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Table 4: Multivariate analysis of risk factors for procedure-related complications
Variables Odds Ratio 95% Wald CI P Value
Age 1.08 0.99–1.19 .086
Female sex 5.38 0.61–47.72 .131
Current smoking 7.10 1.35–37.50 .021^{^a}
Diabetes mellitus 3.25 0.15–72.60 .457
Cardiovascular disease 2.24 0.15–33.63 .560
Parent artery diameter 18.40 0.126–2694.60 .252
RR I 2.30 0.23–22.94 .478
↵a Statistically significant.

Variables	Odds Ratio	95% Wald CI	P Value
Age	1.08	0.99–1.19	.086
Female sex	5.38	0.61–47.72	.131
Current smoking	7.10	1.35–37.50	.021^{^a}
Diabetes mellitus	3.25	0.15–72.60	.457
Cardiovascular disease	2.24	0.15–33.63	.560
Parent artery diameter	18.40	0.126–2694.60	.252
RR I	2.30	0.23–22.94	.478