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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)