Table 3.
Variance analysis of Box-Behnken design results of MAP-2 inhibiting α-glucosidase activity.
| Source | Sum of Squares | Df | Mean Square | F-Value | p-Value | |
|---|---|---|---|---|---|---|
| Model | 281.03 | 9 | 31.23 | 23.22 | 0.0002 *** | significant |
| X1-Ratio of solid to liquid | 0.3785 | 1 | 0.3785 | 0.2815 | 0.6122 | |
| X2-Extraction time | 0.0300 | 1 | 0.0300 | 0.0223 | 0.8854 | |
| X3-Extraction temperature | 145.10 | 1 | 145.10 | 107.91 | <0.0001 *** | |
| AB | 6.76 | 1 | 6.76 | 5.03 | 0.0599 | |
| AC | 2.37 | 1 | 2.37 | 1.76 | 0.2258 | |
| BC | 1.45 | 1 | 1.45 | 1.08 | 0.3333 | |
| A2 | 8.45 | 1 | 8.45 | 6.28 | 0.0406 * | |
| B2 | 2.24 | 1 | 2.24 | 1.66 | 0.2382 | |
| C2 | 107.96 | 1 | 107.96 | 80.30 | <0.0001 *** | |
| Residual | 9.41 | 7 | 1.34 | |||
| Lack of Fit | 5.41 | 3 | 1.80 | 1.80 | 0.2860 | not significant |
| R2 | 0.9676 | |||||
| Adjusted R2 | 0.9259 | |||||
| Pure Error | 4.00 | 4 | 1.0000 | |||
| Cor Total | 290.44 | 16 |
* Significant (p < 0.05); *** Extremely significant (p < 0.001).