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Table 3 Comparisons of the covariates after propensity score matching

From: Early diuretic use and mortality in critically ill patients with vasopressor support: a propensity score-matching analysis

Variables No diuretic use
(n = 1463)
Diuretic use
(n = 1463)
P
Age (years) 70.3 ± 11.9 69.9 ± 12.3 0.472
Weight (kg) 84.4 ± 23.1 84.9 ± 24.0 0.599
Diabetes mellitus, n (%) 514 (35.2) 535 (36.5) 0.418
Hypertension, n (%) 820 (53.5) 802 (54.8) 0.503
Cardiac disease, n (%) 829 (58.5) 842 (57.5) 0.627
AKI, n (%) 496 (34.1) 504 (34.4) 0.755
SOFA score on ICU admission, median (IQR) 6 (4–8) 6 (4–9) 0.999
Maximum white blood cell count (109/l) 17.0 ± 7.6 17.5 ± 9.9 0.198
Fluid intake (ml/kg/48 h) 94.1 ± 57.4 95.6 ± 55.7 0.483
Norepinephrine (mg/kg/48 h) 0.053 ± 0.139 0.052 ± 0.151 0.814
Dopamine (mg/kg/48 h) 0.782 ± 3.054 0.843 ± 3.665 0.623
Dobutamine (mg/kg/48 h) 0.193 ± 1.118 0.238 ± 1.789 0.411
Epinephrine (mg/kg/48 h) 0.008 ± 0.125 0.009 ± 0.084 0.676
Vasopressin (mg/kg/48 h) 0.071 ± 0.353 0.080 ± 0.359 0.495
Mechanical ventilation 1317 1317 1.000
Clinical outcomes
 Hospital mortality, n (%) 231 (15.6) 165 (11.2) < 0.001
 Urine output (ml/kg/48 h) 44.5 ± 28.6 51.3 ± 28.5 < 0.001
 Fluid balance (ml/kg/48 h) 35.3 ± 53.8 24.3 ± 58.1 < 0.001
 Mean MAP (mmHg) 74.5 ± 7.8 73.0 ± 7.1 < 0.001
  1. Values are shown as mean ± standard deviation unless otherwise indicated
  2. AKI acute kidney injury, ICU intensive care unit, IQR interquartile range, MAP mean arterial pressure, SOFA sequential organ failure assessment
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