[Validity of predictive power of the Adjusted Morbidity Groups (AMG) with respect to others population stratification tools.].

Objective: This work was performed in order to get objective elements of judgment that support the improvement of a national population morbidity grouper based in the Adjusted Morbidity Groups (AMG). The study compared the performance in terms of predictive power on certain health and resource outcomes, in between the AMG and several existing morbidity groupers (ACG®, Adjusted Clinical Groups and CRG®, Clinical Risk Group) used in some Autonomous Regions in Spain (Aragón, Canarias y Castilla y León).

Methods: Cross-sectional analytical study in entitled/insured population with respect to rights of healthcare.