Momentary Depression Severity Prediction in Patients With Acute Depression Who Undergo Sleep Deprivation Therapy: Speech-Based Machine Learning Approach

Abstract BackgroundMobile devices for remote monitoring are inevitable tools to support treatment and patient care, especially in recurrent diseases such as major depressive disorder. The aim of this study was to learn if machine learning (ML) models based on longitudinal spee...

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Main Authors: Lisa-Marie Hartnagel, Daniel Emden, Jerome C Foo, Fabian Streit, Stephanie H Witt, Josef Frank, Matthias F Limberger, Sara E Schmitz, Maria Gilles, Marcella Rietschel, Tim Hahn, Ulrich W Ebner-Priemer, Lea Sirignano
Format: Article
Language:English
Published: JMIR Publications 2024-12-01
Series:JMIR Mental Health
Online Access:https://mental.jmir.org/2024/1/e64578
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author Lisa-Marie Hartnagel
Daniel Emden
Jerome C Foo
Fabian Streit
Stephanie H Witt
Josef Frank
Matthias F Limberger
Sara E Schmitz
Maria Gilles
Marcella Rietschel
Tim Hahn
Ulrich W Ebner-Priemer
Lea Sirignano
author_facet Lisa-Marie Hartnagel
Daniel Emden
Jerome C Foo
Fabian Streit
Stephanie H Witt
Josef Frank
Matthias F Limberger
Sara E Schmitz
Maria Gilles
Marcella Rietschel
Tim Hahn
Ulrich W Ebner-Priemer
Lea Sirignano
author_sort Lisa-Marie Hartnagel
collection DOAJ
description Abstract BackgroundMobile devices for remote monitoring are inevitable tools to support treatment and patient care, especially in recurrent diseases such as major depressive disorder. The aim of this study was to learn if machine learning (ML) models based on longitudinal speech data are helpful in predicting momentary depression severity. Data analyses were based on a dataset including 30 inpatients during an acute depressive episode receiving sleep deprivation therapy in stationary care, an intervention inducing a rapid change in depressive symptoms in a relatively short period of time. Using an ambulatory assessment approach, we captured speech samples and assessed concomitant depression severity via self-report questionnaire over the course of 3 weeks (before, during, and after therapy). We extracted 89 speech features from the speech samples using the Extended Geneva Minimalistic Acoustic Parameter Set from the Open-Source Speech and Music Interpretation by Large-Space Extraction (audEERING) toolkit and the additional parameter speech rate. ObjectiveWe aimed to understand if a multiparameter ML approach would significantly improve the prediction compared to previous statistical analyses, and, in addition, which mechanism for splitting training and test data was most successful, especially focusing on the idea of personalized prediction. MethodsTo do so, we trained and evaluated a set of >500 ML pipelines including random forest, linear regression, support vector regression, and Extreme Gradient Boosting regression models and tested them on 5 different train-test split scenarios: a group 5-fold nested cross-validation at the subject level, a leave-one-subject-out approach, a chronological split, an odd-even split, and a random split. ResultsIn the 5-fold cross-validation, the leave-one-subject-out, and the chronological split approaches, none of the models were statistically different from random chance. The other two approaches produced significant results for at least one of the models tested, with similar performance. In total, the superior model was an Extreme Gradient Boosting in the odd-even split approach (RP ConclusionsOverall, our analyses highlight that ML fails to predict depression scores of unseen patients, but prediction performance increased strongly compared to our previous analyses with multilevel models. We conclude that future personalized ML models might improve prediction performance even more, leading to better patient management and care.
