Table 11.

Statistical comparison test results between different algorithms.

	Binary classification		Multiclass classification
	Oxidative stress	All features	Oxidative stress	All features
Friedman test among all models
Chi-square	40.85	30.93	47.19	36.32
P-value	$1.00\times {10}^{-7}$	$9.65\times {10}^{-6}$	$5.2\times {10}^{-9}$	$8.2\times {10}^{-7}$
Conover post-hoc test
P-value RF-LR	$7.96\times {10}^{-8}$	$0.96\times {10}^{-5}$	$1.13\times {10}^{-3}$	$0.10\times {10}^{-4}$
P-value RF-SVM	$1.16\times {10}^{-1}$	$0.40\times {10}^{-5}$	$1.55\times {10}^{-1}$	$0.90\times {10}^{-4}$
P-value RF-KNN	$2.83\times {10}^{-2}$	$0.38\times {10}^{-3}$	$6.62\times {10}^{-7}$	$3.25\times {10}^{-2}$
P-value RF-NB	$2.44\times {10}^{-11}$	$8.45\times {10}^{-7}$	$4.56\times {10}^{-21}$	$1.87\times {10}^{-12}$
P-value RF-ANN	$8.98\times {10}^{-15}$	$3.54\times {10}^{-10}$	$1.90\times {10}^{-25}$	$2.71\times {10}^{-9}$