Factors impacting hospitalisation and related health service costs in cancer survivors in Australia: Results from a population data linkage study in Queensland (COS‐Q)

Abstract Background The global economic cost of cancer and the costs of ongoing care for survivors are increasing. Little is known about factors affecting hospitalisations and related costs for the growing number of cancer survivors. Our aim was to identify associated factors of cancer survivors adm...

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Main Authors: Katharina M. D. Merollini, Louisa G. Collins, Andrew T. Jones, Joanne F. Aitken, Michael G. Kimlin
Format: Article
Language:English
Published: Wiley 2024-09-01
Series:Cancer Medicine
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Online Access:https://doi.org/10.1002/cam4.70201
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author Katharina M. D. Merollini
Louisa G. Collins
Andrew T. Jones
Joanne F. Aitken
Michael G. Kimlin
author_facet Katharina M. D. Merollini
Louisa G. Collins
Andrew T. Jones
Joanne F. Aitken
Michael G. Kimlin
author_sort Katharina M. D. Merollini
collection DOAJ
description Abstract Background The global economic cost of cancer and the costs of ongoing care for survivors are increasing. Little is known about factors affecting hospitalisations and related costs for the growing number of cancer survivors. Our aim was to identify associated factors of cancer survivors admitted to hospital in the public system and their costs from a health services perspective. Methods A population‐based, retrospective, data linkage study was conducted in Queensland (COS‐Q), Australia, including individuals diagnosed with a first primary cancer who incurred healthcare costs between 2013 and 2016. Generalised linear models were fitted to explore associations between socio‐demographic (age, sex, country of birth, marital status, occupation, geographic remoteness category and socio‐economic index) and clinical (cancer type, year of/time since diagnosis, vital status and care type) factors with mean annual hospital costs and mean episode costs. Results Of the cohort (N = 230,380) 48.5% (n = 111,820) incurred hospitalisations in the public system (n = 682,483 admissions). Hospital costs were highest for individuals who died during the costing period (cost ratio ‘CR’: 1.79, p < 0.001) or living in very remote or remote location (CR: 1.71 and CR: 1.36, p < 0.001) or aged 0–24 years (CR: 1.63, p < 0.001). Episode costs were highest for individuals in rehabilitation or palliative care (CR: 2.94 and CR: 2.34, p < 0.001), or very remote location (CR: 2.10, p < 0.001). Higher contributors to overall hospital costs were ‘diseases and disorders of the digestive system’ (AU$661 m, 21% of admissions) and ‘neoplastic disorders’ (AU$554 m, 20% of admissions). Conclusions We identified a range of factors associated with hospitalisation and higher hospital costs for cancer survivors, and our results clearly demonstrate very high public health costs of hospitalisation. There is a lack of obvious means to reduce these costs in the short or medium term which emphasises an increasing economic imperative to improving cancer prevention and investments in home‐ or community‐based patient support services.
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spelling doaj-art-63d5ed5fe8674252901c9f31ea4813d22025-02-07T09:08:08ZengWileyCancer Medicine2045-76342024-09-011317n/an/a10.1002/cam4.70201Factors impacting hospitalisation and related health service costs in cancer survivors in Australia: Results from a population data linkage study in Queensland (COS‐Q)Katharina M. D. Merollini0Louisa G. Collins1Andrew T. Jones2Joanne F. Aitken3Michael G. Kimlin4School of Health University of the Sunshine Coast Maroochydore Queensland AustraliaHealth Economics, Population Health Department QIMR Berghofer Medical Research Institute Brisbane Queensland AustraliaCentre for Health Services Research, Faculty of Medicine University of Queensland Brisbane Queensland AustraliaCancer Council Queensland Brisbane Queensland AustraliaFaculty of Health Sciences & Medicine Bond University Robina Queensland AustraliaAbstract Background The global economic cost of cancer and the costs of ongoing care for survivors are increasing. Little is known about factors affecting hospitalisations and related costs for the growing number of cancer survivors. Our aim was to identify associated factors of cancer survivors admitted to hospital in the public system and their costs from a health services perspective. Methods A population‐based, retrospective, data linkage study was conducted in Queensland (COS‐Q), Australia, including individuals diagnosed with a first primary cancer who incurred healthcare costs between 2013 and 2016. Generalised linear models were fitted to explore associations between socio‐demographic (age, sex, country of birth, marital status, occupation, geographic remoteness category and socio‐economic index) and clinical (cancer type, year of/time since diagnosis, vital status and care type) factors with mean annual hospital costs and mean episode costs. Results Of the cohort (N = 230,380) 48.5% (n = 111,820) incurred hospitalisations in the public system (n = 682,483 admissions). Hospital costs were highest for individuals who died during the costing period (cost ratio ‘CR’: 1.79, p < 0.001) or living in very remote or remote location (CR: 1.71 and CR: 1.36, p < 0.001) or aged 0–24 years (CR: 1.63, p < 0.001). Episode costs were highest for individuals in rehabilitation or palliative care (CR: 2.94 and CR: 2.34, p < 0.001), or very remote location (CR: 2.10, p < 0.001). Higher contributors to overall hospital costs were ‘diseases and disorders of the digestive system’ (AU$661 m, 21% of admissions) and ‘neoplastic disorders’ (AU$554 m, 20% of admissions). Conclusions We identified a range of factors associated with hospitalisation and higher hospital costs for cancer survivors, and our results clearly demonstrate very high public health costs of hospitalisation. There is a lack of obvious means to reduce these costs in the short or medium term which emphasises an increasing economic imperative to improving cancer prevention and investments in home‐ or community‐based patient support services.https://doi.org/10.1002/cam4.70201Australiacancer survivorshealthcarehospital costrisk factorstreatment
spellingShingle Katharina M. D. Merollini
Louisa G. Collins
Andrew T. Jones
Joanne F. Aitken
Michael G. Kimlin
Factors impacting hospitalisation and related health service costs in cancer survivors in Australia: Results from a population data linkage study in Queensland (COS‐Q)
Cancer Medicine
Australia
cancer survivors
healthcare
hospital cost
risk factors
treatment
title Factors impacting hospitalisation and related health service costs in cancer survivors in Australia: Results from a population data linkage study in Queensland (COS‐Q)
title_full Factors impacting hospitalisation and related health service costs in cancer survivors in Australia: Results from a population data linkage study in Queensland (COS‐Q)
title_fullStr Factors impacting hospitalisation and related health service costs in cancer survivors in Australia: Results from a population data linkage study in Queensland (COS‐Q)
title_full_unstemmed Factors impacting hospitalisation and related health service costs in cancer survivors in Australia: Results from a population data linkage study in Queensland (COS‐Q)
title_short Factors impacting hospitalisation and related health service costs in cancer survivors in Australia: Results from a population data linkage study in Queensland (COS‐Q)
title_sort factors impacting hospitalisation and related health service costs in cancer survivors in australia results from a population data linkage study in queensland cos q
topic Australia
cancer survivors
healthcare
hospital cost
risk factors
treatment
url https://doi.org/10.1002/cam4.70201
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