Evidence map›Paper›PMID 32447435›Full record

ArticleEuropean journal of clinical pharmacology2020

Quantity is not enough: completeness of suspected adverse drug reaction reports in Spain-differences between regional pharmacovigilance centres and pharmaceutical industry.

C Fernandez-Fernandez, E Lázaro-Bengoa, E Fernández-Antón, L Quiroga-González, D Montero Corominas

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Article in European journal of clinical pharmacology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing 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

10 citing papers in PubMed.

  1. Masking effect in the Spanish spontaneous reporting database FEDRA.European journal of clinical pharmacology · 2026
    Article
  2. Article
  3. Review
  4. Article
  5. Article
  6. Article
  7. Regulatory Measures to Improve the Safety of CAR-T-Cell Treatment.Transfusion medicine and hemotherapy : offizielles Organ der Deutschen Gesellschaft fur Transfusionsmedizin und Immunhamatologie · 2023
    Article
  8. Pharmacovigilance in China: Evolution and future challenges.British journal of clinical pharmacology · 2023
    Review
  9. Review
  10. 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

5 authors.

C Fernandez-FernandezDivisión de Farmacoepidemiología y Farmacovigilancia, Departamento de Medicamentos de uso Humano, Agencia Española de Medicamentos y Productos Sanitarios, Calle Campezo 1, Edificio 8, 28022, Madrid, Spain. cfernandezfe@aemps.es.ORCID https://orcid.org/0000-0001-7992-8933
E Lázaro-BengoaDivisión de Farmacoepidemiología y Farmacovigilancia, Departamento de Medicamentos de uso Humano, Agencia Española de Medicamentos y Productos Sanitarios, Calle Campezo 1, Edificio 8, 28022, Madrid, Spain.
E Fernández-Antón, Madrid, Spain.
L Quiroga-GonzálezDivisión de Farmacoepidemiología y Farmacovigilancia, Departamento de Medicamentos de uso Humano, Agencia Española de Medicamentos y Productos Sanitarios, Calle Campezo 1, Edificio 8, 28022, Madrid, Spain.
D Montero CorominasDivisión de Farmacoepidemiología y Farmacovigilancia, Departamento de Medicamentos de uso Humano, Agencia Española de Medicamentos y Productos Sanitarios, Calle Campezo 1, Edificio 8, 28022, Madrid, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe aim of this study is to compare the completeness of relevant structured fields such as age, sex, drug and reaction start dates, time to onset, outcome and drug indication, in serious spontaneous cases reported in Spain depending on whether they have been collected by regional pharmacovigilance centres or by the marketing authorization holders.

methodsWe analyzed the completeness of key variables for causality assessment related to the patient, the reaction and the suspected drug in all serious cases spontaneously reported and registered in the Spanish Pharmacovilance database, called FEDRA, from 1 January 2011 until 31 December 2018. The completeness scores were calculated according to the type of field and taking into account the VigiGrade tool. Cases were classified according to the reporting pathway, that is whether they were received and transmitted by marketing authorization holder or by regional pharmacovigilance centres.

resultsThe completeness score of cases collected by regional pharmacovigilance centres was higher in all the studied variables. The main differences were found in drug and reaction start date, and time to onset.

conclusionsThis study shows a high completeness score in cases of suspected adverse reactions reported to the regional pharmacovigilance centres with regard to key elements for causality assessment, signal and duplicate detection. In contrast, marketing authorization holder cases show a low completeness score and a decreasing tendency in all the studied variables over the studied period.

Indexed as

Adverse Drug Reaction Reporting SystemsDrug IndustryFemaleHumansMalePharmacovigilanceSpainCompletenessPharmaceutical industryPharmacovigilanceQualityRegional pharmacovigilance centres

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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.