Evidence map›Paper›PMID 38817049›Full record

ArticleWomen's health (London, England)

Leveraging web search data in Germany to identify unmet needs of contraceptives on a population-based level: A longitudinal retrospective study.

Charlotte Steiner, Hannah Wecker, Linda Tizek, Stefanie Ziehfreund, Sarah Preis, Kerstin Pfister, Viktoria Oberländer, Tilo Biedermann, Alexander Zink

Abstract read
In one paragraph

Article in Women's health (London, England). The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
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

1 citing paper in PubMed.

  1. Article
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

9 authors.

Charlotte SteinerSchool of Medicine, Department of Dermatology and Allergy, Technical University of Munich, Munich, Germany.ORCID 0009-0000-6302-9853
Hannah WeckerSchool of Medicine, Department of Dermatology and Allergy, Technical University of Munich, Munich, Germany.
Linda TizekSchool of Medicine, Department of Dermatology and Allergy, Technical University of Munich, Munich, Germany.
Stefanie ZiehfreundSchool of Medicine, Department of Dermatology and Allergy, Technical University of Munich, Munich, Germany.
Sarah PreisSchool of Medicine, Department of Dermatology and Allergy, Technical University of Munich, Munich, Germany.
Kerstin PfisterDepartment of Gynecology and Obstetrics, University Hospital Ulm, Ulm, Germany.
Viktoria OberländerDepartment of Obstetrics and Gynecology, Robert-Bosch Hospital, Stuttgart, Germany.
Tilo BiedermannSchool of Medicine, Department of Dermatology and Allergy, Technical University of Munich, Munich, Germany.
Alexander ZinkSchool of Medicine, Department of Dermatology and Allergy, Technical University of Munich, Munich, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThere are a variety of possible contraceptives available. While medical advice is an important resource for selecting the individual contraceptive, previous research has shown that the Internet has become an increasingly important source of health care information.

objectivesThis study aims to identify key trends in contraception-related web searches in Germany and thus allows conclusions about preferences and unmet needs with regard to pregnancy prevention.

designLongitudinal retrospective study.

methodsGoogle Ads Keyword Planner was used to identify contraception-related keywords and their search volume in Germany and all federal states between 2018 and 2021. The keywords were categorized based on gender, hormonal/non-hormonal, and different contraceptive methods. Search volume and categories were analyzed for temporal trends, regional differences, and underlying socioeconomic variables.

resultsThe 1481 contraception-related keywords corresponded to 15,081,760 searches. In total, a 56% increase in searches/100,000 inhabitants was observed. Highest mean search volume was observed in categories "woman," "woman/non-hormonal" and "woman/non-hormonal/barrier," respectively, and in the federal state Hamburg, while the lowest was seen in North Rhine-Westphalia.

conclusionThe increase in search volume reflects a high interest in contraception, particularly in non-hormonal female methods. This stands in contrast to the limited number of effective non-hormonal contraceptives available and points to an unmet need. In addition, the low search volume for male contraceptives demonstrates gender-specific responsibilities regarding family planning in German society.

Indexed as

ContraceptionInternetAdultContraception BehaviorContraceptive AgentsFemaleGermanyHealth Services Needs and DemandHumansInformation Seeking BehaviorLongitudinal StudiesMaleRetrospective StudiesSearch EngineContraceptive Agentscontraception awarenessfemale contraceptioninfodemiologynon-hormonal contraceptive methodspregnancy preventionunmet needs

Identifiers

PMID38817049
PMCPMC11143866

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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.