Table 4 Statistical analysis of factors related to level V metastasis
P-value | ||
|---|---|---|
Factors | Univariate analysis | Multivariate analysis |
Gender | 0.720 | 0.568 |
Age (45≤) | 0.744 | 0.529 |
Stage | 1.0 | 0.150 |
Multiplicity | 1.0 | 0.718 |
Location of primary tumor (upper third or lower two-thirds) | 0.450 | 0.344 |
Size of primary tumor | 0.197 | 0.150 |
Minimal extrathyroidal extension | 1.0 | 0.817 |
Maximal extrathyroidal extension | 0.672 | 0.771 |
Lymphovascular invasion | 0.338 | 0.279 |
Central neck metastasis | 0.337 | 0.173 |
Multiple level metastasis (≥2) | 0.108 | 0.054 |
No. of metastatic nodes in the lateral compartment (≥5) | 0.097 | 0.057 |
Contralateral lateral neck metastasis | 1.0 | 0.845 |
Level II metastasis | 1.0 | 0.861 |
Level III metastasis | 0.048 | 0.043 |
Level IV metastasis | 0.484 | 0.288 |
Level II or III metastasis | 0.439 | 0.297 |
Level III or IV metastasis | 0.337 | 0.173 |
Level II, III and IV metastasis | 0.279 | 0.197 |