Clinical Research
Copyright ©2006 Baishideng Publishing Group Co.
World J Gastroenterol. Jan 7, 2006; 12(1): 75-81
Published online Jan 7, 2006. doi: 10.3748/wjg.v12.i1.75
Figure 2
Figure 2 Relationship between age and the incidence of Crohn´s disease in Stockholm County (1990-2001), determined by using a poisson model, with the calender year fixed to 1995, allowing the curve to bend at the arbitrary ages 30, 45, 60, and 75 yr.