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Sociodemographic Characteristics of Study Subjects
| IBD Cases (n=231) | Controls (n=231) | ||
|---|---|---|---|
| Age (years) | 33.8 ± 16.36 | 33.5 ± 16.26 | |
| Gender (%) | |||
| Male | 50.4 | 50.4 | |
| Female | 49.6 | 49.6 | |
| Ethnicity (%) | |||
| White | 98.1 | 98.1 | |
| non-white | 1.9 | 1.9 | |
| Education levels (%) | |||
| Less than high school | 0.6 | 5.1 | |
| High school graduate | 30.8 | 36.4 | |
| Some college education | 27.3 | 22.7 | |
| College graduate | 23.8 | 27.8 | |
| Graduate school | 17.4 | 13.1 | |
