| Factor | Estimated coefficient | Standard error |
| Intercept | 7.18 | 0.060 |
| Skim milk | 0.062 | 0.040 |
| Sucrose | 0.042 | 0.040 |
| Trehalose | 0.12 | 0.040 |
| Skim milk x Sucrose | 0.31 | 0.052 |
| Skim milk x Trehalose | −0.11 | 0.052 |
| Sucrose x Trehalose | 0.20 | 0.052 |
| Skim milk2 | 0.098 | 0.039 |
| Sucrose2 | 0.18 | 0.039 |
| Trehalose2 | 0.044 | 0.039 |