| ACR | American College of Radiology |
| AUC | Area Under the Receiver Operating Characteristic Curve |
| CI | Confidence Interval |
| FN/SFN | Follicular Neoplasm/Suspicious for a Follicular Neoplasm |
| FNA | Fine-Needle Aspiration |
| OR | Odds Ratio |
| ROC | Receiver Operating Characteristic |
| TSH | Thyroid-Stimulating Hormone |
| USG | Ultrasonography |
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