All (n=52) | Preoperative group (n=24) | Postoperative group (n=28) | P value | |
Age, y (M±SD) | 61±10 | 64±10 | 59±9 | 0.101 |
Male, n (%) | 42 (80.8%) | 17 (70.8%) | 25 (89.3%) | 0.157 |
Hypertension, n (%) | 28 (54.8%) | 11 (45.8%) | 17 (60.7%) | 0.283 |
Diabetes mellitus, n (%) | 15 (28.8%) | 8 (33.3%) | 7 (25%) | 0.508 |
Temporary pacemaker,n (%) | 34 (65.4%) | 16 (66.7%) | 18 (64.3%) | 0.857 |
Vasopressor use, n (%) | 15 (28.8%) | 10 (41.7%) | 5 (17.9%) | 0.073 |
Presenting time from symptom onset, hours | 36 (24–48) | 36 (22–48) | 28 (24–66) | 0.912 |
Time to PCI from symptom onset, days | 6.0 (4.0–8.0) | 8.0 (6.0–9.0) | 4.0 (3.0–6.0) | 0.000 |
Time of AVB improvement from symptom onset, days | 5.0 (4.0–7.0) | 5.0 (4.0–6.0) | 5.5 (4.0–7.0) | 0.367 |
HR, bpm | 50 (45–60) | 51 (41–60) | 52 (45–60) | 0.741 |
SBP, mm Hg | 99.5 (90–110) | 94(84–110) | 101(91–112) | 0.185 |
DBP, mm Hg | 64.5 (54.5–71) | 64(53–71) | 66 (57–74) | 0.388 |
LVEF, % | 50 (45–60) | 53 (48–63) | 49 (44–59) | 0.181 |
NT-proBNP, pg/mL | 1880(1119–3925) | 2231(1091–4144)) | 1703(1149–3444) | 0.830 |
Troponin-T, ng/mL | 2.68 (2.08–4.96) | 2.40 (1.91–5.76) | 2.70 (2.19–4.95) | 0.682 |
Glycated hemoglobin, % | 5.8 (5.6–7.3) | 5.8 (5.6–6.7) | 5.9 (5.5–7.6) | 0.732 |
LDL-C, mmol/L | 2.02 (1.67–2.51) | 1.84 (1.51–2.27) | 2.32 (1.78–2.91) | 0.032 |
Creatinine, umol/L | 85.0 (67.8–110.3) | 87.0 (68.3–116.0) | 85.5 (66.8–108.8) | 0.662 |
Alanine transaminase, U/L | 45 (34–87) | 56(35–122) | 40(30–75) | 0.129 |
Total occlusion at culprit vessel, n (%) | 36 (69.2%) | 14 (58.3%) | 22 (78.6%) | 0.115 |
Number of vessels with >50% stenosis | ||||
Single vessel | 8 | 4 | 4 | |
Two vessels | 13 | 9 | 4 | |
Three vessels | 31 | 11 | 20 | |
Discharge medications | ||||
β blocker use, n (%) | 21 (40.4%) | 15 (62.5%) | 6 (21.4%) | 0.003 |
ACEI/ARB use, n (%) | 35 (67.3%) | 16 (66.7%) | 19 (67.9%) | 0.927 |
ACEI, ACE inhibitor; ARB, angiotensin receptor blocker; AVB, atrioventricular block; bpm, beat per minute; DBP, diastolic blood pressure (on admision); HR, heart rate (on admision); LDL-C, low-density lipoprotein cholesterol; LVEF, left ventricular ejection fraction; NT-proBNP, N-terminal pro brain natriuretic peptide; PCI, percutaneous coronary intervention; SBP, systolic blood pressure (on admision).