Table 1 .
Characteristics of clinical variables in patients with benign and malignant nodules
| Clinical Variants | Benign nodules (n=29) |
Malignant nodules (n=11) |
p-value |
|---|---|---|---|
| Age, years (SD) | 52.1 (13) | 56.6 (18) | 0.232 |
| Female:male, n (%) | 25:4 (63:10) | 9:2 (23:5) | 0.541 |
| Family history of thyroid carcinoma, n (%) | 1 (3) | 1 (9) | – |
| Exposure to cervical radiation, n (%) | 0 (0) | 0 (0) | – |
| Solid nodules, n (%) | 23 (79) | 9 (81) | 0.622 |
| Irregular margins, n (%) | 22 (76) | 8 (73) | 0.631 |
| Hypoechogenicity, n (%) | 24 (82) | 9 (81) | 0.762 |
| Microcalcifications, n (%) | 8 (28) | 4 (36) | 0.431 |
| Solitary nodule, n (%) | 15 (52) | 2 (18) | 0.079 |
| Serum TSH (median) | 1.56 (1.09–2.05) | 2.73 (1.40–3.66) | 0.025 |
| FLUS/AUS/ n (%) | 20/9 (83/56) | 7/4 (44/16) | 0.453 |
Values are shown as Mean (SD) or median (25th to 75th percentile). Microcalcifications and number of nodules were evaluated by ultrasound.