Evidence map›Paper›PMID 39798971›Full record

Observational studyJournal of thrombosis and haemostasis : JTH2025

Same-day emergency care: a retrospective observational study of the incidence and predictors of venous thromboembolism following hospital-based acute ambulatory medical care.

Susan Shapiro, Jeannette Majert, Abubaker Obeidalla, Alex Clift, Sarah Havord, Angelin Jebamani, Charlotte Matejtschuk, Penney Clarke, Daniel Lasserson

Abstract readObservational Study
In one paragraph

Observational study in Journal of thrombosis and haemostasis : JTH, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. 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

9 authors.

Susan ShapiroDepartment of Haematology, Oxford Haemophilia and Thrombosis Centre, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom; Radcliffe Department of Medicine, University of Oxford, Oxford, United Kingdom. Electronic address: susie.shapiro@ouh.nhs.uk.
Jeannette MajertDepartment of Haematology, Oxford Haemophilia and Thrombosis Centre, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom; Nuffield Department of Women's and Reproductive Health, Medical Science Division, University of Oxford, Oxford, United Kingdom.
Abubaker ObeidallaDepartment of Haematology, Oxford Haemophilia and Thrombosis Centre, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom.
Alex CliftDepartment of Informatics, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom.
Sarah HavordDepartment of Haematology, Oxford Haemophilia and Thrombosis Centre, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom.
Angelin JebamaniDepartment of Haematology, Oxford Haemophilia and Thrombosis Centre, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom.
Charlotte MatejtschukDepartment of Haematology, Oxford Haemophilia and Thrombosis Centre, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom.
Penney ClarkeDepartment of Haematology, Oxford Haemophilia and Thrombosis Centre, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom.
Daniel LassersonDepartment of Health Sciences, Warwick Medical School, University of Warwick, Coventry, United Kingdom; Department of Geratology, Oxford University Hospitals NHS Foundation Trust, Oxford, United Kingdom.

Funding

Medical Research Council MR/T024054/1
6 · The paper itself

Abstract

backgroundSame-day emergency care (SDEC) is an expanding area of hospital acute medical care. It aims to minimize delays and manage medical emergency patients within the same day, enabling hospitalization to be avoided; the expectation is that the patients would have required inpatient hospitalization in the absence of the SDEC service. Venous thromboembolism (VTE) prevention is a key medical inpatient safety measure. Whether VTE prevention should be considered for SDEC patients is unknown.

objectivesTo examine the incidence and predictors of VTE diagnosed within 90 days of SDEC assessment.

methodsData were obtained from electronic health records of people who received SDEC at our hospital during a 5-year period (April 2016 to March 2021).

resultsThere were 40 045 attendance episodes by 33 715 individuals. Median age was 60 years (IQR, 41.0-76.0 years), and 55.2% were women. Three hundred forty-nine patients (0.9%) developed a VTE within 90 days of SDEC. Increased risk of VTE was associated with age more than 60 years, prior malignancy (adjusted odds ratio [OR], 4.12; 95% CI, 3.19-5.32; P < .0001), history of diseases of the circulatory system (adjusted OR, 2.92; 95% CI, 2.27-3.76; P < .0001), and having 1 or more additional SDEC attendances within 30 days (adjusted OR, 4.61; 95% CI, 3.65-5.82; P < .0001). In the 90 days prior to VTE diagnosis, 36.6% of patients had a separate inpatient admission in addition to SDEC. There was no association with completion of an electronic VTE risk assessment (adjusted OR, 0.96; 95% CI, 0.76-1.20).

conclusionThe incidence of VTE following SDEC is similar to that reported for symptomatic VTE in traditional medical inpatients without thromboprophylaxis.

Indexed as

Ambulatory CareEmergency Medical ServicesEmergency Service, HospitalVenous ThromboembolismAdultAgedFemaleHumansIncidenceMaleMiddle AgedRetrospective StudiesRisk AssessmentRisk FactorsTime Factorsambulatory careanticoagulantemergency carepreventionvenous thromboembolism

Identifiers

PMID39798971
PMCPMC7618650

What OpenQuestion holds

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LicenceCC BY
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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.