Table II.
Analysis of ROC curve and Chi-square test of Tg.
| Area under the curve | 0.716 |
| ROC P value | 0.001 |
| Sensitivity | 72.3% |
| Specificity | 73.3% |
| Cut-off | 53 ng/ml |
| p value (Fischer exact test) | < 0.001 |
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