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Table 2 Echocardiographic parameters and clinical outcomes for all patients and stratified by myocardial injury

From: Association between left ventricular systolic function parameters and myocardial injury, organ failure and mortality in patients with septic shock

 

All n = 152

No myocardial injury n = 76

Myocardial injury n = 76

p

LVEF

% (IQR), n = 127

50 (41–57)

51 (45–58)

48 (38–55)

0.09

cm/s (IQR), n = 80

8.3 (6.5–10.6)

9.5 (7.3–11.4)

8.0 (6.4–9.5)

0.09

LVLS

% (IQR), n = 107

 − 13.0 (− 16.4 to − 10.0)

 − 14.2 (− 17.4 to − 10.8)

 − 12.4 (-14.4 to − 9.3)

0.02

MAPSE

mm (IQR), n = 122

9 (8–12)

11 (8–13)

9 (6–10)

 < 0.001

LV-LWFS

% (IQR), n = 121

10.5 (8.6–12.6)

11.6 (9.4–14.0)

10.0 (7.4–11.7)

 < 0.001

ICU-free days

(IQR)

21 (0–27)

22 (6–27)

18 (0–26)

0.07

Vasopressors/inotropes-free days (IQR)

26 (7–28)

27 (16–28)

24 (0–28)

0.06

Mechanical ventilation-free days (IQR)

23 (0–30)

25 (8–30)

22 (0–30)

0.19

CRRT in ICU

n (%)

46 (31)

18 (26)

26 (35)

0.24

CRRT-free days

(IQR)

30 (14–30)

30 (20–30)

27 (0–30)

0.04

Organ support-free days

(IQR)

23 (0–28)

24 (7–28)

21 (0–28)

0.13

ICU mortality

n (%)

28 (18)

10 (14)

16 (21)

0.27

30-day mortality

n (%)

32 (21)

12 (17)

18 (24)

0.31

  1. Myocardial injury defined as high-sensitivity troponin T ≥ 45 ng/L on ICU admission
  2. LVEF: left ventricular ejection fraction. s´: peak systolic tissue Doppler velocity measured at the mitral annulus. LVLS: left ventricular longitudinal strain. MAPSE: mitral annular plane systolic excursion. LV-LWFS: left ventricular longitudinal wall fractional shortening. CRRT: continuous renal replacement therapy