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ethanol and fentanyl dose preference across days
| Substance | Interaction F(df) | Interaction P | Cluster F(df) | Cluster P | Day F(df) | Day P |
|---|---|---|---|---|---|---|
| Alcohol | F[12,318] = 0.6 | >0.05 | F[2,53] = 0.7 | >0.05 | F[6,318] = 6.2 | <.001 |
| Fentanyl | F[12,318] = 1.7 | >0.05 | F[2,53] = 5.6 | <.01 | F[6,318] = 2.7 | <0.05 |
