Evidence map›Paper›PMID 40032799›Full record

ReviewPharmaceutical medicine2025

Disproportionality Analysis and Causal Inference in Drug Safety.

Emil Scosyrev, Sigrid Behr, Devendra Jain, Arun Ponnuru, Christiane Michel

Abstract readReview
PubMed Publisher
In one paragraph

Review in Pharmaceutical medicine, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

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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

5 authors.

Emil ScosyrevQuantitative Safety and Epidemiology, Novartis Pharmaceuticals Corporation, One Health Plaza, East Hanover, NJ, 07936-1080, USA. emil.scosyrev@novartis.com.ORCID 0000-0003-4601-1170
Sigrid BehrNovartis Pharma AG, Basel, Switzerland.
Devendra JainNovartis Pharma AG, Basel, Switzerland.
Arun PonnuruNovartis Healthcare Pvt Ltd, Hyderabad, India.
Christiane MichelNovartis Pharma AG, Basel, Switzerland.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Disproportionality analysis is a method of safety signal detection based on quantitative analysis of spontaneous reports of adverse events. Disproportionality findings are often presented in medical publications as real-world evidence on drug safety. In this paper, we review theoretical properties of disproportionality analysis in the framework of causal inference theory. We show that measures of disproportionality can approximate the causal rate ratio for a specific drug-event combination when the study drug and the set of comparator drugs satisfy all of the following conditions: (1) there is no uncontrolled confounding for the drug-event association of interest, (2) under-reporting for the event of interest is either absent or has the same relative magnitude for the study drug and for the comparator drugs, and (3) reporting rates for all adverse events combined are the same for the study drug and for the comparator drug set. Because these conditions are typically not even approximately satisfied in practice, the overwhelming majority of disproportionality hits represent statistical noise rather than causal associations. Researchers choosing to report disproportionality findings in publications should explicitly acknowledge all key assumptions and the exploratory nature of this data-mining technique.

Indexed as

Adverse Drug Reaction Reporting SystemsDrug-Related Side Effects and Adverse ReactionsCausalityData MiningHumans

Identifiers

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.