Table 3.
Oxygenation data, ventilator settings and adjustments in subcategory with PaO2 >16 kPa
| FiO2 | n (%) | PaO2 (kPa, mean ± SD) | PEEP (cmH2O) | Delta FiO2 b | Delta PEEP (cmH2O)b | Delta PaO2 (kPa, mean ± SD)b |
|---|---|---|---|---|---|---|
| 0.21–0.4a | 18,287 (65) | 19.8 ± 3.6 | 5 (5–6) | 0 (0–0) | 0 (0–0) | −1.5 ± 4.5 |
| 0.41–0.6 | 8,451 (30) | 21.1 ± 5.7 | 8 (5–10) | −0.05 (−0.1 to 0) | 0 (0–0) | −3.8 ± 6.4 |
| 0.61–0.8 | 866 (3) | 23.8 ± 8.2 | 12 (10–15) | −0.15 (−0.2 to 0.1) | 0 (0–0) | −7.3 ± 8.6 |
| 0.81–1.0 | 618 (2) | 38.9 ± 18.9 | 10 (5–15) | −0.3 (−0.5 to −0.15) | 0 (0–0) | −17.4 ± 18 |
Data are presented as medians (interquartile range) unless otherwise stated
aIn 88% of this group FiO2 = 0.4
b Delta difference between successive ABG tests