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Table 4 Ventilator settings from the beginning ( t= 0 hours), 4 hours ( t= 4 hours) and 24 hours ( t= 24 hours) after starting low-flow CO 2 removal

From: Low-flow CO2removal integrated into a renal-replacement circuit can reduce acidosis and decrease vasopressor requirements

Number FiO2(%) PEEP (mm Hg) Tidal volume (ml/pbw) Pmean(mm Hg) Pmax(mm Hg) Breathing rate
  t = 0 h t = 4 h t = 24 h t = 0 h t = 4 h t = 24 h t = 0 h t = 4 h t = 24 h t = 0 h t = 4 h t = 24 h t = 0 h t = 4 h t = 24 h t = 0 h t = 4 h t = 24 h
1 0.85 0.95 1.00 14 14 14 8.6 8.0 8.6 22 22 23 32 32 32 25 23 20
2 1.00 0.95 1.00 14 16 20 7.5 5.8 5.1 22 22 23 32 32 30 22 22 30
3 0.55 0.55 0.50 10 10 10 8.3 8.2 7.6 19 18 19 35 32 34 30 28 28
4 0.40 0.40 0.35 8 8 8 8.2 8.2 7.2 17 17 15 32 31 27 20 20 20
5 1.00 1.00a n.a. 13 13 a n.a. 8.6 6.5 a n.a. 23 23 a n.a. 40 40 a n.a. 20 24 a n.a.
6 1.00 0.95 0.60 12 12 12 9.0 8.8 8.0 20 19 19 34 33 31 20 20 20
7 0.37 0.37 0.37 12 12 10 9.6 9.5 8.1 16 14 13 27 23 21 12 12 14
8 0.50 0.50 0.50 15 15 15 9.8 8.4 6.7 21 21 21 33 33 30 20 20 26
9 0.80 0.70 0.60 12 12 14 7.9 9.6 7.7 19 19 18 28 28 25 28 28 24
10 0.40 0.40 0.50 12 12 12 6.6 8.6 7.1 19 19 18 32 32 28 26 26 26
Mean 0.69 0.64 0.60 12.20 12.33 12.78 8.41 8.34 7.34 19.80 19.00 18.78 32.50 30.67 28.67 22.30 22.11 23.11
  1. n.a., not applicable. Patient 5 was switched to ECMO after 2.5 hours of treatment and was therefore excluded from calculation of means at t = 4 hours and t = 24 hours. at = 2.5 hours.