Table 1.
Comparison of RFNA and CNB diagnoses in AUS/FLUS thyroid nodules
| Diagnosis1(category) | All (n = 158) |
NA (n = 104) |
FOA (n = 54) |
||||||
|---|---|---|---|---|---|---|---|---|---|
| RFNA | CNB | p value | RFNA | CNB | p value | RFNA | CNB | p value | |
| Nondiagnostic (I) | 13 (8.2) | 0 (0) | – | 10 (9.6) | 0 (0) | – | 3 (5.6) | 0 (0) | – |
| Benign (II) | 61 (38.6) | 74 (46.8) | 0.079 | 37 (35.6) | 50 (48.1) | 0.035 | 24 (44.4) | 24 (44.4) | 1 |
| AUS/FLUS (III) | 70 (44.3) | 48 (30.4) | 0.01 | 47 (45.2) | 33 (31.7) | 0.038 | 23 (42.6) | 15 (27.8) | 0.185 |
| FN/SFN (IV) | 6 (3.8) | 27 (17.1) | <0.001 | 3 (2.9) | 13 (12.5) | 0.006 | 3 (5.6) | 14 (25.9) | 0.007 |
| Suspicious for malignancy (V) | 4 (2.5) | 0 (0) | – | 4 (3.8) | 0 (0) | – | 0 (0) | 0 (0) | – |
| Malignant (VI) | 4 (2.5) | 9 (5.7) | 0.063 | 3 (2.9) | 8 (7.7) | 0.063 | 1 (1.9) | 1 (1.9) | 1 |
Data in parentheses are percentages.
1
Diagnoses according to the 6 categories of the BSRTC.