Medium-to-long term outcomes of bioresorbable scaffold treatment in patients with acute coronary syndrome

Table 2 General information on the lesions, n (%)

Characteristic	Number of lesions (n = 201)	BRS treatment (n = 87)	DES treatment (n = 114)	P value
Treated blood vessels				0.80
Left anterior descending artery	103 (51)	43 (49)	49 (43)
Left circumflex artery	46 (23)	19 (22)	33 (29)
Right coronary artery	52 (26)	25 (19)	32 (28)
Type of lesion				0.96
A	52 (26)	20 (23)	32 (28)
B1	70 (35)	32 (37)	38 (33)
B2	79 (39)	35 (40)	44 (39)
Initial TIMI flow				0.28
0	53 (26)	27 (31)	26 (23)
1	14 (7)	6 (7)	8 (7)
2	15 (8)	7 (8)	8 (7)
3	119 (59)	47 (54)	72 (63)
Final TIMI flow
2	5 (2)	3 (3)	2 (2)	-
3	196 (98)	84 (97)	112 (98)	-
Number of stents per lesion (bpm), mean ± SD	1.2 ± 0.4	1.72 ± 0.38	1.21 ± 0.41	0.34
Predilation	201 (100)	87 (100)	114 (100)	-
Average stent diameter (mm), mean ± SD	3.25 ± 0.25	3.3 ± 0.25	3.3 ± 0.21	0.32
Average stent length (mm), mean ± SD	21.1 ± 2.3	22.6 ± 3.3	21.7 ± 2.5	0.13

BRS: Bioresorbable scaffolds; DES: Drug-eluting stents; TIMI: Thrombolysis in myocardial infarction.