Table 1 Patient Demographics
| Â | Serum study | Biopsy study | ||
|---|---|---|---|---|
N | 204 | 188 | ||
Female (n, %) | 162 (79%) | 153 (81%) | ||
Age, years (mean ± SD) | 53 ± 16 | 55 ± 15 | ||
TSH, mIU/L (mean ± SD) | 1.1 ± 1.3 | 1.3 ± 0.88* | ||
TSH < 0.1 mIU/L (n, %) | 28 (14%) | 1 (1%) | ||
Nodule Diagnosis | ||||
 Thyroid cancer (n, %) | 46 (24%) | 26 (14%) | ||
  Papillary | 36 | 19 | ||
  Follicular/Hurthle carcinoma | 8 | 5 | ||
  Anaplastic | 1 | 2 | ||
  Medullary | 1 | 0 | ||
 Benign nodule (n, %) | 158 (76%) | 162 (86%) | ||
  Nodular goitre | 109 | 139 | ||
  Follicular/Hurthle adenoma | 13 | 15 | ||
  Graves’ | 25 | 1 | ||
  Lymphocytic | 9 | 7 | ||
  Normal | 2 | 0 | ||
Diagnostic basis | Histology | Follow up | Histology | Follow up |
 Thyroid Cancer | 46 | 0 | 25 | 1# |
 Benign nodule | 82 | 74 | 41 | 121 |