TABLE 4.

Multivariate Logistic Regression Analyses on PSI Events for Children*

PSI Groups 1 to 10 OR (95% CI)Birth Trauma OR (95% CI)
Male gender1.2 (1.1–1.2)1.2 (1.1–1.2)
Black ethnicity0.8 (0.7–0.8)1.5 (1.5–1.6)
Hispanic ethnicity1.2 (1.1–1.2)
Other ethnicity1.2 (1.1–1.2)
Medicare insurance2.2 (1.7–2.9)
Medicaid insurance.8 (.7–.8)
Other insurance1.1 (1.0–1.3).5 (.5–.6)
Uninsured.7 (.6–.8).9 (.8–.9)
Age 0–30 d.4 (.3–.4)NA
Age 31–365 d1.2 (1.1–1.3)NA
Age 5–9 y1.2 (1.1–1.3)NA
Age 10–14 y1.6 (1.5–1.7)NA
Age 15–18 y1.9 (1.7–2.0)NA
Public institution.7 (.6–.8).9 (.9–1.0)
For profit institution.8 (.8–.9)
Minor teaching institution.8 (.7–.8)
Major teaching institution1.2 (1.2–1.3).6 (.6–.6)
Greater nursing expertise1.4 (1.3–1.4)
Rural institution.7 (.7–.8)
Greater no. of hospital beds1.2 (1.1–1.2)
Technological sophistication index1.0 (1.0–1.1)1.1 (1.1–1.1)
Greater % beds in ICUs1.1 (1.1–1.2).6 (.6–.6)
Greater % inpatient surgery1.3 (1.2–1.4).7 (.7–.7)
Greater no. pediatric discharges1.1 (1.0–1.2)
Greater no. diagnosis codes recorded3.0 (2.9–3.1)
Greater no. procedure codes recorded.7 (.7–.7)
% patients in APR-DRG 21.1 (1.0–1.1)1.0 (1.0–1.0)
% patients in APR-DRG 31.1 (1.0–1.1)1.0 (1.0–1.0)
% patients in APR-DRG 41.1 (1.1–1.1).9 (.9–.9)
Model c statistic.78.65
  • NA indicates not applicable; ICUs, intensive care units.

  • * Only significant OR estimates reported.