T1 n = 31 | T2 n = 26 | T3 n = 20 | p value for inter-group trend | p value for group trend comparison | |
---|---|---|---|---|---|
PaO2/FIO2 | |||||
Survivor | 183 [124–264] | 215 [165–304] | 251 [204–355] | 0.08 | 0.001 |
Non-survivor | 116 [81–184] | 104 [77–147] | 144 [94–193] | 0.84 | |
PaCO2 | |||||
Survivor | 48 [36–56] | 45 [38–67] | 41 [35–55] | 0.22 | 0.001 |
Non-survivor | 48 [41–69] | 63 [50–71] | 64 [54–83] | 0.02 | |
Driving pressure | |||||
Survivor | 9 [8–11] | 8 [7–11] | 8 [6–8] | 0.31 | 0.10 |
Non-survivor | 8 [7–14] | 10 [9–12] | 10 [9–12] | 0.57 | |
Static compliance | |||||
Survivor | 57 [36–78] | 71 [41–80] | 60 [49–79] | 0.07 | 0.35 |
Non-survivor | 60 [51–64] | 41 [24–54] | 46 [40–64] | 0.23 | |
PEEP | |||||
Survivor | 12 [9–12] | 8 [6–11] | 8 [6–10] | 0.36 | 0.03 |
Non-survivor | 10 [8–11] | 14 [9–17] | 10 [9–13] | 0.93 | |
Plateau | |||||
Survivor | 18 [15–21] | 17 [14–22] | 15 [12–17] | 0.25 | 0.07 |
Non-survivor | 21 [18–23] | 22 [19–31] | 21 [16–23] | 0.84 |