| Peppermint essential oil (mm) | Distilled water (mm) | P value* |
---|---|---|---|
Valence | 67.3 ± 15.4 | 54.8 ± 9.3 | 0.004 |
Activation | 37.3 ± 24.6 | 21.9 ± 17.1 | 0.01 |
Happiness | 48.0 ± 26.1 | 34.9 ± 26.7 | 0.18 |
Disgust | 16.1 ± 22.3 | 7.2 ± 13.6 | 0.03 |
Fear | 5.5 ± 10.9 | 5.4 ± 11.3 | 0.88 |
Pleasure | 61.7 ± 24.7 | 47.3 ± 27.0 | 0.04 |