Table 5.

Forward stepwise logistic analyses of factors related to outcomes in CSDH patients.

Variable	B	SE	Wald test	p	Exp (B)	OR (95%CI)
Step 1 Complications	2.252	0.419	28.823	<0.001	9.507	4.178–21.631
Constant	−4.077	0.245	277.796	<0.001	0.017
Step 2 Brain infarction	1.817	0.410	19.652	<0.001	6.151	2.755–13.733
Complications	2.137	0.436	24.006	<0.001	8.475	3.605–19.926
Constant	−4.552	0.305	222.378	<0.001	0.011
Step 3 Hypertension	1.451	0.459	9.969	0.002	4.265	1.733–10.495
Brain infarction	1.632	0.417	15.112	<0.001	5.066	2.236–11.481
Complications	2.130	0.445	22.904	<0.001	8.412	3.517–20.122
Constant	−5.301	0.445	142.214	<0.001	0.005
Step 4 Age	0.063	0.022	8.177	0.004	1.065	1.020–1.112
Hypertension	1.305	0.462	7.983	0.005	3.687	1.491–9.117
Brain infarction	1.435	0.421	11.591	0.001	4.199	1.838–9.591
Complications	2.071	0.454	20.803	<0.001	7.932	3.258–19.313
Constant	−9.627	1.694	32.293	<0.001	<0.001

CI, confidence interval.