Table 3. Multivariate regression analysis results.

							95% CI for OR
	β	SE	Wald	df	p	OR	Lower	Upper
Control	-1.443	0.264	29,905	1	<0.001	0.236	0.141	0.396
Good collateral	0.888	0.158	31,594	1	<0.001	2.431	1.783	3.313
β: Regression coefficient; SE: Standard error; Wald: Standardized regression coefficient; CI: Confidence interval; OR: Odds ratio; df: Degrees of freedom. Bold sections are statistically significant (p<0.05).