Clinical Study
Thyroid Cancer in Saudi Arabia: A Histopathological and Outcome Study
Table 4
Univariate analysis of predictive factors of outcome in the short term (6–12 months after RAI ablation).
| Outcome at 6–12 months after RAI | Characteristic | Remission | Persistent disease | value |
| Male gender | 41/98 (41.8%) | 57/98 (58.2%) | <0.0001 | Age (yrs) | 37.9 ± 12.7 | 40.4 ± 16.3 | 0.067 | Tumor size (cm) | 3.4 ± 2.6 | 3.6 ± 2.3 | 0.74 | Tumor multifocality | 66/189 (44.6%) | 82/191 (55.4%) | 0.11 | Extrathyroidal extension | 68/220 (30.9%) | 98/159 (61.6%) | <0.0001 | Lymphovascular invasion | 20/91 (22%) | 36/61 (59%) | <0.0001 | Lymph node metastasis | 98/265 (35.8%) | 133/194 (68.6%) | <0.0001 | Distant metastasis | 17/266 (6.4%) | 44/194 (22.7%) | <0.0001 |
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