Diffuse alveolar damage associated mortality in selected acute respiratory distress syndrome patients with open lung biopsy

Table 1 Baseline characteristics of patients with ARDS who had open lung biopsy (n = 101)

Characteristic	Value
Age	56.8 ± 16.8
Gender, number (male/female)	65/36
Immunocompromised, number	26 (26 %)
APACHE II score, ARDS diagnosis day	23.2 ± 5.5
SOFA score, ARDS diagnosis day	6.1 ± 3.2
PaO₂/FiO₂ (mm Hg), ARDS diagnosis day	142.4 ± 60.2
PEEP (cm H₂O), ARDS diagnosis day	11.5 ± 2.1
SOFA score, biopsy day	7.0 ± 3.4
PaO₂/FiO₂ (mm Hg), biopsy day	148.7 ± 67.9
PEEP (cm H₂O), biopsy day	11.8 ± 2.7
Tidal volume (mL), biopsy day	423.3 ± 99.6
Tidal volume (mL/predicted body weight)	8.3 ± 2.0
Duration from ARDS diagnosis to biopsy (days)	7.4 ± 7.1
Categories, ARDS diagnosis day, number (%)	101 (100 %)
Mild ARDS	17 (16.8 %)
Moderate ARDS	57 (56.5 %)
Severe ARDS	27 (26.7 %)
Categories, biopsy day, number (%)	101 (100 %)
Mild ARDS	18 (17.8 %)
Moderate ARDS	58 (57.4 %)
Severe ARDS	25 (24.8 %)

All values are expressed as number of patients (%) or mean ± SD. Abbreviations: ARDS Acute respiratory distress syndrome, APACHE Acute physiology and chronic health evaluation, SOFA Sequential organ failure assessment, PaO₂ Arterial partial pressure of oxygen, FiO₂ Fraction of inspired oxygen, PEEP Positive end-expiratory pressure

ISSN: 1364-8535