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Table 1 Patient’s characteristics

From: Effects of PEEP on regional ventilation-perfusion mismatch in the acute respiratory distress syndrome

 

All patients

n = 15

Demographics

 Age, years

60 [48–68]

 Male gender (%)

10 (67)

 Body Mass Index, kg.m−2

27.3 [25.7–35.4]

 Comorbidities (%)

  Hypertension

7 (47)

  Diabetes mellitus

6 (40)

  Immunosuppression

2 (13)

Disease severity

 SAPS II at admission to the ICU

40 [29–53]

 SOFA score at enrollment

6 [3–8]

 ARDS etiology (%)

  COVID-19 pneumonia

9 (60)

  Bacterial Pneumonia

4 (27)

  Septic shock

2 (13)

 Days from intubation

2 [2–5]

 ICU length of stay, days

12 [17–25]

 28-day mortality, n (%)

6 (40)

Clinical settings and gas exchange at enrollment

 PEEP, cmH2O

12 [10–12]

 Tidal volume, mL.kg−1 PBW

6.7 [6.0–7.5]

 RR, min−1

22 [16–26]

 FiO2, %

60 [40–60]

 PaO2/FiO2, mmHg

136 [106–188]

 PaCO2, mmHg

44.9 [41.4–51.4]

 pH

7.40 [7.36–7.46]

  1. ARDS Acute respiratory distress syndrome, COVID-19 Coronavirus disease 2019, FiO2 Inspired fraction of dioxygen, ICU Intensive Care Unit, PaCO2 Arterial partial pressure on carbon dioxide, PaO2 Arterial partial pressure on dioxygen, PBW Predicted body weight, PEEP Positive end expiratory pressure, RR Respiratory rate, SOFA Sequential organ failure assessment