Evidence map›Paper›PMID 39643591›Full record

ArticleActa ophthalmologica2025

The value of age of onset and family history as predictors of molecular diagnosis in a Swedish cohort of inherited retinal disease.

Karl De Geer, Stefan Löfgren, Anna Lindstrand, Malin Kvarnung, Erik Björck

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Article in Acta ophthalmologica, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
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1 · What the graph read from it

What it found

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2 · The registry

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3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

5 authors.

Karl De GeerDepartment of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden.ORCID https://orcid.org/0000-0001-7849-2082
Stefan LöfgrenDepartment of Clinical Neuroscience, Division of Ophthalmology and Vision, Karolinska Institutet, Stockholm, Sweden.
Anna LindstrandDepartment of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden.
Malin KvarnungDepartment of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden.
Erik BjörckDepartment of Molecular Medicine and Surgery, Karolinska Institutet, Stockholm, Sweden.

Funding

Novartis
6 · The paper itself

Abstract

purposeThis study aimed to characterize clinical and genetic findings in a Swedish cohort with inherited retinal disease (IRD), identify predictors for achieving a molecular diagnosis and evaluate the effects of increased genetic testing over time.

methodsClinical and genetic data from 324 nonrelated IRD index individuals referred for genetic testing in the Stockholm region between 2016 and 2023 were collected retrospectively and analysed by clinical subtype, age of onset and testing period (2016-2020 vs. 2021-2023). Logistic regression was used to calculate odds ratios for age of onset and family history on the likelihood of achieving a molecular diagnosis.

resultsThe diagnostic yield was 55% and involved 56 genes. In 10% of solved individuals, the molecular diagnosis refined the clinical diagnosis. For each 1-year increase in age of onset, the odds of achieving a molecular diagnosis decreased by 3% (odds ratio 0.97, 95% confidence interval 0.96-0.98). A positive family history doubled the odds (odds ratio 2.1, 95% confidence interval 1.3-3.4). The use of genetic testing increased 2.1-fold and the number of molecular diagnoses increased 1.6-fold relative to the population of the Stockholm region between the two testing periods.

conclusionThis study adds to the knowledge of the clinical and genetic landscape of IRDs in Sweden and establishes age of onset and family history as significant predictors for achieving a molecular diagnosis. Increased genetic testing on a population level substantially increased the number of individuals receiving a molecular diagnosis with a high diagnostic yield compared to other rare diseases.

Indexed as

Genetic TestingRetinal DiseasesAdolescentAdultAgedAge of OnsetChildChild, PreschoolFemaleFollow-Up StudiesHumansMaleMedical History TakingMiddle AgedPedigreeRetrospective Studiesage of onseteye diseasesgenomicsretinal dystrophies

Identifiers

PMID39643591
PMCPMC11986402

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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.