Table 2. Angiographic and procedural characteristics according to NLR tertiles.
| Variables | Neutrophil-to-lymphocyte ratio | P value | |||
|---|---|---|---|---|---|
| < 1.87 (n = 248) | 1.87–4.90 (n = 248) | > 4.90 (n = 248) | |||
| Symptom onset-to-balloon (min) | 227 ± 359 | 447 ± 671 | 581 ± 680 | < 0.001 | |
| Door-to-balloon (min) | 74 ± 76 | 73 ± 44 | 72 ± 36 | 0.879 | |
| Culprit coronary artery | 0.746 | ||||
| Left anterior descending | 140 (57) | 134 (54) | 134 (54) | ||
| Left circumflex | 20 (8) | 22 (9) | 22 (9) | ||
| Right | 82 (33) | 87 (35) | 89 (36) | ||
| Left main | 6 (2) | 5 (2) | 3 (1) | ||
| Multivessel disease | 0.199 | ||||
| Two vessel disease | 77 (31) | 85 (34) | 73 (29) | ||
| Three vessel disease | 41 (17) | 44 (18) | 54 (22) | ||
| Multivessel PCI strategy | 0.603 | ||||
| One-stage | 37 (15) | 41 (17) | 40 (16) | ||
| Two-stage within admission | 29 (12) | 27 (11) | 33 (13) | ||
| Culprit only | 49 (20) | 55 (22) | 50 (20) | ||
| Aspiration thrombectomy | 92 (37) | 92 (37) | 86 (35) | 0.576 | |
| Use of intracoronary abciximab | 49 (20) | 60 (24) | 63 (25) | 0.136 | |
| Use of Temporary pacemaker | 39 (16) | 39 (16) | 38 (15) | 0.902 | |
| Use of intra-aortic balloon pump | 25 (10) | 33 (13) | 31 (13) | 0.407 | |
| Use of vasoactive medicines | 49 (20) | 44 (18) | 50 (20) | 0.909 | |
| Pre-PCI TIMI flow grade | 0.008 | ||||
| 0 | 128 (52) | 136 (55) | 165 (67) | ||
| 1 | 44 (18) | 37 (15) | 33 (13) | ||
| 2 | 61 (25) | 65 (26) | 32 (13) | ||
| 3 | 14 (6) | 10 (4) | 18 (7) | ||
| Post-PCI TIMI flow grade | 0.001 | ||||
| 0/1 | 4 (2) | 4 (2) | 10 (4) | ||
| 2 | 24 (10) | 33 (13) | 47 (19) | ||
| 3 | 219 (89) | 211 (85) | 191 (77) | ||
| No reflow | 41 (17) | 54 (22) | 71 (29) | 0.001 | |
PCI = percutaneous coronary intervention, TIMI = thrombolysis in myocardial infarction.