Sex ratio (M/F) | 714:4845 |
Mean age (years) | 55 (9–87) |
Preoperative diagnosis | Â |
 Euthyroid | 4324 |
  Bilateral | 3540 |
  Unilateral | 685 |
  Isthmus | 99 |
 Hyperthyroid | 674 |
  Diffuse goitre | 177 |
  With thyroid nodule(s) | 497 |
 Hypothyroid with thyroid nodules | 601 |
Stage of malignant thyroid cancera | Â |
 Total malignant thyroid disease | 1640 |
 Patient older than 45 years | 1295 (78.96 %) |
  I | 844 (51.46 %) |
  II | 411 (25.06 %) |
  III | 264 (16.10 %) |
  IV | 121 (7.38 %) |