TABLE 2.
Baseline characteristics
| Characteristica | Probiotics |
P valueb | |
|---|---|---|---|
| Yes | No | ||
| Patients (n = 436) | 110 | 326 | |
| Median length of stay (days) (IQR) | 9 (8.25) | 8.5 (8.25) | 0.25c |
| Loss to follow-up (no. of patients) (%) | 17 (15) | 45 (14) | 0.67 |
| Median age (yr) (IQR)a | 69 (52-78) | 62 (48-75) | 0.06c |
| Specialty (no. of patients) (%) | |||
| Nephrology | 32 (29) | 132 (40) | 0.001 |
| Gastroenterology | 35 (32) | 123 (38) | |
| Geriatrics | 43 (39) | 71 (22) | |
| Antibiotic use (no. of patients) (%) | 47 (43) | 162 (50) | 0.21 |
| Anti-ARE antibiotics | 1 (1) | 4 (1) | 0.99d |
| Other antibiotics | 47 (43) | 160 (50) | 0.25 |
| Isolation for other reasons (n) (%) | 7 (6) | 22 (7) | 0.89 |
| Patient days (n = 4,168) | 1,037 | 3,131 | |
| Antibiotic use (days) (%) | 301 (29) | 856 (27) | 0.29 |
| Anti-ARE antibiotics | 2 (0) | 27 (1) | 0.03d |
| Other antibiotics | 299 (29) | 829 (26) | 0.14 |
| Ecological postantibiotic effect of 3 days | 37 (4) | 84 (3) | 0.14 |
| Isolation (days) (%) | 57 (5) | 76 (2) | <0.001 |
a
IQR, interquartile range.
b
Chi-square test.
c
Mann-Whitney test.
d
Fisher's exact test