Strain US Elastography for the Characterization of Thyroid Nodules: Advantages and Limitation

Table 1

Diagnostic performance in malignancy detection, of SE with color coded scale for elasticity evaluation, in selected studies.

Study	Number of nodules	Sensitivity %	Specificity %	Reference standard
Rago et al., 2007 [29]	92	97	100	Surgery
Asteria et al., 2008 [28]	86	94	81	FNAB or surgery
Tranquart et al., 2008 [60]	108	100	93	FNAB
Hong et al., 2009 [23]	145	88	90	Surgery
Rubaltelli et al., 2009 [32]	51	82	86	FNAB or surgery
Lippolis et al., 2011 [49]	102	89	6	Presurgery of indeterminate cytology (follicular)
Moon et al., 2012 [44]	703	65	58	FNAB or surgery
Azizi et al., 2013 [31]	912	80	70	FNAB or surgery
Ko et al., 2014 [61]	367	89	81	FNAB or surgery
Mehrotra et al., 2013 [62]	146	90	79	FNAB or surgery