TABLE 1.
STEMI patients' characteristics
| Items | STEMI patients (N = 373) |
|---|---|
| Demographics | |
| Age (years), mean ± SD | 61.9 ± 10.4 |
| Gender, n (%) | |
| Female | 95 (25.5) |
| Male | 278 (74.5) |
| BMI (kg/m2), mean ± SD | 24.6 ± 3.3 |
| Current smoker, n (%) | 145 (38.9) |
| Medical history | |
| History of hypertension, n (%) | 258 (69.2) |
| History of hyperlipidemia, n (%) | 168 (45.0) |
| History of DM, n (%) | 96 (25.7) |
| Laboratory findings | |
| WBC (109/L), median (IQR) | 10.0 (7.6–12.7) |
| FBG (mmol/L), median (IQR) | 5.2 (4.4–6.3) |
| Scr (μmol/L), median (IQR) | 84.6 (73.6–100.4) |
| TG (mmol/L), median (IQR) | 1.8 (1.0–2.5) |
| TC (mmol/L), median (IQR) | 4.6 (3.8–5.4) |
| LDL‐C (mmol/L), median (IQR) | 3.1 (2.3–3.9) |
| HDL‐C (mmol/L), median (IQR) | 1.0 (0.9–1.2) |
| CRP (mg/L), median (IQR) | 4.7 (3.2–6.3) |
| cTnI (ng/ml), median (IQR) | 4.4 (3.0–6.30) |
| CK‐MB (ng/ml), median (IQR) | 32.5 (18.3–53.9) |
| Disease features | |
| Symptom‐to‐balloon time (min), median (IQR) | 190.0 (140.0–280.0) |
| Infarct size a (%), median (IQR) | 23.0 (17.0–29.0) |
| Culprit lesion, n (%) | |
| Left anterior descending artery | 159 (42.6) |
| Left circumflex artery | 75 (20.1) |
| Right coronary artery | 139 (37.3) |
| Multivessel disease, n (%) | 158 (42.4) |
| Treatment information | |
| Thrombus aspiration, n (%) | 82 (22.0) |
| Number of implanted stents, n (%) | |
| 1 | 285 (76.4) |
| 2 | 88 (23.6) |
| Type of stent, n (%) | |
| Sirolimus‐eluting stent | 253 (67.8) |
| Everolimus‐eluting stent | 120 (32.2) |
| Stent diameter (mm), median (IQR) | 3.0 (3.0–3.5) |
| Total stent length (mm), median (IQR) | 33.0 (23.0–38.0) |
Abbreviations: BMI, body mass index; CK‐MB, creatine kinase‐myocardial band; CRP, C‐reactive protein; cTnI, cardiac troponin I; DM, diabetes mellitus; FBG, fasting blood glucose; HDL‐C, high‐density lipoprotein cholesterol; IQR, interquartile range; LDL‐C, low‐density lipoprotein cholesterol; Scr, serum creatinine; SD, standard deviation; STEMI, ST‐segment elevation myocardial infarction; TC, total cholesterol; TG, triglyceride; WBC, white blood cell.
a
Evaluated on the second or third day after PCI.