Research Article
Prognostic Outcomes of Tall Cell Variant Papillary Thyroid Cancer: A Meta-Analysis
| Study | Mean age | Mean tumor size (cm) | % positive lymph nodes | % extra-thyroidal extension | % distant metastasis | % recurrence | % disease-related mortality |
| Johnson | | | | | | | | TCV () | 49.4 | 2.8 | 75 | 42 | 17 | 58.3 | 25 | NV () | 48.3 | 2.3 | 42 | 0 | 0 | 8.3 | 0 |
| Michels | | | | | | | | TCV () | 50 | 2 | 37.5 | 39 | 8 | 14.3 | 12.5 | NV () | 45.6 | 1.5 | 23 | 9 | 2.6 | 5.4 | 1.6 |
| Moreno Egea | | | | | | | | TCV () | 65.4 | 2.86 | 80 | 100 | 20 | 80 | 20 | NV () | 41.5 | NA | 34.1 | 14.1 | NA | 16.5 | 1.2 |
| Prendiville | | | | | | | | TCV () | 49.6 | 2.1 | 40 | 65 | NA | 20 | 5 | NV () | 35.7 | 2.5 | 39 | 8 | NA | 15 | 2 |
| Segal | | | | | | | | TCV () | NA | NA | NA | NA | NA | 47.4 | 73.7 | NV () | NA | NA | NA | NA | NA | 9.9 | 3.6 |
| Terry | | | | | | | | TCV () | NA | 4.2 | NA | NA | NA | 35.3 | 5.9 | NV () | NA | 2.8 | NA | NA | NA | 3.8 | 0.8 |
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The size of two tumors reported >4 cm. Not Available. Article used NV data from Mazzaferri and Jhiang [12].
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