Table 4 Regressive analysis of variables used to determine optimal spray drying conditions

Responses F-ratio
X1 X2 X3
Yield (g) 7.83***1) 251.21*** 3.81*
WAI 6.36** 31.04*** 13.50***
Total phenolic compounds (μg/mL) 7.66*** 6.79** 21.06***
*Significant at 10% level; **significant at 5% level; ***significant at 1% level.