| Treatment* | Percent of Dogs per Observed Category | |||
| Prehended | ||||
| NO | YES | |||
| n | % | n | % | |
| CP: Placebo-Sugar | 86 | 30.1 | 200 | 69.9 |
| T01: Aroma 1 | 34 | 24.1 | 107 | 75.9 |
| T02: Aroma 2 | 35 | 24.8 | 106 | 75.2 |
| T03: Aroma 3 | 35 | 24.6 | 107 | 75.4 |