Table 2.

Summary of significant results from arterial blood gas test.

Arterial blood gas
Parameter	Died	Survived	Mann–Whitney test (p)	Logistic regression
				OR (95% CI)	p
HCO3− median (Q1–Q3), mmol/L	20.1 (15–24.1)	25.3 (23.5–26.4)	0.009	0.74 (0.579–0.937)	0.013
BE median (Q1–Q3), mmol/L	−5.9 (−13.8- (−1.2))	1.25 (−0.9-2.3)	0.012	0.8 (0.661–0.959)	0.017
LAC median (Q1–Q3), mmol/L	3.3 (1.8–9)	1.15 (0.85–1.7)	<0.001	1.58 (1.013–2.470)	0.044

For the clarity, in each table the P < 0.05 has been highlighted in bold letters.