Incidence Rate and Factors Associated With Fractures Among Medicare Beneficiaries With Ankylosing Spondylitis in the United States.

ABSTRACT:

Objective

We evaluated the incidence rate and factors associated with fractures among adults with ankylosing spondylitis (AS).

Methods

We performed a retrospective cohort study with data from the Rheumatology Informatics System for Effectiveness registry linked to Medicare claims from 2016 to 2018. Patients were required to have two AS International Classification of Diseases codes 30 or more days apart and a subsequent Medicare claim. Then, 1 year of baseline characteristics were included, after which patients were observed for fractures. First, we calculated the incidence rate of fractures. Second, we constructed logistic regression models to identify factors associated with the fracture, including age, sex, race and ethnicity, body mass index, Medicare/Medicaid dual eligi

SUBMITTER: Stovall R 

PROVIDER: S-EPMC10843294 | biostudies-literature | 2024 Feb

REPOSITORIES: biostudies-literature