Table 2.

Top ten features with highest predictive ability

Feature no.	Feature added	P value of coef	AUC on train	AUC on test
1.0	LDH	< 0.001	0.840	0.876
2.0	BUN	< 0.001	0.882	0.877
3.0	Lymphocyte (%)	< 0.001	0.895	0.903
4.0	Age	< 0.001	0.903	0.911
5.0	SPO2	< 0.001	0.915	0.917
6.0	Platelets	< 0.001	0.923	0.925
7.0	CRP	< 0.001	0.930	0.921
8.0	IL-10	0.001	0.932	0.930
9.0	HDL-C	0.005	0.934	0.932
10.0	SaO2	0.005	0.935	0.931

LDH, lactic dehydrogenase; BUN, blood urea nitrogen; CRP, C-reactive protein; HDL-C = high-density lipoprotein cholesterol; AUC, area under curve