N/A
N=285
Impact of BC Farmers' Market Nutrition Coupon Program on Diet Quality and Psychosocial Well-being of Low-income Adults
Diet, Healthy · Health Risk Behaviors
Bottom Line
View on ClinicalTrials.gov: NCT03952338 ↗Enrolled (actual)
285
Serious AEs
—
Results posted
Dec 2024
Primary outcome: Primary: Difference Between Intervention and Control Groups in Mean Overall Diet Quality by Healthy Eating Index-2015 Scores Immediately Post-intervention (10-15 Weeks) — 63.6; 62.1 score on a scale — p=0.97
Study Design & Population
- Study type
- Interventional
- Phase
- N/A
- Interventions
- Food coupons (Other); Nutrition skill-building (Other)
- Age
- Adult, Older Adult · 18+ yrs
- Sex
- All
- Sponsor
- University of Calgary
- Primary completion
- Mar 2020
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Difference Between Intervention and Control Groups in Mean Overall Diet Quality by Healthy Eating Index-2015 Scores Immediately Post-intervention (10-15 Weeks) |
63.6; 62.1 | 0.97 |
| PRIMARY Difference Between Intervention and Control Groups in Mean Overall Diet Quality by Healthy Eating Index-2015 Scores at 16 Weeks Post-intervention (26-31 Weeks) |
62.0; 59.2 | 0.57 |
| SECONDARY Difference Between Intervention and Control Groups in Mean Mental Well-being Scores by Warwick-Edinburgh Mental Well-Being Scale Immediately Post-intervention (10-15 Weeks) |
48.8; 48.3 | 0.09 |
| SECONDARY Difference Between Intervention and Control Groups in Mean Mental Well-being Scores by Warwick-Edinburgh Mental Well-Being Scale at 16 Weeks Post-intervention (26-31 Weeks) |
49.5; 48.8 | 0.08 |
| SECONDARY Difference Between Intervention and Control Groups in Mean Sense of Community by the Brief Sense of Community Scale Immediately Post-intervention (10-15 Weeks) |
28.8; 27.9 | 0.09 |
| SECONDARY Difference Between Intervention and Control Groups in Mean Sense of Community by the Brief Sense of Community Scale at 16 Weeks Post-intervention (26-31 Weeks) |
29.1; 29.4 | 0.95 |
| SECONDARY Difference Between Intervention and Control Groups in the Odds of Experiencing Household Food Insecurity Immediately Post-intervention (10-15 Weeks) |
46; 35; 88; 87; 9; 20 | 0.01 sig |
| SECONDARY Difference Between Intervention and Control Groups in the Odds of Experiencing Household Food Insecurity at 16 Weeks Post-intervention (26-31 Weeks) |
49; 48; 74; 73; 20; 21 | 0.04 sig |
| SECONDARY Difference Between Intervention and Control Groups in the Odds of Malnutrition by Malnutrition Universal Screening Tool Immediately Post-intervention (10-15 Weeks) |
26; 20; 87; 91; 9; 13 | 0.236 |
| SECONDARY Difference Between Intervention and Control Groups in the Odds of Malnutrition by Malnutrition Universal Screening Tool at 16 Weeks Post-intervention (26-31 Weeks) |
24; 19; 83; 86; 16; 19 | 0.220 |
| SECONDARY Difference Between Intervention and Control Groups in Mean Diet Quality Subscores by Healthy Eating Index-2015 Immediately Post-intervention (10-15 Weeks) |
4.3; 4.1; 3.3; 2.9; 3.4; 3.0 | 0.70 |
| SECONDARY Difference Between Intervention and Control Groups in Mean Diet Quality Subscores by Healthy Eating Index-2015 at 16 Weeks Post-intervention (26-31 Weeks) |
4.2; 4.1; 3.4; 3.0; 2.8; 2.6 | 0.85 |
| SECONDARY Difference Between Intervention and Control Groups in the Risk of Experiencing Marginal, Moderate, or Severe Household Food Insecurity Immediately Post-intervention (10-15 Weeks) |
46; 35; 25; 24; 39; 35 | 0.01 sig |
| SECONDARY Difference Between Intervention and Control Groups in the Risk of Experiencing Marginal, Moderate, or Severe Household Food Insecurity at 16 Weeks Post-intervention (26-31 Weeks) |
49; 48; 19; 14; 38; 31 | 0.10 |
| SECONDARY Difference Between Intervention and Control Groups in the Risk of Being at a Medium or High Risk of Malnutrition by Malnutrition Universal Screening Tool Immediately Post-intervention (10-15 Weeks) |
87; 91; 18; 9; 8; 11 | 0.15 |
| SECONDARY Difference Between Intervention and Control Groups in the Risk of Being at a Medium or High Risk of Malnutrition by Malnutrition Universal Screening Tool at 16 Weeks Post-intervention (26-31 Weeks) |
83; 86; 14; 14; 10; 5 | 0.74 |
Summary
The British Columbia (BC) Farmers' Market Nutrition Coupon Program (FMNCP) provides low-income households with $21/week in coupons to purchase healthy foods at farmers' markets and supportive nutrition skill-building activities. This randomized controlled trial will assess the impact of the BC FMNCP on the overall diet quality (primary outcome), diet quality subscores, mental well-being, sense of community, experiences of food insecurity, risk of malnutrition (secondary outcomes) and subjective social status (exploratory outcome) of low-income adults immediately post-intervention and 16 weeks post-intervention.
Eligibility Criteria
Individuals will be eligible to participate if they meet the following criteria:
- Adults (age ≥ 18 years)
- Low-income as determined by community-specific thresholds (~$18,000/year annual household income before taxes)
- No expected change in household income prior to study completion (March 2020)
- 8 or fewer people living in the home (including the participant)
- No expected change in household composition prior to study completion (March 2020)
- Primary food shopper for the household
- Does not have self-reported dementia or Alzheimer's Disease
- Able to speak, read and write in English (or have someone who can assist them)
- No plans to move from principal residence prior to study completion (March 2020)
- Has not previously participated in the BC FMNCP
Exclusion Criteria
- Does not meet one or more inclusion criteria
Data sourced from ClinicalTrials.gov (NCT03952338). 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.