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Table 2 US-FNAB cytology pathology Bethesda results by nodule size

From: Fine needle aspiration cytology guided by ultrasound in the diagnosis of subcentimetre thyroid nodules

Nodule size

I

II

III

IV

V

VI

Total

Maximum diameter ≤1.0 cm

3

311

6

20

95

343

778

Maximum diameter >1.0 cm

2

166

1

12

31

110

322

Total

5

477

7

32

126

453

1100

  1. χ2 = 15.900, p = 0.007