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Table 1 Demographic characteristics, morbidity and mortality data of cardiac monitor and standard monitored patients

From: Calibrated cardiac output monitoring versus standard care for fluid management in the shocked ICU patient: a pilot randomised controlled trial

Variable All patients (n = 80) Standard (43) Cardiac monitor (37) p value
Demographics
 Age (years)* 64.41 (56–72) 65.81 (58–72) 62.78 (52–72) 0.437
 Sex (male, n) 49 (61) 26 (61) 23 (62) 0.880
 Weight (kg)* 88.00 (75–101) 85.14 (74–96) 91.23 (75–107) 0.478
Past medical history
 Chronic renal failure (n) 7 (9) 4 (9) 3 (8)1 1.000
 Congestive heart failure (n) 4 (5) 3 (7) 1 (3) 0.630
Type of shock
 Septic shock (n) 58 (73) 32 (74) 26 (70) 0.618
 Cardiogenic shock (n) 14 (17) 6 (43) 8 (57) 0.368
 Other causes of shock/undetermined (n) 8 (10) 5 (12) 3 (8) 0.601
Biochemistry/haemodynamics
 MAP at time of enrolment (mmHg) 64.54 ± 6.2 64.81 ± 5.4 64.21 ± 7.1 0.671
 Bicarbonate (mmol/l) 18.63 ± 5.7 19.6 ± 4.8 18.3 ± 5.4 0.273
 Base excess (mEq/l) − 6.89 ± 6.0 − 5.8 ± 5.9 − 7.43 ± 5.9 0.228
 Bilirubin (mol/l)* 13 (8–18) 12 (5–19) 12 (1–23) 0.702
 Haemoglobin (g/l) 111.95 ± 20.9 113.3 ± 25.1 114.1 ± 26.3 0.885
 Platelets (×109/l) 214.53 ± 155.5 184.0 ± 101.3 209.2 ± 133.4 0.340
 Blood sugar level (mmol/l) 9.26 ± 4.6 8.3 ± 4 9.5 ± 5.2 0.268
 Creatinine (mol/l)* 130 (55–205) 125 (55–195) 143 (75–211) 0.969
Morbidity/mortality
 24-h MAP (mmHg) 72.10 ± 11.0 73.00 ± 9.8 71.25 ± 12.2 0.492
 48-h MAP (mmHg) 76.73 ± 15.0 74.64 ± 14.8 78.73 ± 15.1 0.355
 72-h MAP (mmHg) 75.29 ± 10.9 71.15 ± 8.8 79.14 ± 11.6 0.056
 Day 1 lactate (mmol/l)* 2.35 2.20 2.60 0.896
 Day 2 lactate (mmol/l)* 1.50 1.50 1.60 0.456
 Day 3 lactate (mmol/l)* 1.30 1.30 1.20 0.346
 Ventilated (n) 51 (64%) 26 (70%) 25 (58%) 0.260
 ICU stay (days)* 9.71 (5–13) 9.40 (6–12) 10.08 (6–14) 0.799
 Patients requiring dialysis (n) 17 (21) 6 (14) 11 (30) 0.085
 Death (n) 23 (29) 11 (26) 12 (32) 0.622
  1. Results for normal distributed data given as mean ± standard deviation or frequency (percentage). *Non-normally distributed data presented as median (25th centile, 75th centile)