Aggregating multiple test results to improve medical decision-making.

Gathering observational data for medical decision-making often involves uncertainties arising from both type I (false positive) and type II (false negative) errors. In this work, we develop a statistical model to study how medical decision-making can be improved by aggregating results from repeated...

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Main Authors: Lucas Böttcher, Maria R D'Orsogna, Tom Chou
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2025-01-01
Series:PLoS Computational Biology
Online Access:https://doi.org/10.1371/journal.pcbi.1012749
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author Lucas Böttcher
Maria R D'Orsogna
Tom Chou
author_facet Lucas Böttcher
Maria R D'Orsogna
Tom Chou
author_sort Lucas Böttcher
collection DOAJ
description Gathering observational data for medical decision-making often involves uncertainties arising from both type I (false positive) and type II (false negative) errors. In this work, we develop a statistical model to study how medical decision-making can be improved by aggregating results from repeated diagnostic and screening tests. Our approach is relevant to not only clinical settings such as medical imaging, but also to public health, as highlighted by the need for rapid, cost-effective testing methods during the SARS-CoV-2 pandemic. Our model enables the development of testing protocols with an arbitrary number of tests, which can be customized to meet requirements for type I and type II errors. This allows us to adjust sensitivity and specificity according to application-specific needs. Additionally, we derive generalized Rogan-Gladen estimates of disease prevalence that account for an arbitrary number of tests with potentially different type I and type II errors. We also provide the corresponding uncertainty quantification.
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institution Kabale University
issn 1553-734X
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language English
publishDate 2025-01-01
publisher Public Library of Science (PLoS)
record_format Article
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spelling doaj-art-e3658e5c03cd4e80a0104088aedc7f3f2025-02-05T05:30:39ZengPublic Library of Science (PLoS)PLoS Computational Biology1553-734X1553-73582025-01-01211e101274910.1371/journal.pcbi.1012749Aggregating multiple test results to improve medical decision-making.Lucas BöttcherMaria R D'OrsognaTom ChouGathering observational data for medical decision-making often involves uncertainties arising from both type I (false positive) and type II (false negative) errors. In this work, we develop a statistical model to study how medical decision-making can be improved by aggregating results from repeated diagnostic and screening tests. Our approach is relevant to not only clinical settings such as medical imaging, but also to public health, as highlighted by the need for rapid, cost-effective testing methods during the SARS-CoV-2 pandemic. Our model enables the development of testing protocols with an arbitrary number of tests, which can be customized to meet requirements for type I and type II errors. This allows us to adjust sensitivity and specificity according to application-specific needs. Additionally, we derive generalized Rogan-Gladen estimates of disease prevalence that account for an arbitrary number of tests with potentially different type I and type II errors. We also provide the corresponding uncertainty quantification.https://doi.org/10.1371/journal.pcbi.1012749
spellingShingle Lucas Böttcher
Maria R D'Orsogna
Tom Chou
Aggregating multiple test results to improve medical decision-making.
PLoS Computational Biology
title Aggregating multiple test results to improve medical decision-making.
title_full Aggregating multiple test results to improve medical decision-making.
title_fullStr Aggregating multiple test results to improve medical decision-making.
title_full_unstemmed Aggregating multiple test results to improve medical decision-making.
title_short Aggregating multiple test results to improve medical decision-making.
title_sort aggregating multiple test results to improve medical decision making
url https://doi.org/10.1371/journal.pcbi.1012749
work_keys_str_mv AT lucasbottcher aggregatingmultipletestresultstoimprovemedicaldecisionmaking
AT mariardorsogna aggregatingmultipletestresultstoimprovemedicaldecisionmaking
AT tomchou aggregatingmultipletestresultstoimprovemedicaldecisionmaking