[Retracted] Diagnosis of Atherosclerotic Plaques Using Vascular Endothelial Growth Factor Receptor-2 Targeting Antibody Nano-microbubble as Ultrasound Contrast Agent

Table 2

Comparison of the detection values of different nano-microbubbles for plaque.

Groups	Relevance ratio	Sensitivity	Specificity
VEGFR-2	96.67 (29/30)	85.00 (16/20)	88.89 (8/9)
Blank	90.00 (27/30)	73.68 (14/19)	75.00 (6/8)
t	1.071	0.219	0.562
P	0.301	0.640	0.453