Table 3. Factors related to WBC count elevation (>11,000/μL), as determined by multivariable analysis.

	p Value	Odds ratio	95% CI
Current smoking	<0.001	2.79	1.77–4.39
Dissection extending to the iliac artery	0.006	1.79	3.60–26.73
Age	0.007	0.98	0.96–0.99
Absence of coronary ischemia	0.027	2.22	1.09–4.54

CI, confidence interval.