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Table 2 Chi-square test results for the proportion of fresh fruits vs. confectionary, healthy bread rolls vs. croissants across the baseline week, the nudge week, the washout weeks, and the nudge and disclosure week

From: Cueing healthier alternatives for take-away: a field experiment on the effects of (disclosing) three nudges on food choices

  N χ2 p
Accessibility nudge (fruits vs. confectionary)
 Three week period 821 16.08 <.001**
 Three week period + washout 1034 16.73 <.001**
 Nudge vs. baseline 520 12.18 <.001**
 Disclosure vs. baseline 533 12.93 <.001**
 Nudge vs. disclosure 589 .006 .94
 Washout vs. baseline 445 9.10 .003**
 Washout vs. nudge 501 .06 .80
 Washout vs. disclosure 514 .10 .75
Salience nudge (healthy bread rolls vs. croissants)
 Three week period 1626 3.67 .16
  1. Note. P-values denoted with ** are significant at the alpha = .005 level