Table 4.

Quantitative coronary angiography (QCA)

	n = 190
Reference vessel diameter (mm)
Pre	2.53 ± 0.60
Post	2.67 ± 0.58
Minimal luminal diameter (mm)
Pre	1.14 ± 0.49
Post	2.05 ± 0.59
Diameter stenosis (%)
Pre	55.2
Post	23.3
Lesion length (mm)	17.0 ± 10.7
Acute gain (mm)	0.91 ± 0.5
Mid-term follow-up
Follow-up rate (eligible)	73% (87/119)
Average follow-up duration (days)	199 ± 61
Reference vessel diameter (mm)	2.74 ± 0.67
Minimal luminal diameter (mm)	1.90 ± 0.67
Diameter stenosis (%)	32.1
Late lumen loss (mm)	0.23 ± 0.69
Restenosis rate (%)	17.8
Late lumen enlargement (%)	39.1