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Table 2 Gender differences (expressed as Female:Male ratios) among IBD patients in different five-year age groups

From: Prevalence of inflammatory bowel disease in two districts of Sri Lanka: a hospital based survey

Age group (years) UC (F:M ratio/100,000) CD (F:M ratio/100,000)
00-04 - -
05-09 1.50 -
10-14 2.00 -
15-19 0.71 0.33
20-24 1.44 0.83
25-29 1.36 1.66
30-34 1.76 1.50
35-39 1.73 0.75
40-44 1.38 1.33
45-49 1.50 1.33
50-54 1.44 0.00
55-59 1.66 1.00
60-64 1.20 2.00
65-69 1.50 0.00
70-74 1.00 0.50
> 75 - -