The impact of active community-based survey on dementia detection ratio in Taiwan: A cohort study with historical control

BackgroundAlthough early dementia detection is crucial to optimize the treatment outcomes and the management of associated symptoms, the published literature is scarce regarding the effectiveness of active screening protocols in enhancing dementia awareness and increasing the rate of early detection...

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Main Authors: Yun-Ru Lu, Tzy-Haw Wu, Yachung Jeng, Wen-Yuan Lee, Wei-Chih Hsu, Amy Ming-Fang Yen, Shin-Liang Pan, Yen-Ching Chen, Sam Li-Sheng Chen, Hsiu-Hsi Chen, Horng-Huei Liou
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-01-01
Series:Frontiers in Public Health
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Online Access:https://www.frontiersin.org/articles/10.3389/fpubh.2022.1005252/full
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author Yun-Ru Lu
Tzy-Haw Wu
Yachung Jeng
Wen-Yuan Lee
Wei-Chih Hsu
Amy Ming-Fang Yen
Shin-Liang Pan
Yen-Ching Chen
Sam Li-Sheng Chen
Hsiu-Hsi Chen
Horng-Huei Liou
author_facet Yun-Ru Lu
Tzy-Haw Wu
Yachung Jeng
Wen-Yuan Lee
Wei-Chih Hsu
Amy Ming-Fang Yen
Shin-Liang Pan
Yen-Ching Chen
Sam Li-Sheng Chen
Hsiu-Hsi Chen
Horng-Huei Liou
author_sort Yun-Ru Lu
collection DOAJ
description BackgroundAlthough early dementia detection is crucial to optimize the treatment outcomes and the management of associated symptoms, the published literature is scarce regarding the effectiveness of active screening protocols in enhancing dementia awareness and increasing the rate of early detection. The present study compared the detection ratio of an active community-based survey for dementia detection with the detection ratio of passive screening during routine clinical practice. Data for passive screening were obtained from the National Health Insurance (NHI) system, which was prospectively collected during the period from 2000 to 2003.DesignA population-based cohort study with historical control.SettingTaiwan.ParticipantsA total of 183 participants aged 65 years or older were involved in a community-based survey. Data from 1,921,308 subjects aged 65 years or older were retrieved from the NHI system.MeasurementsAn adjusted detection ratio, defined as a ratio of dementia prevalence to incidence was used.ResultsThe results showed that the dementia prevalence during the 2000–2003 period was 2.91% in the elderly population, compared with a prevalence of 6.59% when the active survey was conducted. The incidence of dementia in the active survey cohort was 1.83%. Overall, the dementia detection ratio was higher using active surveys [4.23, 95% confidence interval (CI): 2.68–6.69] than using passive detection (1.45, 95% CI: 1.43–1.47) for those aged 65–79 years. Similar findings were observed for those aged 80 years and older.ConclusionThe implementation of an active community-based survey led to a 3-fold increase in the detection rate of early dementia detection compared to passive screening during routine practice.
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spelling doaj.art-d19284fb220c407a9d07fbd25e78eb632023-01-06T15:37:35ZengFrontiers Media S.A.Frontiers in Public Health2296-25652023-01-011010.3389/fpubh.2022.10052521005252The impact of active community-based survey on dementia detection ratio in Taiwan: A cohort study with historical controlYun-Ru Lu0Tzy-Haw Wu1Yachung Jeng2Wen-Yuan Lee3Wei-Chih Hsu4Amy Ming-Fang Yen5Shin-Liang Pan6Yen-Ching Chen7Sam Li-Sheng Chen8Hsiu-Hsi Chen9Horng-Huei Liou10Department of Neurology, China Medical University Hospital, Taipei, TaiwanDepartment of Internal Medicine, National Taiwan University, Taipei, TaiwanSchool of Oral Hygiene, College of Oral Medicine, Taipei Medical University, Taipei, TaiwanDepartment of Neurosurgey, China Medical University Hospital, Taichung, TaiwanDepartment of Neurology, Shin Kong Memorial Wu Ho-Su Hospital, Taipei, TaiwanSchool of Oral Hygiene, College of Oral Medicine, Taipei Medical University, Taipei, TaiwanDepartment of Physical Medicine and Rehabilitation, National Taiwan University Hospital, Taipei, TaiwanInstitute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, TaiwanSchool of Oral Hygiene, College of Oral Medicine, Taipei Medical University, Taipei, TaiwanInstitute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, TaiwanDepartment of Neurology and Pharmacology, College of Medicine, National Taiwan University Hospital, Yunlin, TaiwanBackgroundAlthough early dementia detection is crucial to optimize the treatment outcomes and the management of associated symptoms, the published literature is scarce regarding the effectiveness of active screening protocols in enhancing dementia awareness and increasing the rate of early detection. The present study compared the detection ratio of an active community-based survey for dementia detection with the detection ratio of passive screening during routine clinical practice. Data for passive screening were obtained from the National Health Insurance (NHI) system, which was prospectively collected during the period from 2000 to 2003.DesignA population-based cohort study with historical control.SettingTaiwan.ParticipantsA total of 183 participants aged 65 years or older were involved in a community-based survey. Data from 1,921,308 subjects aged 65 years or older were retrieved from the NHI system.MeasurementsAn adjusted detection ratio, defined as a ratio of dementia prevalence to incidence was used.ResultsThe results showed that the dementia prevalence during the 2000–2003 period was 2.91% in the elderly population, compared with a prevalence of 6.59% when the active survey was conducted. The incidence of dementia in the active survey cohort was 1.83%. Overall, the dementia detection ratio was higher using active surveys [4.23, 95% confidence interval (CI): 2.68–6.69] than using passive detection (1.45, 95% CI: 1.43–1.47) for those aged 65–79 years. Similar findings were observed for those aged 80 years and older.ConclusionThe implementation of an active community-based survey led to a 3-fold increase in the detection rate of early dementia detection compared to passive screening during routine practice.https://www.frontiersin.org/articles/10.3389/fpubh.2022.1005252/fulldementiaearly detectionprevalenceincidenceawareness
spellingShingle Yun-Ru Lu
Tzy-Haw Wu
Yachung Jeng
Wen-Yuan Lee
Wei-Chih Hsu
Amy Ming-Fang Yen
Shin-Liang Pan
Yen-Ching Chen
Sam Li-Sheng Chen
Hsiu-Hsi Chen
Horng-Huei Liou
The impact of active community-based survey on dementia detection ratio in Taiwan: A cohort study with historical control
Frontiers in Public Health
dementia
early detection
prevalence
incidence
awareness
title The impact of active community-based survey on dementia detection ratio in Taiwan: A cohort study with historical control
title_full The impact of active community-based survey on dementia detection ratio in Taiwan: A cohort study with historical control
title_fullStr The impact of active community-based survey on dementia detection ratio in Taiwan: A cohort study with historical control
title_full_unstemmed The impact of active community-based survey on dementia detection ratio in Taiwan: A cohort study with historical control
title_short The impact of active community-based survey on dementia detection ratio in Taiwan: A cohort study with historical control
title_sort impact of active community based survey on dementia detection ratio in taiwan a cohort study with historical control
topic dementia
early detection
prevalence
incidence
awareness
url https://www.frontiersin.org/articles/10.3389/fpubh.2022.1005252/full
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