Table 2.
Model selection results for each phase.
Response variable (y) | Model type | Family | Phase | Selected formula | χ2 | AIC | DF | P value |
---|---|---|---|---|---|---|---|---|
Duration sniffing the odor |
GLMM n = 25 × 4 odors |
Poisson | Habituation | Sniffing duration ~ Sample * Group | 10.41 | 397.43 | 1 | 0.0013 |
Discrimination | Sniffing duration ~ Sample | 11.66 | 360.89 | 1 | 0.0006 | |||
Number of nostril dilations | Habituation | Dilations ~ Side + Sample | 5.97 | 413.67 | 1 | 0.015 | ||
Discrimination | Dilations ~ Side * Sample | 11.3 | 332.16 | 1 | 0.0008 |