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Table 1 Respiratory mechanics, blood gases and VD/VT.

From: Microcirculatory alterations are associated with pulmonary dead-space fraction in moderate and severe ards

  All Survivors Non-Survivors p
VT (ml/kg) 6.5 (6.2 - 6.9) 6.5 (6.2 - 6.9) 6.6 (6.1 - 7.5) 0.47
RR 24 (20 - 26) 24 (22 - 27) 24 (20 - 26) 0.44
PEEP 12 (10 - 14) 12 (10 - 14) 14 (10 - 15) 0.19
Pplat-RS 25 (24 - 30) 28 (24 - 32) 31 (28 - 34) 0.09
VT/C-RS 14 (17 - 19) 16 (14 - 18) 17 (14 - 21) 0.44
PaO2/FiO2 120.6 (89.6 - 157.1) 122.5 (92.3 - 178.4) 116.1 (83.6 - 138.8) 0.11
PaCO2 48.5 (37.9 - 56.7) 41.2 (34.4 - 55.1) 51.8 (43.7 - 61.8) 0.05
pH 7.27 (7.21 - 7.31) 7.30 (7.25 - 7.33) 7.23 (7.14 - 7.29) 0.01
VD/VT 39 (31 - 46) 35 (29 - 39) 46 (36 - 49) 0.001