Influences of Daily Life Habits on Risk Factors of Stroke Based on Decision Tree and Correlation Matrix

Table 5

Confusion matrix achieved by the random forest algorithm.

	Risk level analyzed by random forest algorithm						Recall
	H	M	Y	T	N	L
Risk level analyzed by physicians
H	1300	115	0	0	0	0	0.919
M	72	1473	0	0	1	0	0.953
Y	6	0	158	0	0	1	0.958
T	24	6	0	11	3	9	0.208
N	0	0	0	0	699	235	0.748
L	0	0	0	0	239	539	0.693
Precision	0.927	0.924	1.000	1.000	0.742	0.688
Accuracy	85.46%
Kappa	0.8063