Comparing imputation approaches for immigration status in ED visits: Implications for using electronic medical records.

ABSTRACT:

Objective

This study aimed to compare imputation approaches to identify the likely undocumented patient population in electronic health record (EHRs). EHR are a promising source of information on undocumented immigrants' medical needs and care utilization, but there is no verified way to identify immigration status in the data. Different approaches to approximating immigration status in EHR introduce unique biases, which in turn has major implications on our understanding of undocumented immigrant patients.

Study setting and design

We used a dataset of all emergency department (ED) visits from 2016 to 2019 in the Los Angeles Department of Health Services (LADHS) merged across patient medical records, demographic data, and claims data. We included all ED visits from our patie

SUBMITTER: Axeen S 

PROVIDER: S-EPMC11782073 | biostudies-literature | 2025 Feb

REPOSITORIES: biostudies-literature