TABLE 3

Adjusted and Unadjusted ITS Analyses

Outcomes and PredictorsMultivariable Log γ And Logistic Regression Models
Unadjusted ITS ModelAdjusted ITS Modela
Effect Estimate (95% CI)PAdjusted Effect Estimate (95% CI)P
LOS
 Immediate change post-PC versus pre-PC1.05 (0.90–1.22).560.97 (0.82–1.14).68
 Slope pre-PC0.99 (0.98–1.00).121.00 (0.99–1.01).45
 Slope post-PC1.01 (1.00–1.02).011.01 (1.00–1.02).03
 Slope change post-PC versus pre-PC1.02 (1.01–1.03)<.011.01 (1.00–1.03).04
ICU transfers
 Immediate change post-PC versus pre-PC1.46 (0.28–7.67).650.97 (0.15–6.23).98
 Slope pre-PC0.94 (0.86–1.04).250.95 (0.85–1.07).40
 Slope post-PC1.08 (1.01–1.15).021.10 (1.02–1.19).02
 Slope change post-PC versus pre-PC1.14 (1.02–1.28).031.16 (1.01–1.33).04
Inflation-adjusted total charges
 Immediate change post-PC versus pre-PC1.03 (0.88–1.20).710.97 (0.85–1.11).66
 Slope pre-PC1.00 (0.99–1.00).351.00 (0.99–1.01).95
 Slope post-PC1.01 (1.00–1.02)<.011.01 (1.00–1.02).02
 Slope change post-PC versus pre-PC1.02 (1.00–1.03).011.01 (1.00–1.02).14
  • a Adjusted for age, race, financial class, season, service, first asthma score, and need for continuous albuterol.