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

Table 1

Comparison of total plaque characteristics in the two experimental groups by OCT.

Feature	Group A (𝑛=12)	Group B (𝑛=11)	𝑡	𝑃
Average FCT (mm)	0.0896±0.0136	0.0988±0.0236	−1.150	0.2630
Minimum FCT (mm)	0.0483±0.0136	0.0518±0.0098	−0.978	0.3392
Lipid core length (mm)	9.7667±5.3181	11.7364±8.2181	−0.688	0.4987
Plaque length (mm)	11.6083±5.5934	12.8909±7.9551	−0.450	0.6570
Average LA (mm^2)	1.8203±0.9462	1.2126±0.4916	1.960	0.0673
Average lipid arc (°)	149.0058±27.9580	255.3919±55.3932	−5.740	<0.0001
Average stenosis ratio (%)	22.38±17.64	19.48±14.00	0.434	0.6684

FCT: fibrous cap thickness; LA: lumen area.