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Baseline Features of the Study Subjects
| Baseline features | Number (N = 4,043) (100%) |
|---|---|
| Gender distribution | |
| Female | 2,749 (68%) |
| Male | 1,294 (32%) |
| Ethnic background | |
| Hispanic | 3,457 (84.5%) |
| Black | 586 (14.5%) |
| Age groups (years) | |
| 50–59 | 45% |
| 60–69 | 38% |
| >70 | 17% |
| Colonoscopy | |
| Screening | 2,394 (63.4%) |
| Diagnostic | 1,649 (36.6%) |
