Table 2

 Angiographic characteristics of lesions at baseline and follow up

Homocysteine concentrationp Value
<13.11 μmol/l⩾13.11 μmol/l
Data are median (interquartile range).
PCI, percutaneous coronary intervention.
Number of lesions96104
Reference vessel size (mm)
    Before PCI2.56 (2.28–2.89)2.74 (2.31–3.27)0.03
    After PCI2.63 (2.26–3.05)2.74 (2.39–3.25)0.11
    At follow up2.63 (2.33–2.93)2.78 (2.46–3.24)0.02
Minimum lumen diameter (mm)
    Before PCI0.76 (0.48–1.04)0.87 (0.48–1.20)0.17
    After PCI1.76 (1.51–2.01)1.82 (1.57–2.13)0.5
    At follow up1.35 (0.94–1.75)1.56 (1.14–1.95)0.01
Percentage diameter stenosis (%)
    Before PCI66.9 (60.9–82.1)68.6 (58.7–82.3)0.82
    After PCI32.2 (25.2–38.5)33.2 (25.6–41.0)0.33
    At follow up45.5 (35.4–62.2)44.7 (32.5–58.8)0.31
Late lumen loss (mm)0.40 (−0.08–0.92)0.31 (0.02–0.66)0.24
Number of lesions with restenosis (⩾50% diameter stenosis) at follow up38 (39.6%)40 (38.5%)0.87