Table 2:

Results of uni- and multivariate logistic regression analysis derived from hematoma development and independent predictors

Variable	Univariate			Multivariate
	OR	95% CIa	P Value	OR	95% CIa	P Value
ACT time (sec)
250–300	1 (baseline)			1 (baseline)
300–350	3.3	1.2–8.8	.019b	4.5	1.5–13.2	.006b
350–500	3.4	1.1–11.2	.041b	5.0	1.4–18.0	.015b
Angio-Seal use	0.3	0.1–0.7	.003b	0.2	0.1–0.5	.001b
Age	1.0	1.00–1.02	.928
Sex	1.4	0.6–3.2	.426
Side	0.99	0.3–3.1	.984
Puncture technique (single- vs double-wall)	1.2	0.6–2.3	.658

^aConfidence interval is adjusted for age, sex, and puncture methods.

^bSignificant difference from the control (P < .05).