Table 6.

SPO2, pH, Lactate, PaCO₂ before and after tracheal intubation

		Survivors (n = 13)	Non-survivors (n = 7)	p
SPO2 (%)	Before intubation	86.85 ± 7.28	79.43 ± 11.43a	0.006
	After intubation	96.00 ± 3.44b	87.86 ± 11.29a,b	0.002
pH	Before intubation	7.43 ± 0.10	7.23 ± 0.24a	0.003
	After intubation	7.45 ± 0.05	7.26 ± 0.26a	0.003
Lactate (mmol/L)	Before intubation	2.40 ± 0.64	6.47 ± 5.35a	0.001
	After intubation	1.76 ± 0.72	4.92 ± 2.29a	0.001
PaCO2 (mmHg)	Before intubation	40.89 ± 17.82	81.45 ± 61.59a	0.018
	After intubation	42.33 ± 10.27	54.28 ± 22.92a	0.018

^aCompared with survivors, p < 0.05; ^bCompared with before intubation