Table 1.

General characteristics of patients with acute respiratory distress syndrome under prone position at the time of inclusion

Variables	All patients (n = 58)
Age (years)	65 ± 11
Male (n, %)	45 (76)
Body mass index (kg/m2)	27.4 (24.5–30.7)
Hypertension (n, %)	33 (57%)
COVID-19 (n, %)	44 (76)
SAPS II at admission	39 (32–52)
SOFA score at admission	4 (4–6)
ICU length of stay (days)	23 (12–35)
ICU mortality (n, %)	32 (55)

Values are expressed as mean ± SD or median (interquartile range) or number (percentage). COVID-19, Coronavirus disease 2019; ICU, intensive care unit; SAPS II, Simplified Acute Physiology Score II; and SOFA, Sequential Organ Failure Assessment