Measurement of the vascular pedicle width predicts fluid repletion: a cross-sectional comparison with inferior vena cava ultrasound and lung comets

Table 2 Clinical characteristics

	n = 43
Demographics
Age years	54.7 ± 20
Female gender	42 (50 %)
APACHE II score	22.4 ± 9
SAPS II score	33.4 ± 22
Comorbid conditions
Malignancy	16 (37 %)
End-stage liver disease	9 (21 %)
Acute renal failure	28 (65 %)
Diabetes	10 (23 %)
Admitting diagnosis
Postoperative^a	27 (63 %)
Severe sepsis/shock	19 (44 %)
Neurologic failure^b	13 (30 %)
GI bleeding/hepatic encephalopathy	6 (14 %)
COPD exacerbation	4 (9 %)
Vasopressors	23 (53 %)
Mean arterial pressure (mmHg)	79 ± 10.3
pBNP	2743 (1800, 9253)
Serum creatinine (μM/l)	105 ± 66
Serum Lactate (μM/l)	2.2 (IQR 1.6)
S_CVO₂	65 ± 23.8
Net positive fluid balance	+1145 ml (250, 4527)
Hourly urine output (ml/kg/h)	0.8 (0, 218)
Central venous pressure (cmH₂O)	8 ± 1.7
Mechanical ventilation	43 (100 %)
Peak pressure (cmH₂0)	29 ± 4.1
PaO₂ (mmHg)	95.4 ± 23.3
FiO₂	0.41 ± 0.08
PaO₂/FiO₂ ratio	235 ± 66
Tidal volume (ml)	388 ± 78.3
Outcome
ICU survival	37 (86 %)
28-day survival	34 (79 %)

Data is reported as means (± SD) or medians (IQR) for skewed distributions or as proportions
APACHE II Acute Physiology and Chronic Health Evaluation II, SAPS II Simplified Acute Physiology Score II, pBNP pro-beta natriuretic peptide
^aPostoperative cases include solid organ transplantation, major abdominal surgery, orthopedic surgery, and head and neck surgery
^bIncludes intracranial bleeds, stroke, infections

ISSN: 2052-0492