Table 2 Angiographic and procedural characteristics in the study population
Variable | NHR < 5.74 | NHR ≥ 5.74 | P | MHR < 0.67 | MHR ≥ 0.67 | P | LDL-C/HDL-C < 3.57 | LDL-C/HDL-C ≥ 3.57 | P |
|---|---|---|---|---|---|---|---|---|---|
n = 249 | n = 279 | n = 367 | n = 161 | n = 439 | n = 89 | ||||
Culprit vessel, n (%) | |||||||||
 LAD | 175 (70.28%) | 216 (77.42%) | 0.062 | 273 (74.39%) | 118 (73.29%) | < 0.001 | 325 (74.03%) | 66 (74.16%) | 0.980 |
 LCX | 128 (51.41%) | 160 (57.35%) | 0.171 | 193 (52.59%) | 95 (59.01%) | 0.173 | 234 (53.30%) | 54 (60.67%) | 0.203 |
 RCA | 130 (52.21%) | 167 (59.86%) | 0.077 | 209 (56.95%) | 88 (54.66%) | 0.625 | 245 (55.81%) | 52 (58.43%) | 0.650 |
No. of diseased vessels, n (%) |  |  | < 0.001 |  |  | < 0.001 |  |  | < 0.001 |
 1 | 55 (22.09%) | 67 (24.01%) |  | 95 (25.89%) | 27 (16.77%) |  | 105 (23.92%) | 17 (19.10%) |  |
 2 | 60 (24.10%) | 70 (25.09%) |  | 86 (23.43%) | 44 (27.33%) |  | 105 (23.92%) | 25 (28.09%) |  |
 3 | 87 (34.94%) | 112 (40.14%) |  | 137 (37.33%) | 62 (38.51%) |  | 163 (37.13%) | 35 (39.33%) |  |
Onset to reperfusion time, h | 16.43 ± 0.56 | 12.95 ± 0.54 | < 0.001 | 14.66 ± 0.46 | 14.45 ± 0.75 | 0.698 | 14.67 ± 0.43 | 14.24 ± 0.98 | 0.443 |
Tirofiban use, n (%) | 170 (68.27%) | 213 (76.34%) | 0.038 | 276 (75.20%) | 107 (66.46%) | 0.038 | 321 (73.12%) | 62 (69.66%) | 0.505 |
Stent use, n (%) | 146 (58.63%) | 189 (67.74%) | 0.030 | 242 (65.94%) | 93 (57.76%) | 0.072 | 279 (63.55%) | 55 (61.80%) | 0.754 |
Use of thrombus aspiration, n (%) | 8 (3.21%) | 29 (10.39%) | 0.001 | 30 (8.17%) | 8 (4.97%) | 0.189 | 30 (6.83%) | 7 (7.87%) | 0.728 |
Multi-vessel PCI therapy, n (%) | 201 (80.72%) | 249 (89.25%) | 0.006 | 317 (86.38%) | 133 (82.61%) | 0.261 | 373 (84.97%) | 77 (86.52%) | 0.707 |
CABG therapy, n (%) | 21 (8.43%) | 17 (6.09%) | 0.299 | 25 (6.81%) | 14 (8.70%) | 0.446 | 29 (6.61%) | 9 (10.11%) | 0.243 |
Preprocedural TIMI grade, n (%): |  |  | < 0.001 |  |  | < 0.001 |  |  | < 0.001 |
 0 | 118 (47.39%) | 181 (64.87%) |  | 206 (56.13%) | 93 (57.76%) |  | 242 (55.13%) | 58 (65.17%) |  |
 1 | 73 (29.32%) | 64 (22.94%) |  | 101 (27.52%) | 36 (22.36%) |  | 119 (27.11%) | 18 (20.22%) |  |
 2 | 9 (3.61%) | 3 (1.08%) |  | 10 (2.72%) | 3 (1.86%) |  | 11 (2.51%) | 1 (1.12%) |  |
 3 | 0 (0.00%) | 1 (0.36%) |  | 0 (0.00%) | 1 (0.62%) |  | 1 (0.23%) | 0 (0.00%) |  |
Postprocedural TIMI grade, n (%): |  |  | < 0.001 |  |  | < 0.001 |  |  | < 0.001 |
 0 | 31 (12.45%) | 34 (12.19%) |  | 93 (25.34%) | 50 (31.06%) |  | 50 (11.39%) | 16 (17.98%) |  |
 1 | 14 (5.62%) | 18 (6.45%) |  | 22 (5.99%) | 10 (6.21%) |  | 27 (6.15%) | 5 (5.62%) |  |
 2 | 8 (3.21%) | 7 (2.51%) |  | 12 (3.27%) | 3 (1.86%) |  | 15 (3.42%) | 0 (0.00%) |  |
 3 | 148 (59.44%) | 189 (67.74%) |  | 240 (65.40%) | 98 (60.87%) |  | 281 (64.01%) | 56 (62.92%) |  |
Gensini score | 70.92 ± 3.61 | 84.78 ± 3.35 | 0.003 | 78.60 ± 3.06 | 77.43 ± 4.13 | 0.662 | 75.45 ± 2.66 | 92.03 ± 6.34 | 0.005 |