| Stool + Nares +/- | Nares only | Nares - Stool - |  |
---|---|---|---|---|
Characteristic | (N = 26) | (N = 13) | (N = 32) | p* |
At baseline | Â | Â | Â | Â |
Age, years, mean ± SD | 65.0 ± 14.5 | 66.1 ± 11.4 | 63.1 ± 13.2 | 0.76 |
Length of stay, mean ± SD | 22.6 ± 18.6 | 19.2 ± 16.1 | 13.2 ± 12.1 | 0.13 |
Male sex, no. (%) | 26 (100) | 13 (100) | 32 (100) | 1 |
Clinical conditions, no. (%) | Â | Â | Â | Â |
   Chronic renal failure | 3 (11.5) | 2 (15.4) | 2 (6.3) | 0.61 |
   Diabetes mellitus | 9 (34.6) | 4 (30.8) | 12 (37.5) | 0.91 |
   Chronic dermatologic conditions | 1 (3.8) | 1 (7.7) | 1 (3.1) | 0.25 |
   Wounds | 11 (42.3) | 4 (30.8) | 6 (18.8) | 0.15 |
   Liver disease | 4 (15.4) | 1 (7.7) | 1 (3.1) | 0.25 |
   Cancer | 5 (19.2) | 0 (0) | 7 (21.9) | 0.19 |
Nursing home resident, no. (%) | 4 (15.4) | 3 (23.1) | 5 (15.6) | 0.81 |
During the study, no. (%) | Â | Â | Â | Â |
Admission to intensive care unit | 4 (15.4 | 1 (7.7) | 2 (6.3) | 0.13 |
Nasogastric tube | 6 (23.1) | 2 (15.4) | 3 (9.4) | 0.36 |
Mechanical ventilation | 6 (23.1) | 1 (7.7) | 2 (6.3) | 0.13 |
Antibiotic therapy | 18 (69.2) | 9 (69.2) | 21 (65.6) | 0.95 |
Vancomycin-resistant Enterococcus colonization | 10 (38.5) | 4 (30.8) | 7 (21.9) | 0.39 |
Central venous catheter | 5 (19.2) | 1 (7.7) | 6 (18.8) | 0.62 |
Diarrhea or fecal incontinence | 15 (57.7) | 8 (61.5) | 8 (25) | 0.06 |
Surgery | 4 (15.4) | 2 (15.4) | 6 (18.8) | 0.93 |
Proton pump inhibitor or H2 blocker | 18 (69.2) | 9 (69.2) | 21 (65.6) | 0.95 |
S. aureus infection | 8 (30.8) | 2 (15.4) | 1 (3.1) | 0.02 |