Table 2.
Multivariate analysis.
| Variables | Exp(B) | 95% CI | p-Value |
|---|---|---|---|
| Age | 1.005 | 0.974–1.036 | 0.765 |
| Stage IVB 1 | 3.098 | 0.865–10.838 | 0.077 |
| Stage IVC 1 | 3.327 | 1.001–11.055 | 0.050 |
| Leukocytosis 2 | 0.686 | 0.325–1.449 | 0.324 |
| Histological diagnosis 3 | 1.265 | 0.746–3.561 | 0.221 |
| Previous or concomitant WDTC 4 | 0.719 | 0.351–4.556 | 0.719 |
| Only surgery 5 | 0.289 | 0.101–0.828 | 0.021 |
| Only chemo/TKI and/or RT 5 | 0.423 | 0.199–0.900 | 0.026 |
| Surgery + RT 5 | 0.108 | 0.034–0.341 | <0.001 |
| Surgery + CT/TKI 5 | 0.152 | 0.041–0.568 | 0.005 |
| Surgery + RT + CT/TKI 5 | 0.031 | 0.005–0.210 | <0.001 |
1 Reference: stage IVA; 2 reference: without leukocytosis; 3 reference: cytological diagnosis; 4 reference: without WDTC areas; 5 reference: only symptomatic therapy. CT, chemotherapy; RT, radiotherapy; S, surgery; TKI, tyrosine kinase inhibitors; WDTC, well-differentiated thyroid cancer.