Developing and Validating a Measure to Estimate Poverty in Medicare Administrative Data.

ABSTRACT:

Objective

To develop and validate a measure that estimates individual level poverty in Medicare administrative data that can be used in studies of Medicare claims.

Data sources

A 2008 to 2013 Medicare Current Beneficiary Survey linked to 2008 to 2013 Medicare fee-for-service beneficiary summary file and census data.

Study design and methods

We used the Medicare Current Beneficiary Survey to define individual level poverty status and linked to Medicare administrative data (N=38,053). We partitioned data into a measure derivation dataset and a validation dataset. In the derivation data, we used a logistic model to regress poverty status on measures of dual eligible status, part D low-income subsidy, and demographic and administrative data, and modeled with and without l

SUBMITTER: Lewis VA 

PROVIDER: S-EPMC8221403 | biostudies-literature | 2019 Aug

REPOSITORIES: biostudies-literature