Table 1 Baseline demographic characteristics for each study cohort
Variable | Baseline | Computer alert | Antibiotic stewardship | p value |
|---|---|---|---|---|
Age (mean years ± SD) | 71.22 ± 17.64 | 71.10 ± 17.13 | 72.47 ± 16.67 | 0.0212 |
Male sex (%) | 45.92 | 44.36 | 45.71 | 0.6706 |
Patient care days (mean ± SD) | 1795.17 ± 116.64 | 1793.83 ± 92.16 | 1808.33 ± 115.74 | 0.9513 |
Diagnosis at hospital discharge | ||||
Blood & lymphatic system | 56 (2) | 28 (2) | 51 (2) | 0.9324 |
Circulatory system | 216 (9) | 119 (10) | 179 (8) | 0.0581 |
Digestive system | 310 (14) | 175 (15) | 299 (13) | 0.281 |
Ear, nose, mouth & throat | 21 (1) | 16 (1) | 24 (1) | 0.4354 |
Endocrine system, nutrition & metabolism | 143 (6) | 66 (6) | 115 (5) | 0.2956 |
Hepatobiliary system & pancreas | 171 (7) | 95 (8) | 182 (8) | 0.5827 |
Kidney, urinary tract & male reproductive system | 218 (10) | 107 (9) | 185 (8) | 0.3295 |
Musculoskeletal system & connective tissue | 103 (5) | 66 (6) | 114 (5) | 0.2569 |
Nervous system | 234 (10) | 123 (11) | 276 (12) | 0.0588 |
Respiratory system | 187 (8) | 75 (7) | 89 (4) | <.0001 |
Skin, subcutaneous tissue & breast | 82 (4) | 41 (4) | 82 (4) | 0.9803 |
Multisystem or unspecified site infections | 62 (3) | 26 (2) | 78 (4) | 0.0951 |
Other | 486 (21) | 206 (18) | 551 (25) | <.0001 |