Table 1 Change in sales of the unhealthy snacks at checkouts between the control and intervention supermarkets in the intervention and control period
Supermarket | Beta (95% CI) | Beta (95% CI) | t-value |
|---|---|---|---|
Intervention supermarkets Control supermarkets | −0.08 (− 0.13, − 0.02) −0.07 (− 0.14, 0.00) |  | −2.88 −2.18 |
Intervention vs. control supermarkets Intercept |  | −0.01 (− 0.15, 0.14) 0.06 | −0.12 |