Risk category | Benign nodules (n, [%]) | Malignant nodules (n, [%]) | Prevalence of Malignancy (%) |
---|---|---|---|
ACR-TIRADS* | |||
TR2 | 24 (9.6) | 0 (0.0) | 0.0 |
TR3 | 153 (61.2) | 7 (18.9) | 4.4 |
TR4 | 61 (24.4) | 13 (35.1) | 17.6 |
TR5 | 12 (4.8) | 17 (45.9) | 58.6 |
ATA-2015** | |||
Very low suspicion | 28 (11.2) | 1 (2.7) | 3.4 |
Low suspicion | 187 (74.8) | 14 (37.8) | 7.0 |
Intermediate suspicion | 25 (10.0) | 7 (18.9) | 21.9 |
High suspicion | 10 (4.0) | 15 (40.5) | 60.0 |
K-TIRADS*** | |||
2 | 28 (11.2) | 1 (2.7) | 3.4 |
3 | 187 (74.8) | 14 (37.8) | 7.0 |
4 | 27 (10.8) | 7 (18.9) | 20.6 |
5 | 8 (3.2) | 15 (40.5) | 65.2 |