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Table 3 Comparison of FNA diagnoses between this study and the published values in other studies, expressed as a percentage of all FNAs

From: Rates of thyroid malignancy by FNA diagnostic category

FNA diagnosis This study N = 1491 Yang et al., 2007[3] N = 4703 Jo et al., 2010[4] N = 3080 Wu et al., 2011[5] N = 1382
Unsatisfactory 28.9 10.4 18.6 20.1
Benign 45.7 64.6 59.0 39.0
Abnormal 18.8 3.2 3.4 27.2
SFN 4.4 11.6 9.7 8.4
SFM 1.3 2.6 2.3 2.6
Malignant 0.9 7.6 7.0 2.7
  1. FNA – fine needle aspiration, SFN – Suspicious for Neoplasm, SFM – Suspicious for Malignancy.
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