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Table 1 General characteristics of the patients at inclusion

From: Measurement site of inferior vena cava diameter affects the accuracy with which fluid responsiveness can be predicted in spontaneously breathing patients: a post hoc analysis of two prospective cohorts

General data Total population Non-responders Responders
(n = 81) (n = 40) (n = 41)
Age (year) 64 (54; 73) 63 (51; 76) 64 (55; 72)
Sex ratio female/male 27/54 15/25 12/29
Height (m) 1.71 (1.65; 1.76) 1.69 (1.63; 1.75) 1.72 (1.65; 1.80)
Weight (kg) 73 (60; 89) 70 (60; 85) 77.5 (60; 90)
SAPS II 34 (24; 42) 37 (28; 48) 31 (22; 39)
Pre-existing conditions
 Arterial hypertension 31 (38) 17 (43) 14 (34)
 Chronic left ventricular failure 8 (10) 4 (10) 4 (10)
 Chronic right ventricular failure 3 (4) 2 (5) 1 (2)
 Atrial fibrillation 18 (22) 8 (20) 10 (24)
 COPD 17 (21) 9 (23) 8 (20)
 Chronic pulmonary hypertension 6 (7) 5 (13) 1 (2)
 Pulmonary embolism 2 (3) 0 (0) 2 (5)
 Arteriopathy 9 (11) 7 (18) 2 (5)
Sepsis
 Pulmonary 49 (61) 24 (60) 25 (61)
 Skin and soft tissue 13 (16) 7 (18) 6 (15)
 Abdominal 10 (12) 5 (13) 5 (12)
 Urinary 6 (7) 3 (8) 3 (8)
 Other infections 3 (4) 1 (3) 2 (5)
Hemodynamic parameters
 Mean arterial pressure (mm Hg) 68 (61; 79) 67(61; 77) 70 (61; 83)
 Heart rate (beats/min) 107 (88; 120) 98 (83; 114) 109 (102; 126)
 LVOT VTI (cm) 16.4 (13.2; 19.7) 17.4 (15.2; 21) 14.8 (12; 18.4)
 Cardiac index (L/min/m2) 2.9 (2.3; 3.7) 2.9 (2.5; 4.1) 2.9 (2.2; 3.3)
 Norepinephrine 16 (20) 13 (33) 3 (7)
 Norepinephrine µg/kg/min 0.23 (0.17; 0.36) 0.25 (0.14; 0.35) 0.22 (0.19; 0.37)
 VE in last 24 h (mL) 1000 (0; 2000) 1000 (0; 2000) 1000 (30; 1700)
 Oliguria 39 (48) 18 (45) 21 (51)
 Arterial hypotension 38 (47) 19 (48) 19 (46)
Tachycardia 57 (70) 24 (60) 33 (80)
 Mottled skin 23 (28) 15 (38) 8 (20)
  1. Values are expressed as counts (%) or medians and interquartile ranges (25th; 75th centiles). COPD chronic obstructive pulmonary disease, SAPS Simplify Acute Physiology Score, LVOT VTI left ventricular outflow tract velocity time integral, VE volume expansion