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Table 1 Effect of aroma on mood

From: Differential effects of exposure to ambient vanilla and citrus aromas on mood, arousal and food choice

  Type of emotion Positive Negative
Aroma condition Exposure duration Score ± SD Score ± SD
Citrus Short 3.89 ± 0.54 1.26 ± 0.36
Citrus Long 3.71 ± 0.60 1.12 ± 0.18
Control Short 3.77 ± 0.60 1.20 ± 0.27
Control Long 3.78 ± 0.50 1.19 ± 0.26
Vanilla Short 3.70 ± 0.53 1.21 ± 0.27
Vanilla Long 3.65 ± 0.71 1.19 ± 0.26
  1. Averaged PANAS mood scores (± SD) of positive affect and negative affect emotions per aroma condition (range 1 to 5) measured after short and long exposure durations.