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Table 1 Patient characteristics

From: Left ventricular global function index assessed by cardiovascular magnetic resonance for the prediction of cardiovascular events in ST-elevation myocardial infarction

Variable

Total study

LVGFI ≥ median

LVGFI < median

p-value

N = 795

n = 397

n = 398

Age (years)

62 (51 – 71)

61 (51 – 70)

63 (51 – 71)

0.40

Male sex: n (%)

603 / 795 (76 %)

283 / 397 (71 %)

320 / 398 (80 %)

0.003

Cardiovascular risk factors: n (%)

    

 Current smoking

339 / 727 (47 %)

169 / 359 (47 %)

170 / 368 (46 %)

0.81

 Hypertension

540 / 792 (68 %)

256 / 394 (65 %)

284 / 398 (71 %)

0.05

 Hypercholesterolemia

304 / 787 (39 %)

152 / 391 (39 %)

152 / 396 (38 %)

0.88

 Diabetes mellitus

 

77 / 395 (20 %)

83 / 397 (21 %) 

0.62

BMI (kg/m2)

27.3 (24.9 – 30.3)

27.7 (24.9 – 30.4)

27.7 (24.8 – 30.3)

0.48

Previous infarction: n (%)

48 / 794 (6 %)

18 / 396 (5 %)

30 / 398 (8 %)

0.08

Anterior infarction: n (%)

363 / 758 (48 %)

127 / 377 (34 %)

236 / 381 (62 %)

<0.001

Times (min)

    

 Symptom-onset to PCI hospital admission

180 (109 – 310)

160 (100 – 285)

190 (116 – 346)

0.005

 Door-to-balloon-time

30 (22 – 42)

30 (22 – 42)

29 (22 – 42)

0.28

Killip-class on admission: n (%)

   

<0.001

 1

699 / 795 (88 %)

373 / 397 (94 %)

326 / 398 (82 %)

 

 2

59 / 795 (7 %)

15 / 397 (4 %)

44 / 398 (11 %)

 

 3

20 / 795 (3 %)

4 / 397 (1 %)

16 / 398 (4 %)

 

 4

17 / 795 (2 %)

5 / 397 (1 %)

12 / 398 (3 %)

 

Number of diseased vessels: n (%)

   

0.18

 1

422 / 795 (53 %)

225 / 397 (57 %)

197 / 398 (50 %)

 

 2

225 / 795 (28 %)

107 / 397 (27 %)

118 / 398 (30 %)

 

 3

148 / 795 (19 %)

65 / 397 (16 %)

83 / 398 (21 %)

 

Infarct related artery: n (%)

   

<0.001

 Left anterior descending

347 / 795 (44 %)

117 / 397 (30 %)

230 / 398 (58 %)

 

 Left circumflex

97 / 795 (12 %)

51 / 397 (13 %)

46 / 398 (12 %)

 

 Right coronary artery

344 / 795 (12 %)

227 / 397 (57 %)

117 / 398 (29 %)

 

 Left main

5 / 795 (1 %)

2 / 397 (1 %)

3 / 398 (1 %)

 

 Bypass graft

2 / 795 (<1 %)

0 / 397 (0 %)

2 / 398 (1 %)

 

TIMI-flow before PCI: n (%)

   

0.001

 TIMI-flow 0

445 / 795 (56 %)

204 / 397 (51 %)

241 / 398 (61 %)

 

 TIMI-flow I

104 / 795 (13 %)

46 / 397 (12 %)

58 / 398 (15 %)

 

 TIMI-flow II

129 / 795 (16 %)

70 / 397 (18 %)

59 / 398 (15 %)

 

 TIMI-flow III

117 / 795 (15 %)

77 / 397 (19 %)

40 / 398 (10 %)

 

Stent implanted: n (%)

777 / 795 (98 %)

388 / 397 (98 %)

389 / 398 (98 %)

0.94

Thrombectomy: n (%)

190 / 795 (24 %)

88 / 397 (22 %)

102 / 398 (26 %)

0.25

TIMI-flow post PCI: n (%)

   

0.12

 TIMI-flow 0

12 / 794 (2 %)

4 / 397 (1 %)

8 / 397 (2 %)

 

 TIMI-flow I

104 / 795 (13 %)

5 / 397 (1 %)

14 / 397 (4 %)

 

 TIMI-flow II

62 / 794 (8 %)

31 / 397 (8 %)

31 / 397 (8 %)

 

 TIMI-flow III

701 / 794 (88 %)

357 / 397 (90 %)

344 / 397 (87 %)

 

 TIMI-risk score

3 (2 – 5)

3 (2 – 4)

4 (2 – 5)

<0.001

ST-segment resolution

54 (21 – 78)

63 (28 – 81)

49 (14 – 72)

0.02

Intraaortic balloon pump: n (%)

35 / 795 (4 %)

10 / 397 (3 %)

25 / 398 (6 %)

0.01

Concomitant medications: n (%)

    

 ß-blockers

759 / 793 (96 %)

376 / 396 (95 %)

383 / 397 (97 %)

0.29

 ACE-inhibitors/AT-1-antagonist

754 / 793 (95 %)

378 / 396 (96 %)

376 / 397 (95 %)

0.63

 Aspirin

795 / 795 (100 %)

397 / 397 (100 %)

398 / 398 (100 %)

 

 Clopidogrel, prasugrel or both

775 / 77 % (100 %)

397 / 397 (100 %)

398 / 398 (100 %)

 

 Statins

752 / 793 (95 %)

382 / 396 (97 %)

370 / 397 (93 %)

0.04

 Aldosterone antagonist

49 / 393 (13 %)

15 / 396 (4 %)

76 / 397 (19 %)

<0.001

 Abciximab

748 / 794 (94 %)

370 / 397 (93 %)

378 / 397 (95 %)

0.91

  1. Continuous data are presented as median and interquartile range
  2. LVGFI = left ventricular global function index, ACE = angiotensin-converting enzyme, AT-1 = angiotensin1, BMI = body mass index, CABG = coronary artery bypass graft, CMR = cardiovascular magnetic resonance, IQR = interquartile range, Med = Median, PCI = primary percutaneous coronary intervention, TIMI = Thrombolysis in Myocardial Infarction