Evidence map›Paper›PMID 42291686›Full record

ArticleJCPP advances2026

Cohort profile: The Halmstad University Register on Pupils with Intellectual Disability.

Eva Jönsson, Carin Staland-Nyman, Paul Lichtenstein, Magnus Tideman

Abstract read
In one paragraph

Article in JCPP advances, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

4 authors.

Eva JönssonSchool of Health and Welfare Halmstad University Halmstad Sweden.ORCID https://orcid.org/0009-0004-6226-7509
Carin Staland-NymanSchool of Health and Welfare Halmstad University Halmstad Sweden.
Paul LichtensteinDepartment of Medical Epidemiology and Biostatistics Karolinska Institutet Stockholm Sweden.
Magnus TidemanSchool of Health and Welfare Halmstad University Halmstad Sweden.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Knowledge about the living conditions among people with intellectual disabilities (ID) is globally scarce. Even in countries with good access to registers, this is often partly due to the absence of a single, comprehensive, nationwide register of individuals with ID or the inability to identify all individuals with ID within existing registers. In Sweden, the Halmstad University Register on Pupils with ID (HURPID) was established to fill this gap. HURPID is based on the population that left the Swedish Upper Secondary School for pupils with ID (USSID) in 2001-2020. Most young people with ID in Sweden are expected to attend USSID. The aims of this paper were to describe the construction, structure, and content of HURPID, to validate the register, and to provide examples of what it has been used for. Methods: Based on school leaving certificates or corresponding, personal identity number, gender, educational programme, municipality where the school was located, and graduation year were registered. HURPID has been linked with various registers in projects addressing research questions about the target group's living conditions. Results: HURPID consists of 26,910 individuals (11,078 women, 15,832 men), born in 1973-2003. Through linkages, knowledge has been gained about occupational patterns, psychiatric comorbidity, mortality, substance use, criminality and victimisation. Conclusions: HURPID demonstrates the highest completeness of individuals with ID of working age in Sweden. This makes it possible to follow the development of adolescents with ID over time. As one of the most extensive and comprehensive registers of individuals with ID in the world, it also forms a unique register internationally.

Indexed as

cohort profileintellectual disabilityregisterspecial school

Identifiers

PMID42291686
PMCPMC13260680

What OpenQuestion holds

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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.