Fig. 2From: Correlation and agreement between superb micro-vascular imaging and contrast-enhanced ultrasound for assessing radiofrequency ablation treatment of thyroid nodules: a preliminary studyThe correlation and agreement of volume measurement of the ablation lesions between in SMI mode and in CEUS mode. a, d Boxplot of repeated measurement values by reader A and reader B. b, e Scatter plot of repeated measurement values. c, f Bland–Altmann plot with the mean of repeated measurement values on the x-axes, and the difference of the measurements and their mean on the y-axisBack to article page