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Table 1 Baseline characteristics of patients with ARDS

From: Autotaxin levels in serum and bronchoalveolar lavage fluid are associated with inflammatory and fibrotic biomarkers and the clinical outcome in patients with acute respiratory distress syndrome

Variables ARDS survivors
(n = 31)
ARDS non-survivors
(n = 21)
P value
Age, years 32.03 ± 22.12 55.76 ± 17.20 0.280
Male, sex – no. (%) 22 (70.97%) 17 (80.95%) 0.415
BMI, kg/m2 25.37 ± 3.08 25.58 ± 2.57 0.800
Cause of ARDS – no. (%)    0.158
 Direct (intrapulmonary) lung injury 18 (58.06%) 8 (38.10%)  
 Indirect (extrapulmonary) lung injury 13 (41.94%) 13 (61.90%)  
Risk factor for ARDS – no. (%)    0.347
 Pneumonia 17 (54.84%) 6 (28.57%)  
 Sepsis 6 (19.35%) 3 (14.29%)  
 Surgery 3 (9.68%) 4 (19.05%)  
 Pulmonary contusion 1 (3.23%) 2 (9.52%)  
 Trauma 1 (3.23%) 2 (9.52%)  
 Other 3 (9.68%) 4 (19.05%)  
PaO2/FIO2, mmHg 114.59 ± 46.26 114.46 ± 64.49 0.994
APACHE II score 17.39 ± 6.07 21.05 ± 6.98 0.050
SOFA score 9.61 ± 2.87 12.95 ± 3.58 0.010
Mechanical ventilation setting    
 Tidal volume, mL 425.63 ± 49.74 433.26 ± 144.60 0.800
 PEEP (cmH2O) 6.26 ± 3.41 7.11 ± 3.11 0.395
pH 7.38 ± 0.11 7.31 ± 0.13 0.062
Length of stay in ICU stay – days 13.74 ± 16.30 8.10 ± 8.00 0.148
  1. Data are presented as the mean ± standard deviation or as the median (interquartile range). Statistical significance was set at P < 0.05. APACHE, Acute Physiology and Chronic Health Evaluation; ARDS, acute respiratory distress syndrome; BMI, body mass index; FIO2, fraction of inspired oxygen; ICU, intensive care unit; PaO2, arterial oxygen tension; PEEP, positive end-expiratory pressure; SOFA, Sequential Organ Failure Assessment