Improving hospital quality risk-adjustment models using interactions identified by hierarchical group lasso regularisation

• Autori principali: Monika Ray (Autore), Sharon Zhao (Autore), Sheng Wang (Autore), Alex Bohl (Autore), Patrick S. Romano (Autore)
• Natura: Libro
• Pubblicazione: BMC, 2023-12-01T00:00:00Z.
• Soggetti: article
• Accesso online: Connect to this object online.

Abstract Background Risk-adjustment (RA) models are used to account for severity of illness in comparing patient outcomes across hospitals. Researchers specify covariates as main effects, but they often ignore interactions or use stratification to account for effect modification, despite limitations...