TABLE 4.
Balancing Measures 1 Year Before and After Initiation of a Diagnostic Stewardship Program in the PICU
| Year Preintervention | Year Postintervention | P | |
|---|---|---|---|
| Hospital admissions with a PICU visit and mechanical ventilation, n | 658 | 637 | — |
| In-hospital mortality, n (%) | 38 (5.8) | 44 (6.9) | .40 |
| APR-DRG severity score 1–4, median (IQR)a | 3.0 (2.0–4.0) | 3.0 (2.0–4.0) | .70 |
| APR-DRG mortality score 1–4, median (IQR)a | 4.0 (3.0–4.0) | 4.0 (3.0–4.0) | .80 |
| Hospital length of stay, d, median (IQR) | 9 (4–19) | 9 (4–22) | .81 |
| 7-d hospital readmissions, n (%) | 50 (7.6) | 45 (7.1) | .71 |
| PICU visits with mechanical ventilation, n | 697 | 735 | — |
| PICU length of stay, d, median (IQR) | 3.8 (1.7–8.7) | 3.9 (1.7–9.8) | .64 |
| 7-d PICU readmissions, n (%) | 29 (4.2) | 26 (3.5) | .54 |
IQR, interquartile range; —, not applicable.
a
Denominator for admissions with available APR-DRG data are 645 of 658 admissions in the first year and 617 of 637 admissions in the second year.