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Table 2 ECG location of STEMI, findings of coronary angiograms and results of primary percutaneous coronary interventions in all patients

From: Lower serum triglyceride level is a risk factor for in-hospital and late major adverse events in patients with ST-segment elevation myocardial infarction treated with primary percutaneous coronary intervention- a cohort study

 

Lower-TG group

High-TG group

P

N

163

84

 

ECG infarct area

   

  Anterior (%)

87 (53.4)

51 ( 60.7 )

0.334

  Inferior (%)

72 ( 44.2 )

33 ( 39.3 )

0.548

  True posterior (%)

2 ( 1.2 )

2 ( 2.4 )

0.607

  High lateral (%)

8 ( 4.9 )

4 ( 4.8 )

1.000

Severity of CAD

   

Number of diseased vessels

1.8±0.8

1.8±0.8

0.906

  SVD (%)

76 ( 46.6 )

37 ( 44.0 )

0.802

  DVD (%)

50 ( 30.7 )

30 ( 35.7 )

0.501

  TVD (%)

37 ( 22.7 )

17 ( 20.2 )

0.779

  LM involvement (%)

7 ( 4.3 )

1 ( 1.2 )

0.271

  Treated ( culprit ) vessel

   

  LM (%)

2 ( 1.2 )

1 ( 1.2 )

1.000

  LAD (%)

86 ( 52.8 )

51 ( 60.7 )

0.291

  LCx (%)

18 ( 11 )

6 ( 7.1 )

0.451

  RCA (%)

57 ( 35 )

28 ( 33.3 )

0.908

  Ramus medianus (%)

1 ( 0.6 )

0 ( 0 )

1.000

Door to balloon time, min

90.5±42.1

87.7±29

0.587

Interventions

   

  Balloon angioplasty (%)

161 ( 98.8 )

81 ( 96.4 )

0.341

  Thrombectomy

   

  Aspiration (%)

103 ( 63.2 )

55 ( 65.5 )

0.83

  Rheolytic (%)

3 ( 1.8 )

2 ( 2.4 )

1.000

  Stenting

   

  Nil (%)

15 ( 9.2 )

10 ( 11.9 )

0.657

  DES (%)

37 ( 22.7 )

21 ( 25.0 )

0.806

  BMS (%)

108 ( 66.3 )

52 ( 61.9 )

0.591

  DES+BMS (%)

3 ( 1.8 )

1 ( 1.2 )

1.000

  Final TIMI flow

   

  Grade 3 (%)

153 ( 93.9 )

82 ( 97.6 )

0.231

  Grade 2 (%)

10 ( 6.1 )

2 ( 2.4 )

0.231

  Grade 1/0 (%)

0 ( 0 )

0 ( 0 )

0

In-hospital outcome

   

  LVEF, %

43.8±10.9

46.9±9.5

0.031

  Cardiac markers

   

  Peak CK, mg/dl

2683.3±2451.8

2735.1±2676.8

0.897

  Complications

   

  New cardiogenic shock (%)

21 ( 12.9 )

6 ( 7.1 )

0.248

  Respiratory failure (%)

30 ( 18.4 )

8 ( 9.5 )

0.100

  Ventricular arrhythmia (%)

25 ( 15.3 )

8 ( 9.5 )

0.282

  New atrial fibrillation (%)

16 ( 9.8 )

3 ( 3.6 )

0.142

  Emergency CABG (%)

0 ( 0 )

2 ( 2.4 )

0.115

  In hospital Death* (%)

6 ( 3.7 )

0 ( 0 )

0.098

  1. *All were related with refractory heart failure, with 5 of them experiencing ventricular arrhythmia before death. BMS, bare-metal stent; CABG, coronary artery bypass grafting surgery; CAD, coronary artery disease; CK, creatinine kinase; DES, drug-eluting stent; DVD, double vessel disease; LAD, left anterior descending artery; LCx, left circumflex artery; LM, left main coronary artery; RCA, right coronary artery; SVD, single vessel disease; TIMI, thrombolysis in myocardial infarction; TVD, triple vessel disease.