. Author manuscript; available in PMC: 2013 Jan 1.

Published in final edited form as: Inflamm Bowel Dis. 2011 Feb 23;18(1):43–48. doi: 10.1002/ibd.21674

Table 3.

Multiple variable model retaining significant baseline factors for time to earliest of any perianal lesion other than fistulas in 310 patients from Olmsted County, Minnesota.

Characteristic	Hazard Ratio	95% CI	p-value
Gender
Male	1.0	Ref
Female	1.7	1.1-2.7	0.013

Age per 10 years	0.9	0.8-0.98	0.026

Extra-intestinal manifestation
Yes	1.7	1.03-2.8	0.038
No	1.0	Ref.