Evidence map›Paper›PMID 34877614›Full record

ArticleEuropean journal of clinical pharmacology2022

Who gets prescriptions for proton pump inhibitors and why? A drug-utilization study with claims data in Bavaria, Germany, 2010-2018.

Ina-Maria Rückert-Eheberg, Michael Nolde, Nayeon Ahn, Martin Tauscher, Roman Gerlach, Florian Güntner, Alexander Günter, Christa Meisinger, Jakob Linseisen, Ute Amann and 1 more

Open access · hybridAbstract read
In one paragraph

Article in European journal of clinical pharmacology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
3.8field-weighted citation impact, top 6% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

23 citing papers in PubMed, 1 synthesis or guideline pooled it, 30 citations in OpenAlex.

  1. Pooled it
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  12. Utilization of Acid Suppressants After Withdrawal of Ranitidine in Korea: An Interrupted Time Series Analysis.Journal of preventive medicine and public health = Yebang Uihakhoe chi · 2025
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  18. Missing PPI prescriptions while overprescribing?European journal of clinical pharmacology · 2023
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

11 authors at 5 institutions in 2 countries.

Ina-Maria Rückert-EhebergInstitute for Medical Information Processing, Biometry, and Epidemiology (IBE), Ludwig-Maximilians-University Munich, Marchioninistr. 15, 81377, Munich, Germany. ina-maria.rueckert@helmholtz-muenchen.de.ORCID http://orcid.org/0000-0001-5418-283X
Michael NoldeInstitute for Medical Information Processing, Biometry, and Epidemiology (IBE), Ludwig-Maximilians-University Munich, Marchioninistr. 15, 81377, Munich, Germany.
Nayeon AhnInstitute for Medical Information Processing, Biometry, and Epidemiology (IBE), Ludwig-Maximilians-University Munich, Marchioninistr. 15, 81377, Munich, Germany.
Martin TauscherAssociation of Statutory Health Insurance Physicians in Bavaria (Kassenärztliche Vereinigung Bayerns, KVB), Elsenheimerstr. 39, 80687, Munich, Germany.
Roman GerlachAssociation of Statutory Health Insurance Physicians in Bavaria (Kassenärztliche Vereinigung Bayerns, KVB), Elsenheimerstr. 39, 80687, Munich, Germany.
Florian GüntnerAOK Bayern - Die Gesundheitskasse, Carl-Wery-Str. 28, 81739, Munich, Germany.
Alexander GünterAOK Bayern - Die Gesundheitskasse, Carl-Wery-Str. 28, 81739, Munich, Germany.
Christa MeisingerChair of Epidemiology, University of Augsburg at University Hospital Augsburg, Stenglinstr. 2, 86156, Augsburg, Germany.
Jakob LinseisenInstitute for Medical Information Processing, Biometry, and Epidemiology (IBE), Ludwig-Maximilians-University Munich, Marchioninistr. 15, 81377, Munich, Germany.
Ute Amann *Independent Research Group Clinical Epidemiology, Helmholtz Zentrum München, German Research Center for Environmental Health (GmbH), Ingolstädter Landstr. 1, 85764, Neuherberg, Germany.
Sebastian-Edgar Baumeister *Institute of Health Services Research in Dentistry, University of Münster, Albert-Schweitzer-Campus 1, 48149, Münster, Germany.
University of Augsburg · DENational Association of Statutory Health Insurance Physicians · DEHelmholtz Zentrum München · DEUniversity of Münster · DEZimmer Biomet (Netherlands) · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe German annual drug prescription-report has indicated overuse of proton pump inhibitors (PPIs) for many years; however, little was known about the characteristics of people using PPIs. This study aimed to provide comprehensive utilization data and describe frequencies of potential on- and off-label PPI-indications in Bavaria, Germany.

methodsClaims data of statutorily insured people from 2010 to 2018 were used. Defined daily doses (DDDs) of PPIs by type of drug, prevalence of PPI-use and DDDs prescribed per 1000 insured people/day were analyzed. For 2018, proportions of users and DDDs per 1000 insured people were calculated by age and sex. To elucidate changes in prescribing practices due to a suspected drug-drug interaction, we examined co-prescribing of clopidogrel and PPIs between 2010 and 2018. For PPI new users, sums of DDDs and frequencies of potential indications were examined.

resultsPPI prescribing increased linearly from 2010 to 2016 and gradually decreased from 2016 to 2018. In 2018, 14.7% of women and 12.2% of men received at least one prescription, and 64.8 DDDs (WHO-def.) per 1000 insured people/day were prescribed. Overall, omeprazole use decreased over the observation period and was steadily replaced by pantoprazole, especially when co-prescibed with clopidogrel. An on-label PPI-indication was not reported at first intake in 52.0% of new users.

conclusionsThe utilization of prescribed PPIs has decreased since 2016. However, a large proportion of new PPI-users had no documentation of a potential indication, and the sums of DDDs prescribed often seemed not to comply with guidelines.

Indexed as

Drug UtilizationProton Pump InhibitorsDrug PrescriptionsFemaleHumansMaleOmeprazolePractice Patterns, Physicians'World Health OrganizationOmeprazoleProton Pump InhibitorsAcid-related diseasesDrug useIndicationsProton pump inhibitors

Identifiers

PMID34877614
PMCPMC8927002
OpenAlexW4200367488

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.