Table 1.
Clinical variables and antibiotic coverage of children in PICU during a six-month period (n = 174)
| Variables | Mean ± SEM | Median | Minimum | Maximum |
| Age (years) | 5 ± 0.4 | 3.5 | 0.6 - | 19 |
| Length of Stay (days) | 8.8 ± 1.6 | 2 | 1 - | 180 |
| Duration of Mechanical Ventilation (days) | 6.1 ± 1.4 | 1 | 0 - | 180 |
| TISS | 24.6 ± 1.0 | 21 | 9 - | 61 |
| PRISM | 10.8 ± 0.7 | 8 | 0 - | 60 |
| Possibility of death by PRISM (%) | 11.9 ± 1.7 | 3 | 0 - | 100 |
| Number of antibiotics upon admission | 1.1 ± 0.08 | 1 | 0 - | 7 |
| Maximum daily number of antibiotics given in PICU | 1.2 ± 0.07 | 1 | 0 - | 4 |
| Cumulative number of antibiotics in PICU throughout during the hospitalization | 1.4 ± 0.09 | 1 | 0 - | 8 |
| Cumulative number of antibiotics, including antiviral and antifungal, in PICU | 1.56 ± 0.1 | 1 | 0 - | 10 |
| Number of antibiotics at discharge | 1.14 ± 0.07 | 1 | 0 - | 4 |
| Duration of antibiotics in PICU (days) | 6.1 ± 0.8 | 2 | 0 - | 56 |
SEM = Standard error of mean; PRISM = Pediatric Risk of Mortality; TISS = Therapeutic Intervention Scoring System