Table 4: Regression coefficients of the predicted quadratic polynomial model for response variables of the OOC% for the MEOA.

VariablesCoefficients ( 𝛽 ), OOC% (Y2)TPNotability

Intercept5.592.000.1717
Linear
X11.0012.150.0082 ***
X20.583.250.1091
X30.512.540.1494
Quadratic
X11−0.370.360.5626
X22−0.0990.0360.8546
X330.310.410.5404
Interaction
X12−0.220.260.6267
X13−0.551.500.2553
X23−0.270.310.5934
R20.69

Notes: X1 = amount of H2O2; X2 = catalyst Novozym 435; X3 = reaction time;
** 𝑃 < 0 . 0 5 ; *** 𝑃 < 0 . 0 1 . T: F test value.
See Table 2 for a description of the abbreviations.