Excess energy intake Nutritional, Metabolic, Endocrine
Conditions
Interventions
Within the three worksites (with a minimum of 300 employees) the time at which the intervention is introduced will be determined by randomisation to control for time trends while maximising sample siz
Sponsors
University of Cambridge
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. English worksites from companies that are members of the Institute for Grocery Distribution (IGD) 2. More than 300 employees 3. Ability to provide daily data on sales of individual items and their energy content
Exclusion criteria
Exclusion criteria: Sites not meeting the inclusion criteria
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Total energy (kcal) purchased daily from intervention items, controlling for the total transactions as measured from daily sales records (recorded throughout the baseline and intervention periods). Data on the energy content of food and drink items will be supplied by the three participating sites, and data on sales will be obtained from the sites’ till records. | — |
Secondary
| Measure | Time frame |
|---|---|
| Number of items purchased daily from (a) intervention items, and (b) non-intervention items, controlling for the total transactions as measured from daily sales records (recorded throughout the baseline and intervention periods) Other measures: Covariates to be recorded and considered in analyses: worksite demographic characteristics; day of week; and weather conditions (daily average temperature) (all to be recorded throughout the baseline and intervention periods) | — |
Countries
United Kingdom
Outcome results
None listed