Table 5: Pre- and postprocedural quantitative angiographic characteristics in the crude and matched cohorts.

DCB-iRA lesionsnDES-iRA lesionsP value

Crude cohortsn=51n=62
At PCI
 Reference diameter (mm)2.33±0.632.50±0.570.14
 Lesion length (mm)11.56±6.1918.57±7.98<0.001
MLD (mm)
 Pre-intervention (mm)0.86±0.380.91±0.400.49
 Post-intervention (mm)1.75±0.502.57±0.51<0.001
Percent diameter stenosis
 Pre-intervention (%)62.27±13.3164.70±15.390.38
 Post-intervention (%)22.86±10.119.59±6.10<0.001
Acute Gain (mm)0.90±0.391.66±0.53<0.001
Rotablator burr size
 Mean burr size (mm)1.74±0.281.68±0.210.21
 B/A ratio0.78±0.170.70±0.140.006
At follow-up
MLD (mm)1.68±0.632.03±0.840.015
 % diameter stenosis (%)29.01±20.2525.12±23.560.36
 Late lumen loss (mm)0.08±0.430.54±0.80<0.001
 Loss index0.05±0.480.33±0.450.002
Matched cohortsn=26n=26
At PCI
 Reference diameter (mm)2.46±0.642.37±0.390.53
 Lesion length (mm)15.01±6.6715.77±7.250.70
MLD (mm)
 Pre-intervention0.94±0.360.86±0.340.42
 Post-intervention1.78±0.422.38±0.34<0.001
 Acute Gain (mm)0.85±0.371.53±0.43<0.001
Percent diameter stenosis
 Pre-intervention (%)60.78±13.2765.48±15.440.24
 Post-intervention (%)24.10±10.009.80±6.46<0.001
Rotablator burr size
 Mean burr size (mm)1.78±0.321.67±0.200.16
 B/A ratio0.74±0.110.72±0.110.45
At follow-up
 MLD (mm)1.69±0.571.87±0.600.29
 % diameter stenosis (%)29.52±17.6223.81±20.520.29
 Late lumen loss (mm)0.09±0.480.52±0.630.009
 Loss index0.03±0.520.32±0.390.026

B/A ratio, burr-to-artery ratio; MLD, minimum lumen diameter; SD, standard deviation; PCI, percutaneous coronary intervention. Loss index; Late lumen loss / Acute gain.