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Table 2 Malignancy ratios of thyroid nodules diagnosed in Bethesda III and IV classes following the resection.

From: Malignancy rates for Bethesda III and IV thyroid nodules: a retrospective study of the correlation between fine-needle aspiration cytology and histopathology

 

Benign N (%)

Malignant N (%)

Total

P value

Bethesda III

81 (75.0)

27 (25.0)

108

0.67a

 AUS

46 (78.0)

13 (22.0)

59

 FLUS

35 (71.4)

14 (28.6)

49

Bethesda IV

34 (72.3)

13 (27.6)

47

  1. AUS Atypia of undetermined significance
  2. FLUS Follicular lesion of undetermined significance
  3. aChi-square Test compared Bethesda III and IV groups