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. 2014 Apr 10;9(4):e94637. doi: 10.1371/journal.pone.0094637

Figure 2. ROC curve analysis for the optimal cut-off point of serum IL-9.

Figure 2

The most discriminative cut-off concentration of serum IL-9 was 3.49 pg/mL with an AUC value of 0.799. The sensitivity and specificity were 74.5% and 73.7%, respectively.