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Table 2 Characteristics of the nodules and FNA cytology according to the Bethesda system

From: Thyroid cancer among patients with thyroid nodules in Yemen: a three-year retrospective study in a tertiary center and a specialty clinic

VariableMean (SD)N%
Nodule number
 Single 25145.6
 Multiple 29954.4
Nodule size (cm) 3.4 (1.4)  
 <  1 cm 10.2
 1.0–2.0 9016.4
 2.1–4.0 32659.3
 >  4.0 13324.2
Radiology
1Benign 10.2
2Very low suspicion5510.0
3Low suspicion30655.6
4Intermediate suspicion13825.1
5High suspicion509.1
FNA ordered
 Yes 54398.7
 No 71.3
FNA result
Bethesda INondiagnostic183.3
Bethesda IIBenign 32058.9
Bethesda IIIAUS/FLUS 7714.2
Bethesda IVFN/SFN 8114.9
Bethesda VSuspicious of malignancy213.9
Bethesda VIMalignant 264.8