Skip to main content

Table 1 Data on patient characteristics

From: Bedside measurement of changes in lung impedance to monitor alveolar ventilation in dependent and non-dependent parts by electrical impedance tomography during a positive end-expiratory pressure trial in mechanically ventilated intensive care unit patients

  Without lung disorders (group N) With lung disorders
(group D)
P-v alue
Number of patients 6 8  
Gender, female/male 3/6 3/8 ns
Age (years) 57 (6) 56 (15) ns
BMI 22.4 (1.8) 24.3 (5.5) ns
Time of mechanical ventilation (hours) 18.0 (12.5) 8.0 (16.3) ns
Baseline PEEP (cm H2O) 5.0 (0.0) 10.0 (1.0) 0.001
Baseline EELV (L) 1.65 (0.55) 1.2 (1.2) ns
Baseline PaO2/FiO2 ratio, (kPa) 59.8 (8.4) 33.5 (6.7) <0.01
Baseline FiO2 35.0 (3.8) 50.0 (10.0) <0.01
Baseline dynamic compliance (ml/cm H2O) 40.1 (12.3) 34.7 (15.6) ns
Reasons for mechanical ventilation -Postoperative(n = 4)
-Neurological (n = 2)
-Pneumonia (n = 5)
-Abdominal sepsis (n = 3)
 
  1. Data are presented as median and (where appropriate) interquartile range. BMI, body mass index; PEEP, positive end-expiratory pressure; EELV, end-expiratory lung volume; ns, nonsignificant.