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Table 1 Thyroid nodule cytological classification following the first FNAB and size; p = 0.38

From: Is repeat fine needle aspiration required in thyroid nodules with initial benign cytology? Results from a large Irish series

Thy class

Number of nodules biopsied (%)

Size, Mean (± SD) (cm)

Thy 1

88 (13.4)

2.7 (1.2)

Thy 2

500 (76.0)

2.6 (1.1)

 Thy 2c

30 (6.0%)

 

Thy 3a

29 (4.4)

2.5 (1.3)

Thy 3f

19 (2.9)

2.2 (1.0)

Thy 4

5 (0.8)

3.1 (0.3)

Thy 5

17 (2.6)

3.2 (1.4)

Total

658 (100)

2.6 (1.2)