Table 3 Characteristics of thyroid nodules (N = 555) that underwent ultrasound guided fine needle aspiration (UG-FNA) biopsy between January 2011 and December 2015 in a tertiary hospital in Abu Dhabi, United Arab Emirates
Total N (%*) | Cancer status | p-value** | ||
|---|---|---|---|---|
Cancer N (%a) | No cancer N (%a) | |||
N | 555 (100) | 49 (100) | 506 (100) | |
Nodule size | 535 (100) | 48 (100.0) | 487 (100.0) | 0.176 |
< 1 cm | 27 (5.1) | 5 (10.4) | 22 (4.5) | |
1 – < 2 cm | 174 (32.5) | 17 (35.4) | 157 (32.2) | |
2–4 cm | 222 (41.5) | 20 (41.7) | 202 (41.5) | |
> 4 cm | 112 (20.9) | 6 (12.5) | 106 (21.8) | |
Echogenicity | 531 (100) | 47 (100.0) | 484 (100.0) | 0.025 |
Cystic | 15 (2.8) | 1 (2.1) | 14 (2.9) | |
Complex | 287 (54.1) | 17 (36.2) | 270 (55.8) | |
Hyper-echoic | 18 (3.4) | 4 (8.5) | 14 (2.9) | |
Hypo-echoic | 124 (23.4) | 17 (36.2) | 107 (22.1) | |
Isoechoic | 87 (16.4) | 8 (17.0) | 79 (16.3) | |
Calcification | 547 (100) | 48 (100.0) | 499 (100.0) | < 0.001 |
Coarse | 25 (4.6) | 14 (29.2) | 11 (2.2) | |
Yes | 125 (22.9) | 10 (20.8) | 115 (23.0) | |
No | 397 (72.6) | 24 (50.0) | 373 (74.8) | |
Lymphadenopathy | 554 (100) | 49 (100) | 505 (100) | 0.999 |
No | 530 (95.7) | 47 (95.9) | 483 (95.6) | |
Yes | 24 (4.3) | 2 (4.1) | 22 (4.4) | |
FNA Cytology | 551 (100) | 49 (100) | 502 (100) | < 0.001 |
Bethesda, I | 29 (5.3) | 1 (2.0) | 28 (5.6) | |
Bethesda II | 435 (79.0) | 4 (8.2) | 431 (85.9) | |
Bethesda III | 32 (5.8) | 6 (12.2) | 26 (5.2) | |
Bethesda IV | 25 (4.5) | 17 (34.7) | 8 (1.6) | |
Bethesda V | 16 (2.9) | 12 (24.5) | 4 (0.8) | |
Bethesda VI | 14 (2.5) | 9 (18.4) | 5 (1.0) | |