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Annals of Intensive Care

Table 4 Echocardiographic variables stratified by acute myocardial injury

From: Incidence of acute myocardial injury and its association with left and right ventricular systolic dysfunction in critically ill COVID-19 patients

 

No acute myocardial injury

Acute myocardial injury

P value

LVEF

64.5 (58 to 71)

62 (52 to 66.5)

0.078

MAPSE avg

14 (12 to 14)

11 (8 to 12)

<0.001

MV S’ avg

5.9 (5.13 to 6.76)

6 (4.85 to 7.51)

0.652

LV GLS

−21.5 (−22.6 to −16.7)

−16.5 (−20.1 to −14.2)

0.069

VTI

20.2 (16.7 to 25.6)

18.3 (15.3 to 21.4)

0.126

TAPSE

21 (19.5 to 22.5)

18 (15.5 to 21.5)

0.011

FAC

50 (44 to 53)

45 (37 to 51)

0.095

RV:LV–EDA

0.55 (0.53 to 0.59)

0.52 (0.44 to 0.57)

0.110

RV FWS

−26 (−34.7 to −21.15)

−23 (−26.1 to −20.7)

0.105

TV S’

11 (8.6 to 12)

9.4 (8 to 12)

0.518

LV dysfunction

1 (11%)

14 (32%)

0.418

RV dysfunction

0 (0%)

13 (28%)

0.055

  1. All variables are given as median (IQR) or number (%) unless otherwise stated
  2. LVEF left ventricular ejection fraction, MV s’ mitral valve tissue colour doppler systolic velocity (average of septal and lateral measurements), MAPSE mitral annular plane systolic excursion, GLS global longitudinal strain, VTI velocity time integral measured at the left ventricular outflow tract, TAPSE tricuspid annular plane systolic excursion, FAC fractional area change, EDA end diastolic area, FWS free wall strain, TV s’ tricuspid valve tissue colour doppler systolic velocity (free wall)
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