Table 4.
Ultrasonographic features of Bethesda III patients by histopathologic result (n = 59)
| Characteristics | All patients (n = 59), N(%) | Malignant (n = 38), N(%) | Benign (n = 21), N(%) | P |
|---|---|---|---|---|
| Sonographic pattern | 0.584a | |||
| Very low/low | 28 (48) | 17 (61) | 11 (39) | |
| Intermediate | 15 (25) | 9 (60) | 6 (40) | |
| High | 16 (27) | 12 (75) | 4 (25) | |
| Size of thyroid nodule | 0.407b | |||
| ≥1 cm | 53 (90) | 33 (62) | 20 (38) | |
| <1 cm | 6 (10) | 5 (83) | 1 (17) | |
| Vascularity | 1.000b | |||
| Non-vascular | 53 (90) | 34 (64) | 19 (36) | |
| Vascular | 6 (10) | 4 (67) | 2 (33) | |
| Calcification | 0.403a | |||
| Negative | 44 (75) | 27 (61) | 17 (39) | |
| Positive | 15 (25) | 11 (73) | 4 (27) | |
| Echogenicity | 0.901b | |||
| Isoechoic | 26 (44) | 17 (63) | 10 (37) | |
| Hypoechoic | 31 (53) | 20 (67) | 10 (33) | |
| Hyperechoic | 2 (3) | 1 (50) | 1 (50) |