Term a | Particle size (nm) | PDI | Astaxanthin loss (%) | ||||||
---|---|---|---|---|---|---|---|---|---|
Coefficient | F-value | p-value | Coefficient | F-ratio | p-value | Coefficient | F-ratio | p-value | |
Constant | 133.089 | 82.99 | 0.00 | 0.41996 | 23.09 | 0.000 | 66.040 | 73.46 | 0.000 |
Linear | |||||||||
x1 | 32.485 | 0.23 | 0.642 b | 0.379193 | 55.52 | 0.000 | −133.685 | 28.91 | 0.000 |
x2 | −19.755 | 8.61 | 0.019 | 0.014151 | 0.33 | 0.572b | −28.809 | 39.43 | 0.000 |
x3 | −3.702 | 30.25 | 0.001 | −0.00196 | 1.83 | 0.197b | 0.556 | 5.00 | 0.047 |
Quadratic | |||||||||
x12 | 627.664 | 30.24 | 0.001 | NSb | NSb | NSb | NSb | NSb | NSb |
x22 | 5.243 | 21.10 | 0.002 | 0.01759 | 15.59 | 0.001 | 5.139 | 3.70 | 0.001 |
x32 | 0.072 | 40.14 | 0.000 | NSb | NSb | NSb | NS | NS | NS |
Interaction | |||||||||
x1x2 | −63.450 | 14.07 | 0.006 | NSb | NSb | NSb | 65.529 | 30.51 | 0.000 |
x1x3 | −4.689 | 7.68 | 0.024 | NSb | NSb | NSb | NSb | NSb | NSb |
x2x3 | 0.998 | 34.82 | 0.000 | 0.00162 | 5.63 | 0.033 | −0.39591 | 11.55 | 0.006 |
R2 | 0.963 | 0.980 | 0.942 | ||||||
R2 (adj) | 0.913 | 0.968 | 0.900 |