Table 2.
DECT parameters and thyroid function indicators in PTC patients
| Total (n = 406) |
LLNM (−) (n = 278) |
LLNM (+) (n = 128) |
P value | |
|---|---|---|---|---|
| Tg (ng/mL) | 25.54 (12.08–134.12) | 16.28 (9.55–35.46) | 149.26 (104.05–182.76) | < .0001 |
| Anti-Tg (IU/mL) | 11.5 (7.70–110.02) | 7.70 (7.70–19.21) | 117.70 (13.50–166.40) | < .0001 |
| Anti-TPO (IU/mL) | 7.01 (3.31–18.12) | 5.24 (1.52–10.70) | 19.94 (3.70–156.56) | < .0001 |
| Volume (cm3) | 0.38 (0.14–1.44) | 0.18 (0.01–0.70) | 0.72 (0.18–2.76) | .000 |
| IC IAP (mg/mL) | 3.0 (2.6–3.7) | 2.8 (2.4–3.2) | 3.8 (3.3–4.5) | .000 |
| IC IVP (mg/mL) | 2.8 (2.4–3.3) | 2.6 (2.2–3.1) | 3.3 (2.8–4.1) | .000 |
Note: Mann-Whitney U test, median (IQR)
DECT Dual-energy computed tomography, PTC Papillary thyroid carcinoma, LLNM Lateral cervical lymph node metastasis, IC Iodine concentration, IAP In the arterial phase, IVP In the venous phase, IQR Interquartile range