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Table 2 Patients’ clinical and catheterization data in each group

From: Association between age and infection in patients with acute ST-elevation myocardial infarction

  YP (n = 60) OP (n = 80) p*
Male (%) 52 (86.7) 55 (68.8) 0.016
Age, years 45 (38–48) 59 (55–65) < 0.0001
Diabetes mellitus (%) 12 (20) 31 (38.8) 0.026
Hypertension (%) 9 (15) 19 (23.8) 0.3
Smoking (%) 42 (70) 45 (56.3) 0.12
Hyperlipidemia (%) 17 (28.3) 2 (2.5) < 0.001
Family history (%) 28 (46.7) 11 (13.8) < 0.001
Chest pain duration, h 5 (3–7) 6 (3–9) 0.4
Ejection fraction (%) 50 (45.3–55.8) 50 (47.0–45.8) 0.4
CK-max, IU/L 2200 (1345–3234) 2168 (1464–3340) 0.6
CK-MB, μg/L 275 (201–393) 259 (200–379) 0.7
WBCs, cell/μL 8600 (5625–13175) 7580 (5805–10,200) 0.09
Door to balloon, min 35 (30–45) 35 (30–43) 0.6
Infarct related artery (%)    0.6
 LAD 37 (61.7) 44 (55)  
 LCX 6 (10) 7 (8.8)  
 RCA 17 (28.3) 29 (36.3)  
Diseased vessels/patients (%) 2 (1–2) 2 (1–3) 0.28
Reference vessel, mm 3 (3–3.4) 3.25 (2.8–3.5) 0.15
Lesion length, mm 24.57 ± 7.91 27.56 ± 6.93 0.02
Ectatic vessel (%) 9 (15) 3 (3.8) 0.03
Thrombus grading (%)    0.28
 5 35 (58.3) 52 (65)  
 4 21 (35) 20 (25)  
 < 4 4 (6.7) 8 (10)  
Preintervention TIMI flow (%)    0.9
 ≤ 1 55 (91.7) 74 (92.5)  
 > 1 5 (8.3) 6 (7.5)  
Intervention method (%)    0.02
 Aspiration 3 (5) 2 (2.5)  
 POBA 7 (11.7) 1 (1.3)  
 Stenting 50 (83.3) 77 (96.3)  
Stent type (%)    0.8
 DES 13 (26) 18 (23.4)  
 BMS 37 (74) 59 (76.6)  
Stent length, mm 25 (20–33) 30 (24–38) 0.04
Stent deployment pressure, atm 14 (12–16) 14 (12–16) 0.6
Postintervention TIMI flow (%)    0.5
 3 57 (95) 75 (93.8)  
 < 3 3 (5) 5 (6.2)  
GPIIb/IIIa inhibitors (%) 28 (46.7) 36 (45) 0.9
ST-segment resolution (%) 45 (75) 59 (73.8) 0.9
  1. Data presented as number (%), median (IQR), or mean ± SD
  2. BMS bare metal stent, DES drug-eluting stent, GP IIb/IIIa glycoprotein IIb/IIIa, LAD left anterior descending branch, LCX left circumflex branch, OP old patients group, POBA plain old balloon angioplasty, RCA right coronary artery, TIMI thrombolysis in myocardial infarction, YP young patients group
  3. *YP versus OP