Table 1.
Patient characteristics.
| Variable | CDI (n = 12) | Diarrheal control (n = 12) | P-value |
|---|---|---|---|
| Age, mean [SD] | 55.5 ± 20.5 | 51.2 ± 16.6 | NS |
| Sex | NS | ||
| Female | 5 (41.7) | 7 (58.3) | |
| Male | 7 (58.3) | 5 (41.7) | |
| Body mass index (kg/m2), mean [SD] | 29.3 ± 7.8 | 34.3 ± 13.3 | NS |
| Hospitalized within last 3 months | 8 (66.7) | 7 (58.3) | NS |
| Surgery within last 6 months | 3 (25) | 3 (25) | NS |
| Antibiotic use within last 3 months | 6 (50) | 7 (58.3) | NS |
| Amoxicillin/clavulanate | 1 (8.3) | 0 | |
| Cephalosporin | 4 (33.3) | 3 (25) | |
| Fluoroquinolone | 2 (16.7) | 2 (16.7) | |
| Intravenous vancomycin | 1 (8.3) | 3 (25) | |
| Trimethoprim– sulfamethoxazole | 0 | 3 (25) | |
| Proton pump inhibitor use within last 3 months | 9 (75) | 8 (66.7) | NS |
| History of Clostridium difficile infection | 3 (25) | 0 | NS |
| History of inflammatory bowel disease | 1 (8.3) | 1 (8.3) | NS |
| Length of hospital stay prior to specimen collection (days), mean [SD] | 5 ± 4 | 3 ± 2 | NS |
Values within parentheses represent percentages unless indicated otherwise.