Table 3C.

Multivariate Logistic Regression Acute Mortality Outcome Using Clinical/Demographic Variables and Serum S100b Trajectory Groups

Independent variable	Odds ratio	95% CI	p-value
Using S100b trajectory groups
Age	0.54	(0.36, 0.82)	0.003
Injury severity (GCS)	1.65	(1.13, 2.40)	0.010
Contusion	0.13	(0.03, 0.48)	0.002
S100b low group	2.95	(0.90, 9.64)	0.073
Using mean S100b levels
Age	0.53	(0.35, 0.80)	0.003
Injury severity (GCS)	1.52	(1.04, 2.22)	0.032
Contusion	0.14	(0.04, 0.53)	0.004
S100b mean levels	0.52	(0.29, 0.92)	0.026
Using peak S100b levels
Age	0.52	(0.34, 0.80)	0.003
Injury severity (GCS)	1.49	(1.02, 2.19)	0.041
Contusion	0.14	(0.04, 0.53)	0.004
S100b peak levels	0.53	(0.30, 0.94)	0.030

CI, confidence interval; GCS, Glasgow Coma Scale.

Bolded values represent statistically significant comparisons where alpha<0.05.