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Table 1 Baseline characteristics of included patients on admission

From: Alkaline phosphatase in pulmonary inflammation—a translational study in ventilated critically ill patients and rats

Baseline characteristics Patients with ARDS (N = 25) Patients not having ARDS (N = 58) p value
Age at admission (years) 61 (54–70) 63 (49–73) 0.739
Gender, male 12 (48) 38 (66) 0.161
Admission type    0.268
 Medical 20 (80) 41 (71) -
 Surgical elective 2 (8) 2 (3) -
 Surgical emergency 3 (12) 15 (26) -
APACHE IV score 81 (67–106) 72 (60–95) 0.266
PaO2/FiO2 ratio 161.5 (130.0–209.2) 248.5 (198.5–303.8) < 0.001
30-day mortality 8 (32) 18 (33) 0.912
Hospital length of stay (days) 13 (6–13) 12 (6–23) 0.483
ICU length of stay (days) 4 (8–13) 3 (5–7) 0.017
  1. For continuous variables data are presented as median and interquartile range () according to data distribution, and for categorical variables as numbers and percentage (%)