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Results of subjective impressions for each aroma condition (7-point Likert scale)
| Condition | Mean | (SD) | |
|---|---|---|---|
| Comfort | DPG | 4.25 | (1.02) |
| BLP | 3.60 | (1.39) | |
| GIN | 4.20 | (1.24) | |
| Strength | DPG | 2.50 †, ‡ | (1.40) |
| BLP | 4.45 † | (0.94) | |
| GIN | 3.90 ‡ | (0.79) | |
| Preference | DPG | 4.25 | (1.12) |
| BLP | 3.55 | (1.19) | |
| GIN | 4.10 | (1.17) | |
| Awakening | DPG | 3.90 | (1.02) |
| BLP | 4.80 | (1.32) | |
| GIN | 3.90 | (1.21) |
DPG dipropylene glycol, BLP black pepper, GIN ginger, SD standard deviation
†, ‡p < 0.001, Bonferroni-corrected comparison between each condition
