Table 2.

Results of each variables and statistical significance (P value) between 2 groups.

Parameter	Higher -FIO2 group (FIO2 > 0.85, n = 21)	Lower -FIO2 group (FIO2 < 0.7, n = 21)	P value
FIO2	0.92 ± 0.03	0.56 ± 0.08	<.001
BT	36.1 ± 0.6	36.2 ± 0.5	.97
pH	7.4 ± 0.0	7.4 ± 0.0	.15
V’O2	156.0 ± 13.6	158.8 ± 10.2	.46
Hb	12.3 ± 1.5	11.6 ± 1.1	.11
SvO2	85.1 ± 5.6	79.9 ± 6.4	.01
PaO2	402.9 ± 71.8	236.4 ± 102.9	<.001
PvO2	53.0 ± 7.1	47.3 ± 5.1	.01
PaO2 -PvO2	349.0 ± 73.0	189.0 ± 100.4	<.001