Table 3.

The ROC curve analysis of the serum periostin levels for predicting positive exercise BPT and for predicting positive mannitol BPT.

	Biomarkers	AUC	SE	95% CI
For predicting positive exercise BPT	periostin	0.722	0.0949	0.575 to 0.840
	FeNO	0.625	0.0806	0.475 to 0.759
	Eosinophil	0.519	0.0851	0.371 to 0.664
	IgE	0.530	0.0886	0.383 to 0.674
For predicting positive mannitol BPT	periostin	0.596	0.0893	0.459 to 0.723
	FeNO	0.733	0.0855	0.600 to 0.841
	Eosinophil	0.537	0.102	0.401 to 0.669
	IgE	0.520	0.102	0.385 to 0.653

ROC, receiver operating characteristic; AUC, area under curve; SE, standard error; CI, confidence interval.