Table 1.

Procedural data

Imaging device (%)
OFDI or OCT	76
IVUS	24
RA wire (%)
Floppy	45
Support	49
Both	6
Maximum burr size (mm)	1.8 ± 0.3
Burr/artery ratio	0.74 ± 0.17
Total number of burr	1.5 ± 0.5
Rotational speed (rpm)	158000 ± 19000
Dual antiplatelet therapy (%)
Aspirin + ticlopidine	4
Aspirin + clopidogrel	22
Aspirin + prasugrel	74
Predilatation before DCB
Type of balloon (%)
Scoring balloon	82
Standard balloon	14
Balloon diameter (mm)	2.8 ± 0.5
Balloon length (mm)	12.5 ± 4.2
Dilation pressure (atm)	12 ± 4
DCB
DCB diameter (mm)	2.9 ± 0.4
Total DCB length (mm)	26.2 ± 8.9
Dilation pressure (atm)	9 ± 4
Inflation time (s)	72 ± 25