Can caregivers report their care recipients' post-stroke hospitalizations and outpatient visits accurately? Findings of an Asian prospective stroke cohort.

dc.contributor.author

Tyagi, Shilpa

dc.contributor.author

Koh, Gerald Choon-Huat

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Luo, Nan

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Tan, Kelvin Bryan

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Hoenig, Helen

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Matchar, David B

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Yoong, Joanne

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Finkelstein, Eric A

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Lee, Kim En

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Venketasubramanian, N

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Menon, Edward

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Chan, Kin Ming

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De Silva, Deidre Anne

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Yap, Philip

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Tan, Boon Yeow

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Chew, Effie

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Young, Sherry H

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Ng, Yee Sien

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Tu, Tian Ming

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Ang, Yan Hoon

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Kong, Keng He

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Singh, Rajinder

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Merchant, Reshma A

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Chang, Hui Meng

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Yeo, Tseng Tsai

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Ning, Chou

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Cheong, Angela

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Ng, Yu Li

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Tan, Chuen Seng

dc.date.accessioned

2021-05-05T06:50:58Z

dc.date.available

2021-05-05T06:50:58Z

dc.date.issued

2018-10-25

dc.date.updated

2021-05-05T06:50:57Z

dc.description.abstract

Background

Health services research aimed at understanding service use and improving resource allocation often relies on collecting subjectively reported or proxy-reported healthcare service utilization (HSU) data. It is important to know the discrepancies in such self or proxy reports, as they have significant financial and policy implications. In high-dependency populations, such as stroke survivors, with varying levels of cognitive impairment and dysphasia, caregivers are often potential sources of stroke survivors' HSU information. Most of the work conducted on agreement analysis to date has focused on validating different sources of self-reported data, with few studies exploring the validity of caregiver-reported data. Addressing this gap, our study aimed to quantify the agreement across the caregiver-reported and national claims-based HSU of stroke patients.

Methods

A prospective study comprising multi-ethnic stroke patient and caregiver dyads (Nā€‰=ā€‰485) in Singapore was the basis of the current analysis, which used linked national claims records. Caregiver-reported health services data were collected via face-to-face and telephone interviews, and similar health services data were extracted from the national claims records. The main outcome variable was the modified intraclass correlation coefficient (ICC), which provided the level of agreement across both data sources. We further identified the amount of over- or under-reporting by caregivers across different service types.

Results

We observed variations in agreement for different health services, with agreement across caregiver reports and national claims records being the highest for outpatient visits (specialist and primary care), followed by hospitalizations and emergency department visits. Interestingly, caregivers over-reported hospitalizations by approximately 49% and under-reported specialist and primary care visits by approximately 20 to 30%.

Conclusions

The accuracy of the caregiver-reported HSU of stroke patients varies across different service types. Relatively more objective data sources, such as national claims records, should be considered as a first choice for quantifying health care usage before considering caregiver-reported usage. Caregiver-reported outpatient service use was relatively more accurate than inpatient service use over shorter recall periods. Therefore, in situations where objective data sources are limited, caregiver-reported outpatient information can be considered for low volumes of healthcare consumption, using an appropriate correction to account for potential under-reporting.
dc.identifier

10.1186/s12913-018-3634-4

dc.identifier.issn

1472-6963

dc.identifier.issn

1472-6963

dc.identifier.uri

https://hdl.handle.net/10161/22796

dc.language

eng

dc.publisher

Springer Science and Business Media LLC

dc.relation.ispartof

BMC health services research

dc.relation.isversionof

10.1186/s12913-018-3634-4

dc.subject

Humans

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Ambulatory Care

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Hospitalization

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Cohort Studies

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Prospective Studies

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Mental Recall

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Research Design

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Adult

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Aged

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Middle Aged

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Caregivers

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Proxy

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Survivors

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Primary Health Care

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Singapore

dc.subject

Female

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Male

dc.subject

Stroke

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Self Report

dc.subject

Facilities and Services Utilization

dc.title

Can caregivers report their care recipients' post-stroke hospitalizations and outpatient visits accurately? Findings of an Asian prospective stroke cohort.

dc.type

Journal article

duke.contributor.orcid

Hoenig, Helen|0000-0002-6682-2627

duke.contributor.orcid

Matchar, David B|0000-0003-3020-2108

pubs.begin-page

817

pubs.issue

1

pubs.organisational-group

Institutes and Provost's Academic Units

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Duke Global Health Institute

pubs.organisational-group

Duke

pubs.organisational-group

University Institutes and Centers

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School of Medicine

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Duke Clinical Research Institute

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Pathology

pubs.organisational-group

Medicine, General Internal Medicine

pubs.organisational-group

Institutes and Centers

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Clinical Science Departments

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Medicine

pubs.organisational-group

Center for the Study of Aging and Human Development

pubs.organisational-group

Medicine, Geriatrics

pubs.publication-status

Published

pubs.volume

18

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