Evidence map›Paper›PMID 32773773›Full record

ArticleGenetics in medicine : official journal of the American College of Medical Genetics2020

A longitudinal footprint of genetic epilepsies using automated electronic medical record interpretation.

Shiva Ganesan, Peter D Galer, Katherine L Helbig, Sarah E McKeown, Margaret O'Brien, Alexander K Gonzalez, Alex S Felmeister, Pouya Khankhanian, Colin A Ellis, Ingo Helbig

Erratum issuedAbstract read
In one paragraph

Article in Genetics in medicine : official journal of the American College of Medical Genetics, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing 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

24 citing papers in PubMed.

  1. Review
  2. Epilepsy disease classification: a community effort to enhance the Mondo Disease Ontology.Database : the journal of biological databases and curation · 2026
    Article
  3. Article
  4. Article
  5. Article
  6. A Longitudinal Exploration ofNeurology. Genetics · 2025
    Review
  7. Clinical signatures of genetic epilepsies precede diagnosis in electronic medical records of 32,000 individuals.Genetics in medicine : official journal of the American College of Medical Genetics · 2024
    Article
  8. Article
  9. Article
  10. Article
  11. Article
  12. Clinical variants inGenetics in medicine open · 2023
    Article
  13. Article
  14. Review
  15. Review
  16. Article
  17. Generalizable Long COVID Subtypes: Findings from the NIH N3C and RECOVER Programs.medRxiv : the preprint server for health sciences · 2022
    Article
  18. Article
  19. Review
  20. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

10 authors.

Shiva Ganesan *Division of Neurology, Children's Hospital of Philadelphia, Philadelphia, PA, USA.
Peter D Galer *Division of Neurology, Children's Hospital of Philadelphia, Philadelphia, PA, USA.
Katherine L HelbigDivision of Neurology, Children's Hospital of Philadelphia, Philadelphia, PA, USA.
Sarah E McKeownDivision of Neurology, Children's Hospital of Philadelphia, Philadelphia, PA, USA.
Margaret O'BrienDivision of Neurology, Children's Hospital of Philadelphia, Philadelphia, PA, USA.
Alexander K GonzalezThe Epilepsy NeuroGenetics Initiative (ENGIN), Children's Hospital of Philadelphia, Philadelphia, PA, USA.
Alex S FelmeisterDepartment of Biomedical and Health Informatics (DBHi), Children's Hospital of Philadelphia, Philadelphia, PA, USA.
Pouya KhankhanianDepartment of Neurology, University of Pennsylvania, Perelman School of Medicine, Philadelphia, PA, USA.
Colin A EllisThe Epilepsy NeuroGenetics Initiative (ENGIN), Children's Hospital of Philadelphia, Philadelphia, PA, USA.
Ingo HelbigDivision of Neurology, Children's Hospital of Philadelphia, Philadelphia, PA, USA. helbigi@email.chop.edu.ORCID http://orcid.org/0000-0001-8486-0558

Funding

Phenotypic Diversity in COVID-19UL1TR001878 · NCATS · UNIVERSITY OF PENNSYLVANIA · PI FITZGERALD, GARRET A · 2016 to 2025
$102.4M
Project 3 - Development and investigation of murine models of channelopathy-associated epilepsyU54NS108874 · NINDS · NORTHWESTERN UNIVERSITY AT CHICAGO · PI KISKINIS, EVANGELOS · 2018 to 2022
$12.1M
The Intellectual and Developmental Disabilities Research Center at CHOP/PennU54HD086984 · NICHD · CHILDREN'S HOSP OF PHILADELPHIA · PI YUDKOFF, MARC · 2016 to 2020
$6.3M
Postdoctoral Training Program in Genomic MedicineT32HG009495 · NHGRI · UNIVERSITY OF PENNSYLVANIA · PI Katherine L. Nathanson, Bogdan Pasaniuc · 2017 to 2026
$4.2M
ClinGen Expert Curation Panel for the EpilepsiesU24NS120854 · NINDS · ST. JUDE CHILDREN'S RESEARCH HOSPITAL · PI Ingo Helbig, HEATHER C. MEFFORD · 2021 to 2026
$2.0M
Joint analysis of genomic and electronic medical record data to assess outcomes and drug response in pediatric epilepsiesK02NS112600 · NINDS · CHILDREN'S HOSP OF PHILADELPHIA · PI HELBIG, INGO · 2020 to 2024
$963k
NCATS NIH HHS UL1 TR001878NHGRI NIH HHS T32 HG009495NICHD NIH HHS U54 HD086984NINDS NIH HHS K02 NS112600NINDS NIH HHS U24 NS120854NINDS NIH HHS U54 NS108874
6 · The paper itself

Abstract

purposeChildhood epilepsies have a strong genetic contribution, but the disease trajectory for many genetic etiologies remains unknown. Electronic medical record (EMR) data potentially allow for the analysis of longitudinal clinical information but this has not yet been explored.

methodsWe analyzed provider-entered neurological diagnoses made at 62,104 patient encounters from 658 individuals with known or presumed genetic epilepsies. To harmonize clinical terminology, we mapped clinical descriptors to Human Phenotype Ontology (HPO) terms and inferred higher-level phenotypic concepts. We then binned the resulting 286,085 HPO terms to 100 3-month time intervals and assessed gene-phenotype associations at each interval.

resultsWe analyzed a median follow-up of 6.9 years per patient and a cumulative 3251 patient years. Correcting for multiple testing, we identified significant associations between "Status epilepticus" with SCN1A at 1.0 years, "Severe intellectual disability" with PURA at 9.75 years, and "Infantile spasms" and "Epileptic spasms" with STXBP1 at 0.5 years. The identified associations reflect known clinical features of these conditions, and manual chart review excluded provider bias.

conclusionSome aspects of the longitudinal disease histories can be reconstructed through EMR data and reveal significant gene-phenotype associations, even within closely related conditions. Gene-specific EMR footprints may enable outcome studies and clinical decision support.

Indexed as

EpilepsyIntellectual DisabilitySpasms, InfantileChildElectronic Health RecordsHumansPhenotypechildhood epilepsyelectronic medical recordsHuman Phenotype Ontologyneurogenetics

Identifiers

PMID32773773
PMCPMC7708303

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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.