Research Article
A Study on Central Lymph Node Metastasis in 543 cN0 Papillary Thyroid Carcinoma Patients
Table 4
Risk factors in PTC patients with tumor size <0.25 cm and ≥0.25 cm.
| | Tumor size <0.25 cm (26) | Tumor size ≥0.25 cm (517) | Risk factors | CLN | | Positive | Negative | Positive | Negative |
| Gender | | | | | Female | 2 | 17 | 142 | 249 | Male | 0 | 7 | 63 | 63 | Age (years) | | | | | 45 | 1 | 9 | 101 | 108 | 45 | 1 | 15 | 104 | 204 | Bilaterality | | | | | Yes | 2 | 3 | 59 | 70 | No | 0 | 21 | 146 | 242 | Extrathyroidal extension | | | | | Yes | 0 | 0 | 22 | 14 | No | 2 | 24 | 183 | 298 |
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