Ferritin Cutoffs and Diagnosis of Iron Deficiency in Primary Care.

ABSTRACT:

Importance

Ferritin is often measured by general practitioners, but the association of different cutoffs with the rates of iron deficiency diagnoses, particularly nonanemic iron deficiency, is unknown.

Objective

To investigate the association of the ferritin cutoff choice with the incidence of nonanemic and anemic iron deficiency diagnoses in primary care.

Design, setting, and participants

In this retrospective cohort study, patients 18 years or older with at least 1 consultation with a general practitioner participating in the Family Medicine Research Using Electronic Medical Records (FIRE) project, an electronic medical records database of Swiss primary care, from January 1, 2021, to November 30, 2023, were evaluated.

Exposures

Sex, age, clinical patient char

SUBMITTER: Jager L 

PROVIDER: S-EPMC11301556 | biostudies-literature | 2024 Aug

REPOSITORIES: biostudies-literature