Table 5.

Univariable and multivariable analyses for admission to the ICU, on the day of intubation and in-hospital mortality.

	Univariable analysis		Multivariable analysis
	p value	OR (95% CI)	p value	OR (95% CI)
On admission to the ICU
Age	0.007*	1.036 (1.010-1.063)	-	-
Platelet	0.004*	0.995 (0.991-0.998)	-	-
C-reactive protein	0.003*	1.008 (1.003-1.014)	0.001*	1.009 (1.004-1.015)
N/LP ratio	0.678	1.000 (0.999-1.002)	0.003*	1.045 (1.015-1.075)
On the day of intubation
Platelet	<0.001**	0.994 (0.991-0.998)	-	-
Neutrophil	<0.001**	1.002 (1.001-1.004)	-	-
MPV	0.019*	1.435 (1.062-1.938)	-	-
Urea	<0.001**	1.020 (1.010-1.031)	-	-
C-reactive protein	<0.001**	1.019 (1.011-1.027)	<0.001**	1.017 (1.008-1.026)
D-dimer	0.002*	1.001 (1.000-1.002)	-	-
LDH	<0.001**	1.002 (1.001-1.003)	0.004*	1.002 (1.001-1.004)
N/LP ratio	<0.001**	1.225 (1.110-1.351)	0.010*	1.139 (1.032-1.258)
On the day of mortality
White blood cells count	0.001*	1.096 (1.038-1.156)	-	-
Hemoglobin	<0.001**	0.715 (0.599-0.855)	-	-
Platelets	<0.001**	0.992 (0.989-0.996)	-	-
Neutrophil	<0.001**	1.002 (1.001-1.004)	-	-
MPV	<0.001**	1.848 (1.357-2.518)	-	-
Urea	<0.001**	1.030 (1.019-1.042)	-	-
Creatinine	0.004*	1.458 (1.124-1.890)	-	-
AST	0.013*	1.015 (1.003-1.027)	-	-
C-reactive protein	<0.001**	1.031 (1.020-1.043)	0.002*	1.036 (1.013-1.059)
D-dimer	<0.001**	1.001 (1.000-1.001)	-	-
Procalcitonin	<0.001**	6.294 (2.597-15.255)	-	-
LDH	<0.001**	1.004 (1.003-1.006)	0.001*	1.006 (1.002-1.010)
N/LP ratio	<0.001**	1.375 (1.182-1.600)	0.037*	1.424 (1.021-1.985)

All clinically relevant parameters were included in the model.

*p<0.05, **p<0.001

Abbreviations: OR: odds ratio; CI :confidence interval; ICU: intensive care unit; MPV: mean platelet volume; AST: aspartate aminotransferase; LDH: lactate dehydrogenase; N/LP: neutrophil to lymphocyte platelet ratio