Table 7.
Relationship between total differentiation and subdomains in predicting outcomes in 1998 (n=13, 730, 43 Clusters)
| Differentiation | Readmission OR (95% CI) |
Mortality OR (95% CI) |
Length of Stay+ % Change (95% CI) |
Cost++ % Change (95% CI) |
|---|---|---|---|---|
| Total# | 0.794 (0.126, 5.02) | 1.50 (0.348, 6.46) | −0.012 (−0.244, 0.219) | 0.161 (0.044, 0.279)* |
| R2 | 0.0083 | 0.0497 | 0.0326 | 0.0834 |
| Wald χ2 or F | χ2=51.17* | χ2=197.30* | F=29.11 (8, 42)* | F=45.23 (10, 42)* |
| Acute Care## | 19.76 (0.354, 102.4) | 3.88 (0.884, 17.00) | −0.031 (−0.493, 0.429) | 0.178 (−0.105, 0.461) |
| Long Term## | 0.142 (0.013, 1.42) | 0.556 (0.138, 2.24) | 0.038 (−0.321, 0.396) | 0.034 (−0.177, 0.244) |
| Community##= | 2.54 (1.15, 5.61)* | 1.20 (0.831, 1.75) | 0.041 (−0.051, 0.133) | 0.066 (0.021, 0.112)* |
| R2 | 0.0274 | 0.0508 | 0.0332 | 0.0831 |
| Wald χ2 or F | χ2=78.24* | χ2=221.66* | F=27.30 (10, 42)* | F=43.05 (10, 42)* |
Note: # Equation contains patient characteristics and Total Differentiation, ## Equation contains patient characteristics and Acute, Long Term, and Community Differentiation, =Community Differentiation is Transformed Square Root, +Length of Stay is Square Root Transformation of Length of Stay, ++Cost is Log 10 Transformation of Cost, *Significant 95% CI.