Validation of a 5-Year Mortality Prediction Model among U.S. Medicare Beneficiaries.

ABSTRACT:

Background/objectives

A claims-based model predicting 5-year mortality (Lund-Lewis) was developed in a 2008 cohort of North Carolina (NC) Medicare beneficiaries and included indicators of comorbid conditions, frailty, disability, and functional impairment. The objective of this study was to validate the Lund-Lewis model externally within a nationwide sample of Medicare beneficiaries.

Design

Retrospective validation study.

Setting

U.S. Medicare population.

Participants

From a random sample of Medicare beneficiaries, we created four annual cohorts from 2008 to 2011 of individuals aged 66 and older with an office visit in that year. The annual cohorts ranged from 1.13 to 1.18 million beneficiaries.

Measurements

The outcome was 5-year all-cause mortality. We

SUBMITTER: Ross RK 

PROVIDER: S-EPMC7781164 | biostudies-literature | 2020 Dec

REPOSITORIES: biostudies-literature