Table 1

 Qualitative, quantitative angiographic, and ultrasound data

Restenosis patternRepeat interventionConventional intervention
FirstSecondFirstSecond
    Focal44613
    Diffuse75156
    Occlusion0224
Angiographic analysisIndex procedureRepeat interventionFollow up
    Reference diameter (mm)
        Before3.21 (0.39)3.27 (0.46)NA
        After3.33 (0.50)3.48 (0.51)3.39 (0.47)
    Minimum lumen diameter (mm)
        Before0.89 (0.47)0.73 (0.46)NA
        After2.67 (0.48)3.08 (0.49)2.73 (0.47)
    Diameter stenosis (%)
        Before79 (21)82 (18)NA
        After19 (8)11 (4)18 (7)
Ultrasound analysisIndex procedureRepeat intervention
Data presented as mean (SD).
*Minimum surface within the stent struts.
NA, not applicable.
    Distal reference area (mm2)7.1 (1.5)7.3 (1.1)
    Proximal reference area (mm2)8.8 (1.809.1 (2.2)
    Stenosis lumen minimum area (mm2)4.4 (1.0)4.2 (1.0)
    Initial stent strut minimum area (mm2)*5.8 (1.8)7.8 (2.1)
    Final stent strut minimum area (mm2)*7.5 (1.4)8.9 (1.8)