Table 4.
Addition tests’ results to explain woody aroma.
| Added Compounds a | Correct Answers/Panelists b | p Value c | Significant Level d | Difference Description |
|---|---|---|---|---|
| 3-Methyl butanal | 11/12 | 0.000 | *** | More fresh, less woody |
| Dimethyl sulfide | 10/12 | 0.001 | ** | More fresh, less woody |
| Benzeneacetaldehyde | 9/11 | 0.001 | ** | More floral, less woody |
| (E,Z)-2,6-Nonadienal | 9/11 | 0.001 | ** | More fresh, less woody |
| (E)-2-Nonenal | 7/10 | 0.020 | * | More fatty, less woody |
| Linalool | 7/11 | 0.039 | * | More floral, less woody |
| β-Damascenone (+50%) | 7/11 | 0.039 | * | Sweeter, less woody |
| Methional | 7/11 | 0.039 | * | Sweeter, less woody |
| Geraniol | 7/11 | 0.039 | * | More floral, less woody |
| 2-Methyl-propanal | 6/12 | 0.178 | - | - |
| Hexanal | 5/10 | 0.213 | - | - |
| Coumarin | 5/10 | 0.213 | - | - |
| 2-Methyl butanal | 4/10 | 0.441 | - | - |
| Dimethyl trisulfide | 4/10 | 0.441 | - | - |
a Aroma volatiles were added in 1Y-KBT infusion individually, same as the concentrations in FKBT infusion, and β-damascenone was added to150% level than original. b Number of correct answers/all addition test participants. c The statistical significance (p value) of the addition test was evaluated by binomial test tables. d ***, very highly significant (p < 0.001); **, highly significant (0.001 ≤ p ≤ 0.01); *, significant (0.01< p ≤ 0.05); and -, not significant (p > 0.05).