Four-Year Outcomes of Left Main Percutaneous Coronary Intervention with a Bioresorbable Scaffold in the Circumflex Ostium

Table 3

Quantitative coronary angiography data.

Parameter	Pre-procedure N = 46	Post-procedure N = 46	4-year follow-up N = 33
Reference diameter, mm
Left main	3.54 ± 0.74	4.04 ± 0.37	4.05 ± 0.57
LAD	2.93 ± 0.58	3.60 ± 0.34	3.51 ± 0.42
LCX	2.82 ± 0.58	3.02 ± 0.38	2.88 ± 0.43
Minimum lumen diameter, mm
Left main	2.18 ± 0.62	3.72 ± 0.33	3.62 ± 0.51
LCX	2.41 ± 0.63	3.47 ± 0.38	3.27 ± 0.43
LAD	1.69 ± 0.46	2.80 ± 0.37	2.29 ± 0.80
% diameter stenosis, %
Left main	51.44 ± 16.07	8.37 ± 4.23	11.96 ± 5.99
LCX	50.93 ± 14.96	13.06 ± 5.18	15.84 ± 11.69
LAD	68.00 ± 13.59	8.09 ± 4.31	14.27 ± 6.12

Categorical variables are expressed as numbers and percentages. Continuous variables are indicated as mean ± SD.