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. Author manuscript; available in PMC: 2012 May 13.
Published in final edited form as: Circ Cardiovasc Qual Outcomes. 2011 Mar;4(2):243–252. doi: 10.1161/CIRCOUTCOMES.110.957498

Table 3.

AMI Readmission Administrative Logistic Regression Model Performance

Model n Overfitting Indices (Intercept, Slope) Discrimination
Adjusted R2* Predictive Ability,† Lowest Decile-Highest Decile AUC
Derivation sample
 2006 (50%) 100 465 (0, 1) 0.05 0.08–0.32 0.63
Validation sample
 2006 (50%) 100 285 (0.015, 0.997) 0.05 0.08–0.33 0.63
 2005 220 803 (0.015, 0.983) 0.05 0.08–0.32 0.62
*

Max-rescaled R2.

†

Observed rates.