Evidence map›Paper›PMID 39844429›Full record

ReviewBritish journal of clinical pharmacology2025

A review on the role of extrapolation as basis for paediatric marketing authorization applications of medicines in the EU.

Charlotte W M Simons, Loes C H Maton, Maaike van Dartel, Michiel van den Heuvel, Loes den Otter, Carolien Versantvoort, Pieter J Colin, Jeroen V Koomen

Abstract readReview
In one paragraph

Review in British journal of clinical pharmacology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Strategies for pediatric dose derivation from population pharmacokinetic models.Journal of pharmacokinetics and pharmacodynamics · 2026
    Article
  2. Article
  3. Review
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

8 authors.

Charlotte W M SimonsDutch Medicines Evaluation Board, Utrecht, The Netherlands.
Loes C H MatonDutch Medicines Evaluation Board, Utrecht, The Netherlands.
Maaike van DartelDutch Medicines Evaluation Board, Utrecht, The Netherlands.
Michiel van den HeuvelDutch Medicines Evaluation Board, Utrecht, The Netherlands.
Loes den OtterDutch Medicines Evaluation Board, Utrecht, The Netherlands.
Carolien VersantvoortDutch Medicines Evaluation Board, Utrecht, The Netherlands.
Pieter J ColinDepartment of Anesthesiology, University of Groningen, University Medical Center Groningen, Groningen, The Netherlands.ORCID https://orcid.org/0000-0003-3616-5539
Jeroen V KoomenDutch Medicines Evaluation Board, Utrecht, The Netherlands.ORCID https://orcid.org/0000-0001-7253-3998

Funding

European Health and Digital Executive Agency 101137141
6 · The paper itself

Abstract

aimsFor new medicines, drug companies obtain regulatory approval on the strategy to generate evidence in the paediatric population, which can be supported by extrapolation of evidence obtained in a reference population. This study investigated whether paediatric marketing authorization applications (PMAAs) supported by extrapolation based on exposure-matching were more successful-i.e. approval of the targeted paediatric population-and efficient-i.e. duration of the drug development-compared to PMAAs not supported by extrapolation.

methodsData was extracted from completed paediatric investigation plans (PIPs), associated drug labels and public assessment reports published on the European Medicines Agency website. Assessment reports were evaluated to assess whether PMAAs were supported by extrapolation based on exposure-matching. Wilcoxon rank-sum tests were used to compare PMAAs supported and not supported by extrapolation based on exposure-matching for outcomes of interest.

resultsExposure-matching supported the benefit/risk assessment of 39.6% of the PMAAs. Targeted and approved minimum age of the paediatric population were comparable for PMAAs where extrapolation based on exposure-matching supported the benefit/risk assessment (2.0 vs. 2.0 years, P-value = .72), but not for PMAAs not supported by extrapolation (0.2 years vs. 0.5 years, P-value = .05). Completion of drug development was 5.4 years vs. 4.3 years (P = .04) in PMAAs supported by extrapolation based on exposure-matching compared to those not supported by extrapolation, respectively.

conclusionsPMAAs supported by extrapolation based on exposure-matching succeeded more often in obtaining marketing approval in the targeted paediatric population than PMAAs not supported by exposure-matching, but were also less efficient.

Indexed as

Drug ApprovalPediatricsChildDrug DevelopmentDrug IndustryEuropean UnionHumansMarketingRisk Assessmentdrug developmentextrapolationpaediatric medicinepharmacometricsregulatory science

Identifiers

PMID39844429
PMCPMC12035585

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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.