Table 1: Demographic characteristics for the study sample of Clostridium difficile infection admissions Jan-Jun 2016.
| Group | Selected CDI Sample (n = 80) | All ED visits with CDI diagnosis code (A04.7) and admitted as inpatient (n = 1173) |
| Variable | Count (Percentage) | Count (Percentage) |
| Age | ||
| < 25 | 16 (20.0%) | 20 (1.7%) |
| 25-44 | 36 (45.0%) | 70 (6.0%) |
| 45-64 | 26 (32.5%) | 289 (24.6%) |
| > 65 | 2 (2.5%) | 595 (50.7%) |
| Unknown | 0 (0.0%) | 199 (17.0%) |
| Gender | ||
| Female | 35 (43.8%) | 649 (55.3%) |
| Male | 45 (56.2%) | 524 (44.7%) |
| Race | ||
| White | 59 (73.8%) | 1035 (88.2%) |
| Black/African-American | 9 (11.2%) | 70 (6.0%) |
| Asian | 2 (2.5%) | 16 (1.4%) |
| Pacific Islander | 0 (0.0%) | 0 (0.0%) |
| American Indian/Alaskan Native | 0 (0.0%) | 0 (0.0%) |
| Other/Unknown | 10 (12.5%) | 52 (4.4%) |
| Ethnicity | ||
| Hispanic | 2 (2.5%) | 42 (3.6%) |
| Non-Hispanic | 70 (87.5%) | 1123 (95.7%) |
| Other/Unknown | 8 (10.0%) | 8 (0.7%) |