Table 5. Summary of ANOVA results for preference scores.
| Bitter compounds |
Treatment | Concentration | Treatment X Concentration |
|---|---|---|---|
| Denatonium benzoate |
F(1,12) = 1.872, p = 0.196 |
F(6,72) = 29.889, p<0.001 |
F(6,72) = 0.88, p = 0.47 |
| Quinine-HCl | F(1,12) = 4.306, p = 0.06 |
F(6,72) = 13.26, p<0.001 |
F(6,72) = 1.329, p = 0.255 |
| Caffeine | F(1,13) = 0.811, p = 0.384 |
F(7,91) = 36.086, p<0.001 |
F(7,91) = 0.903, p = 0.508 |
| Salicin | F(1,12) = 0.458, p = 0.512 |
F(6,72) = 12.715, p<0.001 |
F(6,72) = 0.407, p = 0.872 |
| Epigallocatechin gallate |
F(1,12) = 2.868, p = 0.116 |
F(6,72) = 22.164, p<0.001 |
F(6,72) = 1.630, p = 0.151 |
Between-subject factor, Treatment (prolonged bitter exposure); Within-subject factor, Concentration (Fig 5)