Table 4. Multivariate analyses of chronic subdural hematoma recurrence^a.

	Logistic regression analysis			Cox proportional hazards model
Factor	OR	95% CI	P	Hazard ratio	95% CI	P
ACF	0.17	0.03–0.92	.04	0.20	0.04–0.99	.049
Age	1.08	0.98–1.18	.12	1.06	0.98–1.15	.06
Dysarthria	4.06	0.91–18.1	.068	3.10	0.90–10.7	.074
Laterality (left)	3.39	0.62–18.5	.16	3.15	0.63–15.8	.16
Thrombocyte	0.98	0.90–1.07	.71	0.98	0.92–1.06	.75

Significant values are featured with bold font. Abbreviations: OR: Odds ratio, CI: Confidence interval, ACF: Artificial cerebrospinal fluid.