Table 5 Angiographic data and primary PCI procedure of the propensity-matched population
Variables | Suboptimal flow (n = 214) | Optimal flow (n = 214) | P value |
|---|---|---|---|
Left main involvement, n (%) | 24 (11.2) | 15 (7) | 0.188 |
Number of diseased vessels, n (%) | |||
One | 68 (31.8) | 73 (34.1) | |
Two | 79 (36.9) | 71 (33.2) | 0.865 |
Three | 67 (31.3) | 70 (32.7) | |
LAD lesion location, n (%) | |||
Proximal | 166 (77.6) | 178 (83.2) | |
Mid | 44 (20.6) | 36 (16.8) | 0.082 |
Distal | 4 (1.9) | 0 (0) | |
Thrombus burden grade 4, n (%) | 60 (28) | 60 (28) | 1.0 |
Moderate/severe calcification, n (%) | 22 (10.3) | 33 (15.4) | 0.161 |
Initial TIMI ≤1, n (%) | 178 (83.2) | 165 (77.1) | 0.118 |
Approach, n (%) | |||
Radial | 207 (96.7) | 203 (94.9) | 0.335 |
Femoral | 7 (3.3) | 11 (5.1) | |
Stents, n (%) | |||
PTCA | 0 (0) | 0 (0) | |
One | 123 (57.5) | 133 (62.1) | 0.241 |
Two | 83 (38.8) | 76 (35.5) | |
Three | 8 (3.7) | 5 (2.3) | |
Total Stent length, mm | 39.99 ± 17.28 | 37.53 ± 14.97 | 0.106 |
Mean stent diameter, mm | 3.03 ± 0.36 | 3.06 ± 0.37 | 0.512 |
Bifurcation stenting, n (%) | 2 (0.9) | 2 (0.9) | 1.0 |
P2Y12 inhibitor, n (%) | |||
Clopidogrel | 154 (72.0) | 153 (71.5) | 0.915 |
Ticagrelor | 60 (28.0) | 61 (28.5) | |
Thrombus Aspiration, n (%) | 64 (29.9) | 77 (36.0) | 0.208 |
IABP, n (%) | 24 (11.2) | 20 (9.3) | 0.635 |