Reference diameter (mm) 2.82 ± 0.88
Minimal lumen diameter (mm) 0.95 ± 0.44
Lesion length (mm) 20.7 ± 9.66
Target EEM (mm2) 11.2 ± 3.68
Minimal lumen area (mm2) 2.12 ± 1.02
Total plaque volume (mm3) 302.4 ± 163.2
Lipid plaque volume (mm3) 183.2 ± 84.2
Fibrous plaque volume (mm3) 104.5 ± 64.7
Dense fibrous plaque volume (mm3) 10.1 ± 3.5
Calcified plaque volume (mm3) 4.47 ± 2.12
Values are given in mean ± SD. IVUS, intravascular ultrasound; IB-IVUS, integrated backscatter intravascular ultrasound; EEM, external elastic membrane
Table 3: Lesion and plaque characteristics by IVUS and IB-IVUS analysis.