Evidence map›Paper›PMID 41987515›Full record

SynthesisSingapore medical journal2026

Outcomes of emergency department observation units for geriatric assessment: a systematic review and meta-analysis.

Gini Wei Wen Wong, Melissa Hock, Yong Yi Tan, Andrew Fu Wah Ho, Joanna Shi-En Chan

Abstract readSystematic ReviewMeta-Analysis
In one paragraph

Synthesis in Singapore medical journal, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. 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.

Gini Wei Wen WongDuke-NUS Medical School, Singapore.
Melissa HockLee Kong Chian School of Medicine, Nanyang Technological University, Singapore.
Yong Yi TanLee Kong Chian School of Medicine, Nanyang Technological University, Singapore.
Andrew Fu Wah HoDepartment of Emergency Medicine, Singapore General Hospital, Singapore.
Joanna Shi-En ChanDepartment of Emergency Medicine, Singapore General Hospital, Singapore.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionAgeing populations present challenges for emergency departments (EDs), including rising ED attendances among older adults. Geriatric-centred ED observation units (Geri-EDOUs) provide a means of conducting comprehensive geriatric assessment (CGA) with a view to reduce or shorten acute hospitalisations. A systematic review and meta-analysis was conducted to summarise such interventions and evaluate their outcomes.

methodsSeven databases were searched for relevant articles from their dates of inception to 16 December 2024. Articles describing the implementation of Geri-EDOUs with CGA for managing older patients aged 65 years and above were included. Study characteristics and clinical outcomes such as length of stay (LOS), hospital admission, discharge and readmission rates, ED reattendance rates and mortality were narratively synthesised. Meta-analysis was conducted where appropriate.

resultsFourteen studies were included out of 5656 titles and abstracts screened. We identified three models of Geri-EDOUs, with varied patient profiles and diagnosis categories, unit staffing, patient selection and CGA components. We observed that Geri-EDOUs were associated with shorter LOS and lower hospital admission and readmission rates. Meta-analysis showed a pooled mean LOS of 2.82 days, a mortality rate of 9%, 50% of admissions saved and a 30-day ED readmission rate of 11%. No significant differences in mortality, readmission rates or admissions saved were found in double-arm studies.

conclusionGeriatric-centred EDOUs utilise a variety of designs to provide early access to CGA for patients admitted to EDs and demonstrate the potential to improve patient outcomes. Future studies should also consider evaluating patient-reported outcomes and the cost-effectiveness of running Geri-EDOUs.

Indexed as

Clinical Observation UnitsEmergency Service, HospitalGeriatric AssessmentAgedAged, 80 and overEmergency Room VisitsHospitalizationHumansLength of StayPatient ReadmissionComprehensive geriatric assessmentemergency departmentemergency department observational unitgeriatrics

Identifiers

PMID41987515
PMCPMC13225741

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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.