Table 2 Univariate analysis results of central lymph node metastasis in cN0 PTMC (n, %)
Clinical features | pN0(n = 106) | pN1(n = 64) | χ2 | P |
|---|---|---|---|---|
Gender | ||||
Male | 23(21.7) | 15(23.4) | 0.07 | 0.850 |
Female | 83(78.3) | 49(76.6) | ||
Age | ||||
< 55 | 90(84.9) | 58(90.6) | 1.159 | 0.350 |
≥ 55 | 16(15.1) | 6(9.4) | ||
Multifocal | ||||
Positive | 20(18.9) | 35(54.7) | 8.54 | 0.023 |
Negative | 86(81.1) | 29(45.3) | ||
Bilateral | ||||
Positive | 13(12.3) | 16(25) | 4.575 | 0.037 |
Negative | 93(87.7) | 48(75) | ||
Tumor diameter | ||||
≤ 5 mm | 37(34.9) | 17(26.6) | 1.825 | 0.032 |
> 5 mm | 69(65.1) | 47(73.4) | ||
Capsular invasion | ||||
Positive | 11(10.4) | 36(56.3) | 39.064 | <0.001 |
Negative | 95(89.6) | 28(43.7) | ||
BRAF | ||||
Positive | 43(40.6) | 29(45.3) | 0.368 | 0.631 |
Negative | 63(59.4) | 35(54.7) | ||
Calcification | ||||
Positive | 83(78.3) | 54(84.4) | 0.941 | 0.424 |
Negative | 23(21.7) | 10(15.6) | ||
hypocalcemia |