Evidence map›Paper›PMID 29271009›Full record

ArticleInternational journal of methods in psychiatric research2018

Automatic mining of symptom severity from psychiatric evaluation notes.

George Karystianis, Alejo J Nevado, Chi-Hun Kim, Azad Dehghan, John A Keane, Goran Nenadic

Abstract read
In one paragraph

Article in International journal of methods in psychiatric research, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed, 2 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

20 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  8. Comparative Merits of Available Mortality Data Sources for Clinical Research.AMIA ... Annual Symposium proceedings. AMIA Symposium · 2023
    Article
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  15. Clinical concept extraction: A methodology review.Journal of biomedical informatics · 2020
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  20. Automatic mining of symptom severity from psychiatric evaluation notes.International journal of methods in psychiatric research · 2018
    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

6 authors.

George KarystianisCentre for Health Informatics, Australian Institute of Health Innovation, Macquarie University, Sydney, Australia.ORCID 0000-0003-3491-361X
Alejo J NevadoDepartment of Psychiatry, University of Oxford, Oxford, UK.
Chi-Hun KimDepartment of Psychiatry, University of Oxford, Oxford, UK.
Azad DehghanThe Christie NHS Foundation Trust, Manchester, UK.
John A KeaneSchool of Computer Science, University of Manchester, Manchester, UK.
Goran NenadicSchool of Computer Science, University of Manchester, Manchester, UK.

Funding

Research ProjectP50MH106933 · NIMH · HARVARD MEDICAL SCHOOL · PI KOHANE, ISAAC S. · 2014 to 2018
$17.0M
Challenges in Natural Language Processing in Clinical TextR13LM011411 · NLM · STATE UNIVERSITY OF NEW YORK AT ALBANY · PI UZUNER, OZLEM · 2012 to 2016
$98k
Medical Research Council MC_PC_13042Medical Research Council MC_PC_17215Medical Research Council MR/K006665/1Medical Research Council MR/L023784/1NIMH NIH HHS P50 MH106933NLM NIH HHS R13 LM011411
6 · The paper itself

Abstract

objectivesAs electronic mental health records become more widely available, several approaches have been suggested to automatically extract information from free-text narrative aiming to support epidemiological research and clinical decision-making. In this paper, we explore extraction of explicit mentions of symptom severity from initial psychiatric evaluation records. We use the data provided by the 2016 CEGS N-GRID NLP shared task Track 2, which contains 541 records manually annotated for symptom severity according to the Research Domain Criteria.

methodsWe designed and implemented 3 automatic methods: a knowledge-driven approach relying on local lexicalized rules based on common syntactic patterns in text suggesting positive valence symptoms; a machine learning method using a neural network; and a hybrid approach combining the first 2 methods with a neural network.

resultsThe results on an unseen evaluation set of 216 psychiatric evaluation records showed a performance of 80.1% for the rule-based method, 73.3% for the machine-learning approach, and 72.0% for the hybrid one.

conclusionsAlthough more work is needed to improve the accuracy, the results are encouraging and indicate that automated text mining methods can be used to classify mental health symptom severity from free text psychiatric notes to support epidemiological and clinical research.

Indexed as

Electronic Health RecordsMachine LearningSeverity of Illness IndexAdultData MiningHumansMental DisordersNeural Networks, Computerclassificationneural networkspsychiatric evaluation recordsrule-based approachtext mining

Identifiers

PMID29271009
PMCPMC5888187

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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.