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Table 3 Mixed-effects model results showing the relationship between emergency department Sequential Organ Failure Assessment Score and marginal mean of echocardiography parameters

From: Increasing illness severity is associated with global myocardial dysfunction in the first 24 hours of sepsis admission

 

ED SOFA score

Parameter estimate

95% CI

Percent residual variation not explained by within-subject effects

Number of observations included (%)

Echocardiography measure

    

 LVEF (%)

− 1.84

− 2.88 to − 0.80

59.5

185 (84)

 TAPSE (mm)

− 0.72

− 1.2 to − 0.50

39.6

103 (47)

 GLS (%)

0.30

− 0.01 to 0.61

84.3

85 (39)

 Lateral e′(cm)

− 0.04

− 0.1 to − 0.02

31.2

147 (67)

 Septal e′ (cm)

− 0.04

− 0.05 to − 0.01

53.0

149 (68)

 Average e′ (cm)

− 0.04

− 0.10 to − 0.01

52.2

139 (63)

 Lateral E/e′

0.98

0.29 to 1.67

71.3

126 (58)

 Septal E/e′

1.28

0.44 to 2.11

73.1

126 (58)

 Average E/e′

1.13

0.37 to 1.88

75.0

126 (58)

  1. Each row represents a single linear mixed-effects model with the outcome being repeated measures (at 0, 3 and 24 h) of the cardiac function parameters listed in column 1 and the parameter estimate for ED SOFA score (covariate parameter estimates not shown)
  2. LVEF left-ventricular ejection fraction; TAPSE tricuspid annular plan systolic excursion; GLS global longitudinal strain; e′ mitral annular velocity; E/e trans-mitral inflow velocity/mitral annular velocity ratio