Evidence map›Paper›PMID 39759582›Full record

ArticleThe Lancet regional health. Europe2025

Incidence, case fatality, and functional outcome of intracerebral haemorrhage, according to age, sex, and country income level: a systematic review and meta-analysis.

Axel Wolsink, Maaike P Cliteur, Charlotte J van Asch, Hieronymus D Boogaarts, Ruben Dammers, Gerjon Hannink, Floris H B M Schreuder, Catharina J M Klijn

Abstract read
In one paragraph

Article in The Lancet regional health. Europe, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed, 4 pooled it
–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

32 citing papers in PubMed, 4 syntheses or guidelines pooled it.

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  4. Surgery for spontaneous supratentorial intracerebral haemorrhage.The Cochrane database of systematic reviews · 2025
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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

8 authors.

Axel WolsinkDepartment of Neurology, Donders Institute for Brain, Cognition and Behaviour, Radboud University Medical Centre, Geert Grooteplein Zuid 10, 6525 GA, Nijmegen, the Netherlands.
Maaike P CliteurDepartment of Neurology, Donders Institute for Brain, Cognition and Behaviour, Radboud University Medical Centre, Geert Grooteplein Zuid 10, 6525 GA, Nijmegen, the Netherlands.
Charlotte J van AschStichting Epilepsie Instellingen Nederland (SEIN), Dr. Denekampweg 20, 8025 BV, Zwolle, the Netherlands.
Hieronymus D BoogaartsDepartment of Neurosurgery, Radboud University Medical Centre, Geert Grooteplein Zuid 10, 6525 GA, Nijmegen, the Netherlands.
Ruben DammersDepartment of Neurosurgery, Erasmus Medical Centre, Erasmus MC Stroke Centre, Dr. Molewaterplein 40, 3015 GD, Rotterdam, the Netherlands.
Gerjon HanninkDepartment of Medical Imaging, Radboud University Medical Center, Geert Grooteplein Zuid 10, 6525 GA, Nijmegen, the Netherlands.
Floris H B M SchreuderDepartment of Neurology, Donders Institute for Brain, Cognition and Behaviour, Radboud University Medical Centre, Geert Grooteplein Zuid 10, 6525 GA, Nijmegen, the Netherlands.
Catharina J M KlijnDepartment of Neurology, Donders Institute for Brain, Cognition and Behaviour, Radboud University Medical Centre, Geert Grooteplein Zuid 10, 6525 GA, Nijmegen, the Netherlands.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Intracerebral haemorrhage (ICH) accounts for approximately 28% of all strokes worldwide. ICH has a high case fatality, and only few survivors recover to independent living. Over the past decades, demographic changes, and changes in prevalence and management of risk factors may have influenced incidence. Widespread implementation of stroke units and improved care in general may have affected case fatality and outcome. We aimed to update the evidence on incidence, case fatality, and functional outcome of ICH, according to age, sex, and country income level. Methods: We systematically searched PubMed and Embase from 2008 to April 2023 for prospective population-based studies on incidence, case fatality, or functional outcome of first-ever ICH. We excluded studies in which less than 80% of cases was confirmed with imaging or autopsy. Quality of the studies was assessed based on the used case finding methods. We used inverse variance-based random-effects meta-analyses to pool the crude incidence, case fatality at 1 month, and the percentage of patients with good functional outcome after 3, 6, or 12 months, as defined by the authors of the individual studies. Time trends were assessed using weighted linear meta-regression. Funnel plots were constructed to study publication bias. The review was registered on PROSPERO (CRD42023413314). Findings: We identified 70 eligible studies, describing 19,470 ICH patients from 26 different countries. Of these, 62 studies reported on crude incidence, 41 on case fatality, and 10 on functional outcome. Overall crude incidence was 29.2 per 100,000 person-years (95% CI 23.3-36.4; I Interpretation: Our results demonstrate the persistently high burden and devastating consequences of ICH, stressing the need for better preventive strategies and acute treatments. Funding: None.

Indexed as

Case fatalityFunctional outcomeIncidenceIntracerebral haemorrhageStroke

Identifiers

PMID39759582
PMCPMC11699750

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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.