; 28.5; 26.9 | — |
| SECONDARY Percentage Change in Monthly % Healthy Food Expenditures Between Arms |
-.0839; -.0777; -.0717; -.0769; -.0729; -.0742 | — |
| SECONDARY Percent Change in Monthly %Unhealthy Food Expenditures Between Arms |
.0836; .0679; .0579; .0823; .0928; .0786 | — |
| SECONDARY Percent Change for Monthly % Healthy Food Items Between Arms |
-.0753; -.0650; -.0571; -.0659; -.0684; -.0722 | — |
| SECONDARY Percent Change in Monthly %Unhealthy Food Items Between Arms |
.0896; .0698; .0639; .0854; .1000; .0817 | — |
Eligibility Criteria
Inclusion Criteria
- For this study, we will focus on the following individuals:
- Adult members of Vitality Health who have activated their HealthyFood benefit in 2014 but have not completed the Vitality Age calculation or Vitality Healthy Check, and therefore are on a 10% cash- back reward level on healthy food purchases.
- Members who have chosen Woolworths as their preferred HealthyFood partner.
- Members with an available email address and SMS-capable telephone
- Members with meeting specified spending cutoff (R1000 total spend in the previous month, at least 90% of which was spent at Woolworth's.)
Exclusion Criteria
- Anyone who does not meet all of the above inclusion criteria
Data sourced from ClinicalTrials.gov (NCT02486588). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication. Informational only — not medical advice.