Characteristics | Whole (n = 149) | SS ≤ 22 (n = 96) | SS > 22 (n = 53) | p-value |
---|---|---|---|---|
Age (years) | 59.89 ± 10.86 | 58.32 ± 11.47 | 62.72 ± 9.09 | 0.011 |
Male | 108 (72.5) | 68 (70.8) | 40 (75.5) | 0.572 |
BMI (kg/m2) | 25.78 ± 3.42 | 26.25 ± 3.62 | 24.92 ± 2.86 | 0.023 |
Hypertension | 64 (43.0) | 45 (46.9) | 19 (35.8) | 0.228 |
Smoking | 91 (61.1) | 56 (58.3) | 35 (66.0) | 0.385 |
Hyperlipidemia | 17 (11.4) | 11 (11.5) | 6 (11.3) | 1.0 |
Diabetes | 35 (23.5) | 21 (21.9) | 14 (26.4) | 0.550 |
Initial heart rate | 76.79 ± 13.35 | 76.53 ± 11.69 | 77.27 ± 16.07 | 0.645 |
GRACE score | 109.97 ± 22.73 | 107.32 ± 22.81 | 114.75 ± 22.06 | 0.089 |
CRUSADE score | 18.0 (9.0,24.0) | 15.0 (9.0,22.0) | 18.5 (12.8,29.3) | 0.056 |
Procedural data for the patients | ||||
Time of pain to door | Â | Â | Â | Â |
  ≤ 6 h | 99 (66.4) | 60 (62.5) | 39 (73.6) | 0.206 |
  > 6 h | 50 (33.6) | 36 (37.5) | 14 (26.4) | |
Time of door to reperfusion/angiography only (h) | 1.17 (0.68,80.91) | 1.23 (0.69,10.10) | 0.98 (0.63,234.73) | 0.830 |
Time of pain to reperfusion/ angiography only (h) | 7.05 (4.44,95.91) | 7.33 (4.68,23.39) | 6.22 (4.27,246.73) | 0.629 |
Culprit lesion | Â | Â | Â | Â |
 LAD | 60 (40.3) | 37 (38.5) | 23 (43.4) | 0.603 |
 Non-LAD | 89 (59.7) | 59 (61.5) | 30 (56.6) | |
No. of diseased vessels | Â | Â | Â | Â |
 0 | 4 (2.7) | 4 (4.2) | 0 (0) |  < 0.001 |
 1 | 54 (36.2) | 51 (53.1) | 3 (5.7) | |
 2 | 45 (30.2) | 29 (30.2) | 16 (30.2) | |
 3 | 46 (30.9) | 12 (12.5) | 34 (64.2) | |
Initial TIMI flow grade | Â | Â | Â | Â |
 0–1 | 93 (62.4) | 52 (54.2) | 41 (77.4) | 0.008 |
 2–3 | 56 (37.6) | 44 (45.8) | 12 (22.6) | |
Initial TIMI thrombus grade | Â | Â | Â | Â |
 0–3 | 56 (37.6) | 45 (46.9) | 11 (20.8) | 0.002 |
 4–5 | 93 (62.4) | 51 (53.1) | 42 (79.2) | |
Final TIMI flow grade | Â | Â | Â | Â |
 0/1 | 9 (6.0) | 5 (5.2) | 4 (7.5) | 0.721 |
 2/3 | 140 (94.0) | 91 (94.8) | 49 (92.5) | |
Post-dilatation in patients with stent implanting | Â | Â | Â | Â |
 Yes | 86 (81.9) | 57 (81.4) | 29 (82.9) | 0.858 |
 No | 19 (18.1) | 13 (18.6) | 6 (17.1) | |
Mode of reperfusion (n, %) | Â | Â | Â | Â |
 Balloon angioplasty | 29 (19.5) | 17 (17.7) | 12 (22.6) | 0.675 |
 PCI with stent | 105 (70.5) | 70 (72.9) | 35 (66.0) | |
 Angiography only | 15 (10.1) | 9 (9.4) | 6 (11.3) | |
Laboratory data | Â | Â | Â | Â |
 Creatinine clearance rate ( mL/min) | 102.24 (77.99,123.64) | 111.12 (79.81,127.97) | 92.11 (72.60,108.06) | 0.016 |
 cTnI (ng/ml) | 0.32 (0.03,4.08) | 0.35 (0.06,5.81) | 0.18 (0.03,2.27) | 0.207 |
 WBC (109/L) | 10.51 ± 3.62 | 10.64 ± 3.69 | 10.27 ± 3.53 | 0.566 |
 AST (U/L) | 29.35 (19.03,61.88) | 31.70 (19.85,67.0) | 26.80 (18.60,55.20) | 0.378 |
 CK (U/L) | 176.0 (108.5,579.0) | 218.0 (110.75,616.0) | 158.0 (96.0,558.25) | 0.337 |
 CKMB (U/L) | 25.55 (16.13,75.90) | 25.85 (16.33,61.68) | 24.5 (16.0,83.90) | 0.821 |
 LDL ( mmol/L) | 2.96 ± 0.85 | 2.89 ± 0.76 | 3.07 ± 0.99 | 0.272 |
 APOA (g/L) | 1.06 ± 0.22 | 1.06 ± 0.22 | 1.05 ± 0.21 | 0.704 |
 APOB (g/L) | 0.99 ± 0.26 | 0.96 ± 0.22 | 1.06 ± 0.30 | 0.038 |
Medication | Â | Â | Â | Â |
 Aspirin | 146 (98.0%) | 93 (96.9) | 53 (100.0) | 0.553 |
 Clopidogrel | 46 (30.9) | 33 (34.4) | 13 (24.5) | 0.358 |
 Ticagrelor | 101(67.8) | 62(64.6) | 39(73.6) | |
 No clopidogrel or ticagrelor | 2(1.3) | 1(1.0) | 1(1.9) | |
 Statin | 143(96.0) | 92(95.8) | 51(96.2) | 1.0 |
 Beta blocker | 86(57.7) | 56(58.3) | 30(56.6) | 0.864 |
 ACEI | 6(4.0) | 3(3.1) | 3(5.7) | 0.666 |
 ARB | 29(19.5) | 17(17.7) | 12(22.6) | 0.519 |