Role of prescribed medication in the development of iron deficiency anaemia in adults—a case–control study

Autor: Orouba Almilaji, Jonathon Snook, Kiran Prabhu, Elizabeth Williams, Frazer Warricker
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: BMJ Open Gastroenterology, Vol 11, Iss 1 (2024)
Druh dokumentu: article
ISSN: 2054-4774
DOI: 10.1136/bmjgast-2023-001305
Popis: Objective To estimate the strength of association between exposure to selected classes of prescribed medications and the risk of developing iron deficiency anaemia (IDA), specifically considering oral anticoagulants (OACs), antidepressants, antiplatelet agents, proton pump inhibitors (PPIs) and non-steroidal anti-inflammatories.Design A case–control study involving the analysis of community repeat prescriptions among subjects referred with IDA, and unmatched controls referred as gastroenterology fast-tracks for other indications. Multivariable logistic regression modelling was used to calculate ORs for the association between IDA presentation and each medication class, adjusted for age, sex and coprescribing. For those classes showing significance, it was also used to calculate risk differences between those in the IDA group with or without haemorrhagic lesions on investigation.Results A total of 1210 cases were analysed—409 in the IDA group, and 801 in the control group. Significant associations were identified between presentation with IDA and long-term exposure to PPIs (OR 3.29, 95% CI: 2.47 to 4.41, p
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