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Table 7 Predicted values of response variables at a given conditiona within the range of optimum extraction conditions

From: Optimization of extraction parameters of PTP1β (protein tyrosine phosphatase 1β), inhibitory polyphenols, and anthocyanins from Zea mays L. using response surface methodology (RSM)

Response variables Predicted values Experimental values
Total polyphenol content (mg GAE/g) 4.58 4.52
Total anthocyanin content (mg C3GE/100 g) 42.28 43.02
Extraction yield (%) 5.76 5.87
  1. aGiven conditions: 40 °C extraction temperature, 8 h extraction time, 33 % in solid-liquid ratio, and 1:15 in solvent volume in conditions