Meredith L. KilgoreWilson SmithJeffrey R. CurtisMichael A. MorriseyDávid BeckerKenneth G. SaagElizabeth Delzell2026-03-222026-03-22201210.5600/mmrr.002.03.a05https://doi.org/10.5600/mmrr.002.03.a05https://andeanlibrary.org/handle/123456789/54278Citaciones: 4Relatively simple models provide quite adequate discrimination compared to more sophisticated models. Our proposed and more sophisticated model, which added in expenditure information, did not perform as well as much more easily executed methods.enCharlson comorbidity indexMedicineComorbidityMultiple Chronic ConditionsMedicare AdvantageActuarial sciencePopulationGerontologyChronic diseasearticle