Table 3.

The univariate and multivariate regression analysis for predicting IOBB in the development cohort.

	Not adjusted		Adjustment
Variable	OR (95% CI)	P	OR (95% CI)	P
Age	0.94 (0.92–0.96)	0.020	0.95 (0.91–0.99)	0.013
SDH	7.20 (2.17–23.89)	<0.001	9.76 (2.13–44.68)	<0.001
Contralateral fracture	8.55 (5.30–13.77)	<0.001	11.20 (5.65–22.20)	<0.001
Brain contusion	7.64 (4.48–13.04)	<0.001	3.57 (1.83–6.94)	<0.001
CT value of DLTS	1.26 (1.20–1.32)	<0.001	1.22 (1.15–1.29)	<0.001

CI, interval of confidence; DLTS, diseased lateral transverse sinus; IOBB, intraoperative brain bulge; OR, odds ratio; SDH, subdural hematoma.