Validation of a New Animal Model of Vulnerable Plaques by Intravascular Optical Coherence Tomography In Vivo

Table 3

Agreement between OCT and histological findings.

Feature	OCT (𝑛=13)	Histology (𝑛=13)	ICC* (95% CI)	𝑃^#
Average FCT (mm)	0.0549±0.0268	0.0673±0.0453	0.656 (0.22–0.879)	0.0034
Average lipid arc (°)	160.56±71.43	181.09±83.82	0.882 (0.61–0.964)	<0.0001
LA (mm^2)	1.9608±0.3297	0.7331±0.2765	0.04 (−0.029 to 0.226)	0.2525

*The intraclass correlation coefficient (ICC) was used to evaluate the agreement between OCT and histological findings.
^#𝑃<0.05 indicates the agreement between OCT and histological findings.
CI: confidence interval; FCT: fibrous cap thickness; LA: lumen area.