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Table 2 Mean predicted preference scores by experimental condition

From: Effects of plain packaging, warning labels, and taxes on young people’s predicted sugar-sweetened beverage preferences: an experimental study

Preference measurea Plain packaging Branded packaging p-value No warning label Text-only warning label Pictorial warning label p-value No tax 20 % tax p-value
Mean (SD) Mean (SD) Mean (SD) Mean (SD) Mean (SD) Mean (SD) Mean (SD)
Product attractiveness 2.1 (1.6) 3.9 (1.8) <0.001 3.7 (2.0) 3.1 (2.0) 2.2 (1.9) <0.001 3.1 (2.0) 3.0 (1.9) 0.364
Product taste 3.4 (1.8) 5.0 (1.7) <0.001 4.5 (1.8) 4.2 (2.0) 3.8 (2.0) <0.001 4.4 (1.9) 4.1 (1.9) 0.025
Product quality 2.6 (1.6) 4.4 (1.5) <0.001 3.8 (1.8) 3.4 (1.8) 3.2 (1.7) 0.001 3.6 (1.9) 3.5 (1.7) 0.407
Product coolness 2.5 (1.6) 4.2 (1.6) <0.001 4.0 (1.8) 3.3 (1.7) 2.7 (1.6) <0.001 3.5 (1.9) 3.2 (1.8) 0.034
Product healthfulness 1.9 (1.2) 1.9 (1.2) 0.546 2.1 (1.3) 1.8 (1.1) 1.8 (1.2) 0.027 1.9 (1.3) 1.9 (1.2) 0.844
Product cost 3.8 (2.1) 3.4 (1.8) 0.042 3.6 (2.0) 3.7 (2.0) 3.5 (1.9) 0.718 4.2 (1.9) 3.0 (1.9) <0.001
Consumer interest (boring/interesting) 3.2 (1.4) 4.3 (1.1) <0.001 4.0 (1.3) 3.7 (1.5) 3.5 (1.7) <0.001 3.8 (1.4) 3.7 (1.3) 0.190
Consumer popularity (unpopular/popular) 3.2 (1.5) 4.4 (1.2) <0.001 4.0 (1.4) 3.7 (1.5) 3.6 (1.5) 0.002 3.8 (1.5) 3.8 (1.5) 0.699
Consumer fashionableness (unfashionable/fashionable) 2.9 (1.4) 4.2 (1.2) <0.001 3.9 (1.4) 3.6 (1.5) 3.2 (1.4) <0.001 3.5 (1.5) 3.6 (1.4) 0.910
Consumer age (old/young) 3.6 (1.8) 3.1 (1.4) <0.001 3.4 (1.5) 3.4 (1.7) 3.2 (1.7) 0.520 3.4 (1.7) 3.3 (1.6) 0.607
  1. aAll measures assessed on a scale of 1–7 where 1 was the worst score (least preferable) and 7 was the best (most preferable)
  2. SD standard deviation