Factors Associated with ICU Admission following Blunt Chest Trauma

Table 2

Statistical analysis.

Variable	Univariate model		Multivariate model
Age > 65 yrs	1.25 (0.38 to 4.07)	0.7162	—
Chest wall score	1.10 (0.72 to 1.67)	0.6648	—
Injury score	1.16 (1.07 to 1.25)	0.0002	1.17 (1.06 to 1.30)	0.0018
SpO2	0.90 (0.80 to 1.01)	0.0818	—
Number of ribs fractures	1.18 (0.96 to 1.46)	0.1230	—
Chest contusion	2.14 (0.64 to 7.23)	0.2190	—
Fractures with immobilization	22.6 (5.50 to 92.9)	<0.0001	20.3 (4.08 to 101.4)	0.0002

-statistic for multivariate model: 0.914.