ArticleBMJ open2024
Validating the recording of exacerbations of asthma in electronic health records: a systematic review protocol.
Article in BMJ open, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper, 1 of them a synthesis that pooled 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.
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.
Who cites it
1 citing paper in PubMed, 1 synthesis or guideline pooled it.
- Validating exacerbations of asthma in electronic health records: a systematic review.European respiratory review : an official journal of the European Respiratory Society · 2026Pooled it
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
3 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
introductionAsthma exacerbations or 'attacks' can vary in severity from mild worsening of symptoms to life-threatening changes that require urgent hospital care. Understanding these exacerbations is crucial to improving treatment and support for patients. Electronic health records (EHR) using anonymised data from people with asthma in primary and secondary care can be used to understand exacerbations and outcomes. However, previous studies found significant heterogeneity in the algorithms used to define asthma exacerbations. Validating definitions of asthma exacerbations in EHR will lead to more robust and comparable evidence in future research. METHODS AND ANALYSIS: Medline and Embase will be searched for the key concepts relating to asthma exacerbations, EHR and validation. All studies that validate exacerbations of asthma in EHR and administrative claims databases published before 30 May 2024 and written in English will be considered. Validated algorithms for asthma exacerbations or attacks must be compared against a reference or gold standard definition, and a measure of validity must be included. Articles will be screened for inclusion by two independent reviewers with any disagreements resolved by consensus or arbitration by a third reviewer. Study details will be extracted, and the risk of bias will be assessed using a QUADAS-2 tailored to this review. ETHICS & DISSEMINATION: No ethical approval is required as this is a review of previously published literature. Results will be disseminated in a peer-reviewed journal with the aim of being used in future research to help identify asthma exacerbation in EHR. PROSPERO REGISTRATION NUMBER: CRD42024545081.
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Registered trials
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.