Table 2.

Univariate and multivariate analysis of clinical variables for cognitive impairment at Day 30 postpoisoning

Variables	Univariate analysis		Multivariate analysis
	HR (95% confidence interval)	P value	HR (95% confidence interval)	P value
APACHE II score	2.117 (1.682‐3.502)	<0.001	1.736 (1.264‐3.272)	0.012
Lactate	2.072 (1.426‐2.741)	0.024	1.883 (1.389‐2.671)	0.098
White blood cell	1.962 (1.334‐2.465)	0.018	1.708 (1.268‐2.245)	0.076
Serum UCH‐L1 level on Day 1 postpoisoning	2.312 (1.746‐3.804)	<0.001	1.889 (1.609‐3.082)	0.002