Evidence map›Paper›PMID 34720808›Full record

ArticleBreast care (Basel, Switzerland)2021

Adherence to Newly Implemented Tamoxifen Therapy for Breast Cancer Patients in Rural Western Ethiopia.

Christian Felix Reibold, Wakuma Tariku, Pia Eber-Schulz, Sefonias Getachew, Adamu Addisie, Susanne Unverzagt, Andreas Wienke, Steffen Hauptmann, Claudia Wickenhauser, Martina Vetter and 3 more

Open access · hybridAbstract read
In one paragraph

Article in Breast care (Basel, Switzerland), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 2 pooled it
3.3field-weighted citation impact, top 8% 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

17 citing papers in PubMed, 2 syntheses or guidelines pooled it, 20 citations in OpenAlex.

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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

13 authors at 5 institutions in 4 countries.

Christian Felix ReiboldDepartment of Gynecology, Martin-Luther-University Halle-Wittenberg, Halle (Saale), Germany.
Wakuma TarikuEthiopian Evangelical Church of Mekane Yesus EECMY Aira Hospital, Aira, Ethiopia.
Pia Eber-SchulzDepartment of Gynecology, Martin-Luther-University Halle-Wittenberg, Halle (Saale), Germany.
Sefonias GetachewSchool of Public Health, Addis Ababa University, Addis Ababa, Ethiopia.
Adamu AddisieSchool of Public Health, Addis Ababa University, Addis Ababa, Ethiopia.
Susanne UnverzagtInstitute of Medical Epidemiology, Biostatistics and Informatics, Martin-Luther-University Halle-Wittenberg, Halle (Saale), Germany.
Andreas WienkeInstitute of Medical Epidemiology, Biostatistics and Informatics, Martin-Luther-University Halle-Wittenberg, Halle (Saale), Germany.
Steffen HauptmannDepartment of Pathology, GROW-School for Oncology and Developmental Biology, Maastricht University Medical Centre, Maastricht, The Netherlands.
Claudia WickenhauserDepartment of Pathology, Martin-Luther-University Halle-Wittenberg, Halle (Saale), Germany.
Martina VetterDepartment of Gynecology, Martin-Luther-University Halle-Wittenberg, Halle (Saale), Germany.
Ahmedin JemalAmerican Cancer Society, Atlanta, Georgia, USA.
Christoph ThomssenDepartment of Gynecology, Martin-Luther-University Halle-Wittenberg, Halle (Saale), Germany.
Eva Johanna KantelhardtDepartment of Gynecology, Martin-Luther-University Halle-Wittenberg, Halle (Saale), Germany.
Martin Luther University Halle-Wittenberg · DEAddis Ababa University · ETAmerican Cancer Society · USMaastricht University Medical Centre · NLREACH ETHIOPIA · ET

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionEndocrine therapy for breast cancer (BC) patients is highly underutilized in rural Ethiopia and other African countries.

objectiveThis study aims to assess the feasibility of and adherence to tamoxifen therapy in rural Ethiopia.

methodsWe ascertained the hormone receptor (HR) status in 101 women diagnosed with BC from January 2010 to December 2015 and who had surgery in Aira Hospital, in rural Ethiopia. From 2013, tamoxifen was offered to patients with HR-positive (HR+) tumors. Prescription refill records and a structured questionnaire were used to assess receipt of and adherence to tamoxifen.

resultsOf the 101 BC patients tested for HR status during the study period, 66 (65%) patients were HR+ and were eligible for tamoxifen treatment. However, 15 of the HR+ patients died before tamoxifen became available in 2013. Of the remaining 51 HR+ patients, 26 (51%) initiated tamoxifen but only 9 of them (35%) adhered to therapy (medication possession rate ≥80%, median observation 16.2 months). After 1 year, 52% of the patients were still adherent, and 9 patients had discontinued therapy. The reasons for non-initiation of tamoxifen included patient factors (

conclusionsEndocrine therapy for BC patients seems feasible in rural Western Ethiopia, although non-adherence due to financial hardship and a less developed health care infrastructure remains a major challenge. We postulate that the implementation of breast nurses could reduce patient and health system barriers and improve initiation of and adherence to endocrine treatment.

Indexed as

AfricaBreast neoplasmsEndocrine therapyEthiopiaTamoxifen

Identifiers

PMID34720808
PMCPMC8543345
OpenAlexW3121775334

What OpenQuestion holds

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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.