Variable

LVEF recovery
(n=17)

No LVEF recovery
(n=42)

 

P-value

Age (mean ± SD)

60.2 ± 3.4

63.1 ± 1.9

0.45

Sex, n (%)
Male
Female
African American race, n (%)
Past Medical History, n (%)
Hypertension
Diabetes Mellitus
Dyslipidemia
Myocardial infarction
Smoking
Congestive heart failure 
Obesity
Chronic kidney disease
Laboratory Values
Troponin I (peak in ng/dl ± SD)
CPK-MB (peak in mg/dl ± SD)
Electrocardiographic changes
Anterior infarction, n (%)
Inferior infarction, n (%)
ST segment resolution after PCI, n (%)
Reciprocal changes, n (%)
avR ST segment elevation, n (%)
Development of Q waves, n (%)
Highest ST segment elevation (in mm ± SD)
ST segment elevation sum (in mm ± SD)
Angiographic data
Number of stents placed (mean ± SD)
Left anterior descending artery stented, n (%)
Right coronary artery stented, n (%)
Circunflex artery stented, n (%)
Mean time to revascularization (in hrs ± SD) 
Mean time to peak Troponin I (in hrs ± SD)
Baseline ejection fraction (% ± SD)
Change in ejection fraction, n (%)
Incidence of cardiogenic shock, n (%)
Multivessel disease, n (%)
Mortality at one year (%) 


10 (59)
7 (41)
13 (76)

13 (76)
6 (35)
2 (11)
2 (11)
8 (47)
1 (5.9)
2 (12)
1 (5)

115 ± 33
2808 ± 63

12 (71)
5 (29)
14 (82)
13 (76)
0
8 (47)
4.24 ± 0.3
12.4 ± 1.5

1.24 ± 0.2
14 (82)
4 (23)
0
9.06 ± 2.4
21 ± 2.42
35 ± 2.06
+18.2% ± 8.5
2 (12)
6 (35)
0



25 (59)
17 (41)
34 (81)

29 (69)
21 (50)
16 (38)
15 (36)
27 (64)
5 (11)
6 (14)
7 (16)

181 ± 28
2899 ± 334

29 (69)
13 (31)
27 (64)
27 (64)
1 (2.7)
15 (36)
4.36 ± 0.28
10.3 ± 0.71

1.31 ± 0.13
28 (67)
6 (14)
10 (21)
8.17 ± 1.3
18 ± 1.53
30 ± 1.55
-3.5% ± 7.5
6 (14)
17 (40)
26%

 


0.96

0.12

0.56
0.30
0.04
0.06
0.22
0.48
0.79
0.27

0.19
0.89

0.90
0.90
0.17
0.36
0.52
0.41
0.80
0.17

0.75
0.22
0.39
0.02
0.72
0.19
0.04
0.0001
0.79
0.71
0.01

Table 1: Baseline characteristics of the two STEMI groups.