Clinical Significance of Serum Hemeoxygenase-1 as a New Biomarker for the Patients with Interstitial Pneumonia

Table 2

The receiver operating characteristic curve for the serum HO-1 level (detecting an AE patient).

Variable	Area under the ROC curve	Best cut-off values	Sensitivity (%)	Specificity (%)	value
Serum hemeoxygenase-1 (ng/mL)	0.93	41.6	93	86	0.010
Serum lactate dehydrogenase (U/L)	0.77	255	93	64	0.034
PaO2/FiO2 ratio	0.73	302	77	62	0.036
Serum surfactant protein-A (ng/mL)	0.63	55.6	100	45	0.595
Serum surfactant protein-D (ng/mL)	0.57	307	38	46	0.249
Serum KL-6 (U/mL)	0.58	616	92	36	0.700
Ground glass opacity score	0.75	7	79	71	0.036
Honeycomb score	0.66	1	100	50	0.233