Table 9 Primary and secondary outcomes of studies applying short-term non-interactive interventions through vending machines including nutrition education alone
From: Nutrition interventions at point-of-sale to encourage healthier food purchasing: a systematic review
References | Primary outcomes | Secondary outcomes |
|---|---|---|
Bergen (moderate)1[30] | Sales of sugar-sweetened soft drink were less in the intervention stores compared to the control stores but no difference in sales was observed at 2Â weeks follow-up. | Â |
French (weak) [41] | Promotion of healthier food options was associated with greater sales but not with sales volume. The total number of healthier food options did not differ by promotion condition. | Â |