Table 1

Characteristics of patients with STEMI

CharacteristicTotal
(n=1232)
Survival
(90.2%, n=1112)
Dead
(9.7%, n=120)
P value
Age, median (IQR)73 (63–81)72 (62–81)81 (72–87)<0.001
Sex male, n (%)884 (71.7)809 (72.7)75 (62.5)0.023
Hypertension, n (%)819 (66.5)748 (67.3)71 (59.6)0.092
Diabetes, n (%)427 (34.7)378 (34.0)49 (41.1)0.16
Dyslipidaemia, n (%)614 (49.9)568 (51.1)46 (38.6)0.010
Smoking, n (%)616 (50.0)580 (52.2)36 (30.2)<0.001
MI history, n (%)62 (5.0)54 (4.8)8 (6.6)0.52
CVD history, n (%)210 (17.0)183 (16.4)27 (22.5)0.12
Killip, n (%)
 1839 (73.2)809 (75.8)30 (37.9)<0.001
 2164 (14.3)147 (13.7)17 (21.5)0.88
 358 (5.0)45 (4.2)13 (16.4)0.0018
 484 (7.3)65 (6.0)19 (24.0)<0.001
BPs, median (IQR)134 (110–156)137 (115–158)100 (0–125)<0.001
HR, median (IQR)77 (63–92)77 (64.75–91)73 (35–101.5)<0.001
WCC, median (IQR)9500 (7518–12 000)9300 (7500–11 800)10 645 (8648–13 972)<0.001
Hb, median (IQR)13.9 (12.5–15.3)14.1 (12.7–15.4)12.7 (10.6–14.2)<0.001
BS, median (IQR)160 (127–216)157 (126–206)221 (149–294)<0.001
Cr, median (IQR)0.94 (0.77–1.16)0.92 (0.76–1.12)1.14 (0.9–1.4)<0.001
CRP, median (IQR)0.16 (0.080–0.50)0.15 (0.080–0.44)0.45 (0.10–1.7)<0.001
Cardiac enzyme positive, n (%)1182 (95.9)1071 (96.3)111 (92.5)0.052
Troponin T, median (IQR)108 (20–758)93 (19–717)346 (89–1308)0.14
Troponin I, median (IQR)319 (40–5954)286 (38–4642)1831 (85-9,967)0.030
Max CPK, median (IQR)1664 (714-3,209)1602 (707-3,050)2514 (1,026-5,110)<0.001
Max CK-MB, median (IQR)124 (44–283)119 (44–265)197 (63–426)0.0091
Grace risk score, median (IQR)167 (141–193)163 (140–186)213 (188–237)<0.001
TIMI pre, n (%)
 0709 (59.5)634 (59.0)75 (64.1)0.29
 1151 (12.6)130 (12.1)21 (17.9)0.089
 2177 (14.8)164 (15.2)13 (11.1)0.30
 3153 (12.8)145 (13.5)8 (6.8)0.062
Culprit vessel, n (%)
 RCA469 (38.1)437 (39.3)32 (26.8)0.0090
 LAD574 (46.7)511 (46.0)63 (52.9)0.20
 LCX100 (8.1)95 (8.5)5 (4.2)0.13
 LMT18 (1.4)12 (1.0)6 (5.0)0.0052
 Multiple vessels31 (2.5)22 (1.9)9 (7.5)0.0018
 Others37 (3.0)33 (2.9)4 (3.3)0.77
Primary PCI, n (%)1166 (94.7)1056 (94.9)110 (92.4)0.19
CABG, n (%)13 (1.0)12 (1.0)1 (0.83)1.0
Cardiac arrest on arrival, n (%)61 (4.9)31 (2.7)30 (25)<0.001
Cause of death
 CV death, n (%)88 (7.1)88 (73.3)
 Non-CV death, n (%)32 (2.5)32 (26.6)
  • Categorical values represented as numbers (%) and numerical values as median (IQR).

  • BPs, systolic blood pressure; BS, blood sugar; CABG, coronary artery bypass grafting; CPK, creatine phosphokinase; Cr, creatinine; CRP, C-reactive protein; CVD, cardiovascular disease; Hb, haemoglobin; HD, haemodialysis; LAD, left anterior descending artery; LCX, left circumflex; LMT, left main trunk; MI, myocardial infarction; PCI, percutaneous coronary intervention; RCA, right coronary artery; STEMI, ST-elevation acute myocardial infarction; TIMI score, Thrombolysis in Myocardial Infarction score; WCC, white cell count.