Table 3.

The Area Under of the ROC Curves in the Factors Predicting CAP-Related In-Hospital Mortality in the Elderly

Characteristics	AUC	P	95%Cl
NLR*CURB-65	0.755	<0.001	0.711–0.798
NLR, mean±SD	0.720	<0.001	0.675–0.766
CURB-65 score	0.678	<0.001	0.625–0.732
Malignant tumor	0.603	<0.001	0.546–0.66
Gender, male	0.555	0.044	0.504–0.605
HGB, g/l, mean±SD	0.367	<0.001	0.308–0.425

Abbreviations: CAP, community-acquired pneumonia; NLR, neutrophil-to-lymphocyte ratio; HGB, hemoglobin.