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Table 1 Main characteristics of study population at admission in intensive care unit

From: Impact of hyperhydration on the mortality risk in critically ill patients admitted in intensive care units: comparison between bioelectrical impedance vector analysis and cumulative fluid balance recording

Demographic, anthropometric data and comorbidities

Entire cohort (n = 125)

 Sex (male)

 82 (65.6)

 Age (years)

 64.78 ± 15.96; [68 (21)]

 Height (m)

 1.71 ± 0.10; [1.72 (0.13)]

 CKD 1–4

 19 (15.2)

 CKD 5

 3 (2.4)

 Dialysis

 3 (2.4)

 Diabetes

 25 (20)

 Arterial hypertension

 71 (56.8)

 Coronary artery disease

 22 (17.6)

 COPD

 12 (9.6)

 Cirrhosis

 4 (3.2)

 Cancer

 20 (16)

Admission diagnosis

Entire cohort (n = 125)

 Sepsis

 33 (26.4)

 Post-surgery

 39 (31.2)

 Trauma

 36 (28.8)

 Cardiac arrest

 9 (7.2)

 Heart failure

 24 (19.2)

 Stroke

 35 (28)

Clinical data at ICU admission

Entire Cohort (n = 125)

 Mechanical ventilation

 111 (88.8)

 FiO2

 0.47 ± 0.14; [0.40 (0.10)]

 Arterial pH

 7.44 ± 0.11; [7.45 (0.10)]

 Serum potassium (mEq/L)

 3.86 ± 0.62; [3.87 (0.8)]

 Serum bicarbonate (mmol/L)

 25.36 ± 5.23; [25.4 (5.3)]

 Serum creatinine (mg/dL)

 1.38 ± 1.32; [0.93 (0.87)]

 Serum urea (mg/dL)

 60.53 ± 53.15; [45 (39)]

 Systolic BP (mmHg)

 129.83 ± 33.56; [124 (54)]

 Diastolic BP (mmHg)

 59.5 ± 15.8; [58 (21)]

 Mean arterial pressure (mmHg)

 82.94 ± 19.42; [80 (26.67)]

 CVP (mmHg)

 10.18 ± 3.52; [10 (10)]

 Heart rate

 80.88 ± 23.2; [79 (32)]

 Haemoglobin (g/dL)

 10.67 ± 2.14; [10.6 (3.12)]

 White blood cells (103/mL)

 13315.67 ± 14513.79; [10930 (5400)]

ICU scoring system

Entire Cohort (n = 125)

 APACHE II score

 19.28 ± 6.88; [17 (10)]

 SAPS II score

 50.03 ± 16.8; [50 (22)]

 SOFA score at ICU admission

 9.24 ± 4.2; [8 (5)]

Clinical data during ICU stay

Entire cohort (n = 125)

 AKI

 38 (30.4)

 CRRT

 21 (16.8)

 Septic shock

 20 (16)

  1. Data are expressed as means (SD); [medians (interquartile range)] or number (percent). CKD chronic kidney disease, COPD chronic obstructive pulmonary disease, ICU intensive care unit, FiO 2 fraction of inspired oxygen, BP blood pressure, CVP central venous pressure, APACHE II acute physiology and chronic health evaluation II, SAPS II simplified acute physiology score II, SOFA sequential organ failure assessment, AKI acute kidney injury, CRRT continuous renal replacement therapy