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spelling doaj-art-62acb32aa59a4460abccdf370dae423f2024-12-30T15:01:47ZengJMIR PublicationsJMIR Mental Health2368-79592024-12-0111e64578e6457810.2196/64578Momentary Depression Severity Prediction in Patients With Acute Depression Who Undergo Sleep Deprivation Therapy: Speech-Based Machine Learning ApproachLisa-Marie Hartnagelhttp://orcid.org/0000-0001-8449-4017Daniel Emdenhttp://orcid.org/0000-0001-7459-6634Jerome C Foohttp://orcid.org/0000-0003-1067-5725Fabian Streithttp://orcid.org/0000-0003-1080-4339Stephanie H Witthttp://orcid.org/0000-0002-1571-1468Josef Frankhttp://orcid.org/0000-0003-4867-9465Matthias F Limbergerhttp://orcid.org/0000-0002-6332-397XSara E Schmitzhttp://orcid.org/0000-0003-4496-7398Maria Gilleshttp://orcid.org/0000-0002-9604-4459Marcella Rietschelhttp://orcid.org/0000-0002-5236-6149Tim Hahnhttp://orcid.org/0000-0001-6541-3795Ulrich W Ebner-Priemerhttp://orcid.org/0000-0002-2769-5944Lea Sirignanohttp://orcid.org/0000-0002-7989-5833 Abstract BackgroundMobile devices for remote monitoring are inevitable tools to support treatment and patient care, especially in recurrent diseases such as major depressive disorder. The aim of this study was to learn if machine learning (ML) models based on longitudinal speech data are helpful in predicting momentary depression severity. Data analyses were based on a dataset including 30 inpatients during an acute depressive episode receiving sleep deprivation therapy in stationary care, an intervention inducing a rapid change in depressive symptoms in a relatively short period of time. Using an ambulatory assessment approach, we captured speech samples and assessed concomitant depression severity via self-report questionnaire over the course of 3 weeks (before, during, and after therapy). We extracted 89 speech features from the speech samples using the Extended Geneva Minimalistic Acoustic Parameter Set from the Open-Source Speech and Music Interpretation by Large-Space Extraction (audEERING) toolkit and the additional parameter speech rate. ObjectiveWe aimed to understand if a multiparameter ML approach would significantly improve the prediction compared to previous statistical analyses, and, in addition, which mechanism for splitting training and test data was most successful, especially focusing on the idea of personalized prediction. MethodsTo do so, we trained and evaluated a set of >500 ML pipelines including random forest, linear regression, support vector regression, and Extreme Gradient Boosting regression models and tested them on 5 different train-test split scenarios: a group 5-fold nested cross-validation at the subject level, a leave-one-subject-out approach, a chronological split, an odd-even split, and a random split. ResultsIn the 5-fold cross-validation, the leave-one-subject-out, and the chronological split approaches, none of the models were statistically different from random chance. The other two approaches produced significant results for at least one of the models tested, with similar performance. In total, the superior model was an Extreme Gradient Boosting in the odd-even split approach (RP ConclusionsOverall, our analyses highlight that ML fails to predict depression scores of unseen patients, but prediction performance increased strongly compared to our previous analyses with multilevel models. We conclude that future personalized ML models might improve prediction performance even more, leading to better patient management and care.https://mental.jmir.org/2024/1/e64578
spellingShingle Lisa-Marie Hartnagel
Daniel Emden
Jerome C Foo
Fabian Streit
Stephanie H Witt
Josef Frank
Matthias F Limberger
Sara E Schmitz
Maria Gilles
Marcella Rietschel
Tim Hahn
Ulrich W Ebner-Priemer
Lea Sirignano
Momentary Depression Severity Prediction in Patients With Acute Depression Who Undergo Sleep Deprivation Therapy: Speech-Based Machine Learning Approach
JMIR Mental Health
title Momentary Depression Severity Prediction in Patients With Acute Depression Who Undergo Sleep Deprivation Therapy: Speech-Based Machine Learning Approach
title_full Momentary Depression Severity Prediction in Patients With Acute Depression Who Undergo Sleep Deprivation Therapy: Speech-Based Machine Learning Approach
title_fullStr Momentary Depression Severity Prediction in Patients With Acute Depression Who Undergo Sleep Deprivation Therapy: Speech-Based Machine Learning Approach
title_full_unstemmed Momentary Depression Severity Prediction in Patients With Acute Depression Who Undergo Sleep Deprivation Therapy: Speech-Based Machine Learning Approach
title_short Momentary Depression Severity Prediction in Patients With Acute Depression Who Undergo Sleep Deprivation Therapy: Speech-Based Machine Learning Approach
title_sort momentary depression severity prediction in patients with acute depression who undergo sleep deprivation therapy speech based machine learning approach
url https://mental.jmir.org/2024/1/e64578
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