Fig 1.
a) A-E label: A total composite environmental impact score on an A-E scale with a traffic light colour gradient with five colours ranging from dark green to dark red; b) Petal label: Displaying four environmental impact values and using text, colour, and “petal” size as cues; c) Combined label: Displaying labels a and b, above.
Table 1.
Baseline characteristics of participants.
Fig 2.
Difference in environmental impact scores.
EIS (in percentiles), with 95% CIs, compared to Control (marked as X = 0).
Table 2.
Comparison of the individual environmental impact indicators between trial groups.
Table 3.
Comparison of spend and nutrient composition of the shopping basket between trial groups.