Modeling for Prediction of Mortality Based on past Medical History in Hospitalized COVID-19 Patients: A Secondary Analysis

Introduction. Although COVID-19 is not currently a public health emergency, it will affect susceptible individuals in the post-COVID-19 era. Hence, the present study aimed to develop a model for Iranian patients to identify at-risk groups based on past medical history (PMHx) and some other factors a...

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Main Authors: Seyyed Amir Yasin Ahmadi, Yeganeh Karimi, Arash Abdollahi, Ali Kabir
Format: Article
Language:English
Published: Wiley 2024-01-01
Series:Canadian Journal of Infectious Diseases and Medical Microbiology
Online Access:http://dx.doi.org/10.1155/2024/3256108
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author Seyyed Amir Yasin Ahmadi
Yeganeh Karimi
Arash Abdollahi
Ali Kabir
author_facet Seyyed Amir Yasin Ahmadi
Yeganeh Karimi
Arash Abdollahi
Ali Kabir
author_sort Seyyed Amir Yasin Ahmadi
collection DOAJ
description Introduction. Although COVID-19 is not currently a public health emergency, it will affect susceptible individuals in the post-COVID-19 era. Hence, the present study aimed to develop a model for Iranian patients to identify at-risk groups based on past medical history (PMHx) and some other factors affecting the death of patients hospitalized with COVID-19. Methods. A secondary study was conducted with the existing data of hospitalized COVID-19 adult patients in the hospitals covered by Iran University of Medical Sciences. PMHx was extracted from the registered ICD-10 codes. Stepwise logistic regression was used to predict mortality by PMHx and background covariates such as intensive care unit (ICU) admission. Crude population attributable fraction (PAF) as well as crude and adjusted odds ratio (OR) with 95% confidence interval (CI) were reported. Results. A total of 8879 patients were selected with 19.68% mortality. Infectious and parasitic diseases’ history showed the greatest association (OR = 5.72, 95% CI: 4.20, 7.82), while the greatest PAF was for cardiovascular system diseases (20.46%). According to logistic regression modeling, the largest effect, other than ICU admission and age, was for history of infectious and parasitic diseases (OR = 3.089, 95% CI: 2.13, 4.47). A good performance was achieved (area under curve = 0.875). Conclusion. Considering the prevalence of underlying diseases, many mortality cases of COVID-19 are attributable to the history of cardiovascular disease. Future studies are needed for policy making regarding reduction of COVID-19 mortality in susceptible groups in the post-COVID-19 era.
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spelling doaj-art-da27901fed0842939afab6da465c35992025-02-03T01:30:21ZengWileyCanadian Journal of Infectious Diseases and Medical Microbiology1918-14932024-01-01202410.1155/2024/3256108Modeling for Prediction of Mortality Based on past Medical History in Hospitalized COVID-19 Patients: A Secondary AnalysisSeyyed Amir Yasin Ahmadi0Yeganeh Karimi1Arash Abdollahi2Ali Kabir3Preventive Medicine and Public Health Research CenterTehran Heart CenterMinimally Invasive Surgery Research CenterMinimally Invasive Surgery Research CenterIntroduction. Although COVID-19 is not currently a public health emergency, it will affect susceptible individuals in the post-COVID-19 era. Hence, the present study aimed to develop a model for Iranian patients to identify at-risk groups based on past medical history (PMHx) and some other factors affecting the death of patients hospitalized with COVID-19. Methods. A secondary study was conducted with the existing data of hospitalized COVID-19 adult patients in the hospitals covered by Iran University of Medical Sciences. PMHx was extracted from the registered ICD-10 codes. Stepwise logistic regression was used to predict mortality by PMHx and background covariates such as intensive care unit (ICU) admission. Crude population attributable fraction (PAF) as well as crude and adjusted odds ratio (OR) with 95% confidence interval (CI) were reported. Results. A total of 8879 patients were selected with 19.68% mortality. Infectious and parasitic diseases’ history showed the greatest association (OR = 5.72, 95% CI: 4.20, 7.82), while the greatest PAF was for cardiovascular system diseases (20.46%). According to logistic regression modeling, the largest effect, other than ICU admission and age, was for history of infectious and parasitic diseases (OR = 3.089, 95% CI: 2.13, 4.47). A good performance was achieved (area under curve = 0.875). Conclusion. Considering the prevalence of underlying diseases, many mortality cases of COVID-19 are attributable to the history of cardiovascular disease. Future studies are needed for policy making regarding reduction of COVID-19 mortality in susceptible groups in the post-COVID-19 era.http://dx.doi.org/10.1155/2024/3256108
spellingShingle Seyyed Amir Yasin Ahmadi
Yeganeh Karimi
Arash Abdollahi
Ali Kabir
Modeling for Prediction of Mortality Based on past Medical History in Hospitalized COVID-19 Patients: A Secondary Analysis
Canadian Journal of Infectious Diseases and Medical Microbiology
title Modeling for Prediction of Mortality Based on past Medical History in Hospitalized COVID-19 Patients: A Secondary Analysis
title_full Modeling for Prediction of Mortality Based on past Medical History in Hospitalized COVID-19 Patients: A Secondary Analysis
title_fullStr Modeling for Prediction of Mortality Based on past Medical History in Hospitalized COVID-19 Patients: A Secondary Analysis
title_full_unstemmed Modeling for Prediction of Mortality Based on past Medical History in Hospitalized COVID-19 Patients: A Secondary Analysis
title_short Modeling for Prediction of Mortality Based on past Medical History in Hospitalized COVID-19 Patients: A Secondary Analysis
title_sort modeling for prediction of mortality based on past medical history in hospitalized covid 19 patients a secondary analysis
url http://dx.doi.org/10.1155/2024/3256108
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