A hurdle and negative binomial model approach to analyzing the gender differences in diagnostic imaging utilization under high-deductible health plans

IntroductionHigh-Deductible Health Plans (HDHPs) have been increasingly adopted as a cost-containment strategy in healthcare. However, their impact on the utilization of diagnostic imaging services, particularly across different genders, remains underexplored. This study explores how HDHPs enrollmen...

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Main Authors: Qingyu Hu, Sarah Zheng
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-03-01
Series:Frontiers in Public Health
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Online Access:https://www.frontiersin.org/articles/10.3389/fpubh.2025.1476782/full
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author Qingyu Hu
Sarah Zheng
author_facet Qingyu Hu
Sarah Zheng
author_sort Qingyu Hu
collection DOAJ
description IntroductionHigh-Deductible Health Plans (HDHPs) have been increasingly adopted as a cost-containment strategy in healthcare. However, their impact on the utilization of diagnostic imaging services, particularly across different genders, remains underexplored. This study explores how HDHPs enrollment affect imaging utilization rates and usage patterns among patients of different genders, and it examines the associated gender disparities across various imaging modalities.MethodsUsing data from the 2010 Thomson-Reuters MarketScan Commercial Database, we conducted a quantitative analysis employing Negative Binomial Regression and Hurdle models. The models assessed the association between HDHPs enrollment and diagnostic imaging utilization, with a focus on gender-based differences in usage patterns.ResultsThe analysis revealed that males generally utilize diagnostic imaging services less frequently than females. After HDHPs enrollment, overall imaging utilization declined by 7%, with a more pronounced reduction observed among male enrollees. Specifically, the likelihood of initial ultrasound utilization among males dropped by 8.2% more than among females. However, once at least one imaging procedure had been initiated, gender differences in utilization among HDHPs enrollees were no longer significant.DiscussionThe findings suggest that HDHPs have a gender-differentiated effects on diagnostic imaging utilization, with males experiencing a more significant reduction, especially in the initial use of diagnostic imaging and in the use of ultrasound services. These results highlight the need for gender-sensitive approaches in health insurance policy design and emphasize the importance of targeted patient education to promote equitable access and resource allocation.
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spelling doaj-art-23c7e73f91b44de38945667e2a29befa2025-08-20T02:10:42ZengFrontiers Media S.A.Frontiers in Public Health2296-25652025-03-011310.3389/fpubh.2025.14767821476782A hurdle and negative binomial model approach to analyzing the gender differences in diagnostic imaging utilization under high-deductible health plansQingyu Hu0Sarah Zheng1School of Economics and Business Administration, Chongqing University, Chongqing, ChinaGustavson School of Business, University of Victoria, Victoria, BC, CanadaIntroductionHigh-Deductible Health Plans (HDHPs) have been increasingly adopted as a cost-containment strategy in healthcare. However, their impact on the utilization of diagnostic imaging services, particularly across different genders, remains underexplored. This study explores how HDHPs enrollment affect imaging utilization rates and usage patterns among patients of different genders, and it examines the associated gender disparities across various imaging modalities.MethodsUsing data from the 2010 Thomson-Reuters MarketScan Commercial Database, we conducted a quantitative analysis employing Negative Binomial Regression and Hurdle models. The models assessed the association between HDHPs enrollment and diagnostic imaging utilization, with a focus on gender-based differences in usage patterns.ResultsThe analysis revealed that males generally utilize diagnostic imaging services less frequently than females. After HDHPs enrollment, overall imaging utilization declined by 7%, with a more pronounced reduction observed among male enrollees. Specifically, the likelihood of initial ultrasound utilization among males dropped by 8.2% more than among females. However, once at least one imaging procedure had been initiated, gender differences in utilization among HDHPs enrollees were no longer significant.DiscussionThe findings suggest that HDHPs have a gender-differentiated effects on diagnostic imaging utilization, with males experiencing a more significant reduction, especially in the initial use of diagnostic imaging and in the use of ultrasound services. These results highlight the need for gender-sensitive approaches in health insurance policy design and emphasize the importance of targeted patient education to promote equitable access and resource allocation.https://www.frontiersin.org/articles/10.3389/fpubh.2025.1476782/fullhigh-deductible health plansnegative binomial regressionhurdle modelgendersdiagnostic imaging services
spellingShingle Qingyu Hu
Sarah Zheng
A hurdle and negative binomial model approach to analyzing the gender differences in diagnostic imaging utilization under high-deductible health plans
Frontiers in Public Health
high-deductible health plans
negative binomial regression
hurdle model
genders
diagnostic imaging services
title A hurdle and negative binomial model approach to analyzing the gender differences in diagnostic imaging utilization under high-deductible health plans
title_full A hurdle and negative binomial model approach to analyzing the gender differences in diagnostic imaging utilization under high-deductible health plans
title_fullStr A hurdle and negative binomial model approach to analyzing the gender differences in diagnostic imaging utilization under high-deductible health plans
title_full_unstemmed A hurdle and negative binomial model approach to analyzing the gender differences in diagnostic imaging utilization under high-deductible health plans
title_short A hurdle and negative binomial model approach to analyzing the gender differences in diagnostic imaging utilization under high-deductible health plans
title_sort hurdle and negative binomial model approach to analyzing the gender differences in diagnostic imaging utilization under high deductible health plans
topic high-deductible health plans
negative binomial regression
hurdle model
genders
diagnostic imaging services
url https://www.frontiersin.org/articles/10.3389/fpubh.2025.1476782/full
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AT sarahzheng ahurdleandnegativebinomialmodelapproachtoanalyzingthegenderdifferencesindiagnosticimagingutilizationunderhighdeductiblehealthplans
AT qingyuhu hurdleandnegativebinomialmodelapproachtoanalyzingthegenderdifferencesindiagnosticimagingutilizationunderhighdeductiblehealthplans
AT sarahzheng hurdleandnegativebinomialmodelapproachtoanalyzingthegenderdifferencesindiagnosticimagingutilizationunderhighdeductiblehealthplans