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Table 2 Echocardiographic variables according to presence or absence of early CHF

From: Echocardiographic predictors of early in-hospital heart failure during first ST-elevation acute myocardial infarction: does myocardial performance index and left atrial volume improve diagnosis over conventional parameters of left ventricular function?

Echocardiographic data

CHF absent (n = 66)

CHF present (n = 29)

p

LVEF

0.51 ± 0.07

0.44 ± 0.07

< 0.001

WMSI

1.57 ± 0.31

1.91 ± 0.35

< 0.001

LVESVI (mL/m2)

18.4 ± 7.6

20.8 ± 8.7

0.18

LVEDVI (mL/m2)

37.3 ± 12.2

37.0 ± 11.0

0.88

LAVI (mL/m2)

18.7 ± 4.8

20.6 ± 5.7

0.10

E/A ratio

1.02 ± 0.35

0.99 ± 0.50

0.76

DT (ms)

210 ± 61.9

212.7 ± 66.8

0.85

DT ≤ 140 ms

4 (6.1%)

4 (13.8%)

0.24

Diastolic patterns

   

Normal

28 (42.4%)

5 (17.2%)

0.06

Abnormal relaxation

27 (40.9%)

14 (48.3%)

 

Pseudonormal

7 (10.6%)

6 (20.7%)

 

Restrictive

4 (6.1%)

4 (13.8%)

 

MPI

0.57 ± 0.14

0.65 ± 0.16

0.01

ET (ms)

262.3 ± 22.8

247.5 ± 31.8

0.03

IVCT (ms)

46.5 ± 24.2

49.5 ± 27.3

0.60

IVRT (ms)

102.0 ± 26.6

108.4 ± 29.4

0.29

  1. Legend: data expressed by mean ± dp or frequency (%); CHF: congestive heart failure; LVEF: left ventricular ejection fraction; WMSI: wall motion score index; LVESVI: left ventricular end systolic volume index; LVEDVI: left ventricular end diastolic volume index; LAVI: left atrial volume index; E/A:ratio of mitral E and A wave diastolic velocities; DT:deceleration time; MPI: myocardial performance index; ET: ejection time; IVCT: isovolumetric contraction time; IRVT: isovolumetric relaxation time; ms = miliseconds, ml/m2 = mililiters per square meter