Table 4. Statistic data of hot spots and non-hot spots in training and test data set.

Feature	Data	Median value (hot spots)	Median value (non-hot spots)	P-value
EIIP	Training	0.065	0.144	0.714
	Test	−0.291	−0.296	0.598
RctmPI	Training	0.924	0.644	0.000
	Test	0.842	0.647	0.000
HP	Training	−0.610	−0.040	0.728
	Test	0.960	−0.040	0.014
PSHP	Training	0.770	−0.040	0.009
	Test	0.960	0.260	0.003
CHP	Training	0.960	0.260	0.000
	Test	1.010	0.990	0.010