Table 2: Angiographic and procedural characteristics according to SRI subgroups.
|
All Patients (N=305) |
G1 (N=45) |
G2 (N=30) |
G3 (N=43) |
G4 (N=187) |
Coronarystatus, n (%) |
|
*
|
**
|
***
|
|
Single VD |
159 (52.1)
|
5 (11.1)
|
4 (13.4)
|
9 (20.9)
|
141 (75.4)
|
2-VD |
101 (33.1)
|
21 (46.6)
|
13 (43.3)
|
23 (53.4)
|
44 (23.5)
|
3-VD |
45 (14.8) |
19 (42.3) |
13 (43.3) |
11 (25.7) |
2 (1.1) |
ISR, n (%) |
31 (10.2) |
3 (6.7) |
1 (3.3) |
5 (11.6) |
22 (11.8) |
LM disease, n (%) |
17 (5.6) |
3 (6.6) |
1 (3.3) |
6 (13.9) *** |
7 (2.3) |
CTO, n (%) |
29 (9.5) |
12 (26.6) * |
3 (10) ** |
4 (9) |
10 (3) |
Number of stents, mean ± SD |
1.3 ± 0.9 |
1.2 ± 0.6 |
1.1 ± 0.33 |
1.4 ± 0.8 |
1.3 ± 1 |
Length of stents, mm, mean ± SD |
31.2 ± 17.5 |
27.5 ± 18.3 |
31.7 ± 10.8 |
37.3 ± 16.8 |
30.5 ± 18 |
Type of PCI, n (%) |
|
|
|
|
|
DEB |
31 (10.2)
|
5 (11.1)
|
2 (6.7)
|
2 (4.6)
|
22 (11.8)
|
Only BMS |
40 (13.1)
|
8 (17.7)
|
1 (3.3)
|
7 (16.3)
|
24 (12.8)
|
BMS/DES |
27 (8.8)
|
2 (4.4)
|
1 (3.3)
|
3 (7)
|
21 (11.2)
|
Only DES |
207 (67.9)
|
30 (66.8)
|
26 (86.6)
|
31 (72.1)
|
120 (64.2)
|
Abbreviations: BMS = Bare metal stent; CTO = Chronic total occlusion; DEB = Drug eluting balloon; DES = Drug eluting stent; ISR = Intra-stent restenosis; LM = Left main; PCI = Percutaneous coronary intervention; VD = Vessel disease. * G1 vs. G4, P < 0.05; ** G2 vs. G4, P < 0.05; *** G3 vs. G4, P < 0.05.