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Spend Study- A randomised controlled trial to examine the effect of providing additional money on food spending among low income households

A randomised controlled trial to examine the effect of providing additional money on food spending among food insecure, low income households

Status
Completed
Phases
Unknown
Study type
Interventional
Source
ANZCTR
Registry ID
ACTRN12611001170910
Enrollment
240
Registered
2011-11-09
Start date
2009-05-15
Completion date
Unknown
Last updated
2020-01-13

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

Conditions

None listed

Brief summary

The aim of the study is to examine food purchases and shopping habits of families with children. We are interested in what families buy if they are given some supplementary money and if they spend more money on "healthier foods" in particular, fruit and vegetables.

Interventions

Weekly supermarket vouchers to the value of $5 (per adult female), received by the intervention group for four weeks. Vouchers allocated for the supermarket identified by each household as the most frequently used. Vouchers can be spent on any supermarket item.

Sponsors

Claire Smith
Lead SponsorIndividual

Study design

Allocation
Randomised controlled trial
Intervention model
Parallel
Primary purpose
Prevention
Masking
Open (masking not used)

Eligibility

Sex/Gender
All
Age
0 to No maximum
Healthy volunteers
Yes

Inclusion criteria

Trial inclusion criteria were: i) one child or more under 18 years living at home, ii) household gross annual income greater than 45,000 NZ dollars , iv) no expected change in household composition over the study period, e.g. long term guest, new baby, v) no expected change in household income over the study period, vi) purchasing at least two thirds of food from a supermarkets, vii) food insecure as determined by the validated NZ food security scale

Exclusion criteria

Food Secure Income greater than 45,000 NZ dollars No Children living within the household

Outcome results

None listed

Source: ANZCTR · Data processed: Feb 4, 2026