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Disease progression and costs of care in Alzheimer's disease patients treated with donepezil: a longitudinal naturalistic cohort.

Gustavsson, Anders ; Jönsson, Linus ; Parmler, Johan ; Andreasen, Niels ; Wattmo, Carina LU ; Wallin, Åsa LU and Minthon, Lennart LU (2012) In European Journal of Health Economics 13(5). p.561-568
Abstract
BACKGROUND/AIMS: Improved data and methods are needed for modeling disease progression in Alzheimer's disease (AD) for economic evaluation of treatments. The aim is to estimate prediction models for long-term AD progression and subsequently economic outcomes.



METHODS: Three-year follow-up data on 435 patients treated with the cholinesterase inhibitor donepezil in clinical practise were analyzed. Regression models were estimated for long-term prediction of decline in cognitive function (ADAS-cog) and activities in daily living (ADL) ability, risk of institutionalization and costs of care.



RESULTS: The cognitive deterioration was estimated at between 1.6 and 4 ADAS-cog points per every 6 months,... (More)
BACKGROUND/AIMS: Improved data and methods are needed for modeling disease progression in Alzheimer's disease (AD) for economic evaluation of treatments. The aim is to estimate prediction models for long-term AD progression and subsequently economic outcomes.



METHODS: Three-year follow-up data on 435 patients treated with the cholinesterase inhibitor donepezil in clinical practise were analyzed. Regression models were estimated for long-term prediction of decline in cognitive function (ADAS-cog) and activities in daily living (ADL) ability, risk of institutionalization and costs of care.



RESULTS: The cognitive deterioration was estimated at between 1.6 and 4 ADAS-cog points per every 6 months, increasing with disease severity. Cognitive function was an important predictor of ADL-ability, which itself was the most important predictor of the risk of institutionalization and costs of care. Combining all models in a cross-validation process generated accurate predictions of costs of care at each 6 months follow-up.



CONCLUSION: The proposed methods for representing AD progression and economic outcomes can be used in micro-simulation models for the economic evaluation of new treatments. (Less)
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author
; ; ; ; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
European Journal of Health Economics
volume
13
issue
5
pages
561 - 568
publisher
Springer
external identifiers
  • wos:000308029500004
  • scopus:84865622054
  • pmid:21822729
ISSN
1618-7601
DOI
10.1007/s10198-011-0334-y
language
English
LU publication?
yes
id
d8953f60-85cf-425a-89e4-14b4a6901a1d (old id 3046737)
date added to LUP
2016-04-01 10:28:07
date last changed
2022-05-13 17:17:53
@article{d8953f60-85cf-425a-89e4-14b4a6901a1d,
  abstract     = {{BACKGROUND/AIMS: Improved data and methods are needed for modeling disease progression in Alzheimer's disease (AD) for economic evaluation of treatments. The aim is to estimate prediction models for long-term AD progression and subsequently economic outcomes.<br/><br>
<br/><br>
METHODS: Three-year follow-up data on 435 patients treated with the cholinesterase inhibitor donepezil in clinical practise were analyzed. Regression models were estimated for long-term prediction of decline in cognitive function (ADAS-cog) and activities in daily living (ADL) ability, risk of institutionalization and costs of care.<br/><br>
<br/><br>
RESULTS: The cognitive deterioration was estimated at between 1.6 and 4 ADAS-cog points per every 6 months, increasing with disease severity. Cognitive function was an important predictor of ADL-ability, which itself was the most important predictor of the risk of institutionalization and costs of care. Combining all models in a cross-validation process generated accurate predictions of costs of care at each 6 months follow-up.<br/><br>
<br/><br>
CONCLUSION: The proposed methods for representing AD progression and economic outcomes can be used in micro-simulation models for the economic evaluation of new treatments.}},
  author       = {{Gustavsson, Anders and Jönsson, Linus and Parmler, Johan and Andreasen, Niels and Wattmo, Carina and Wallin, Åsa and Minthon, Lennart}},
  issn         = {{1618-7601}},
  language     = {{eng}},
  number       = {{5}},
  pages        = {{561--568}},
  publisher    = {{Springer}},
  series       = {{European Journal of Health Economics}},
  title        = {{Disease progression and costs of care in Alzheimer's disease patients treated with donepezil: a longitudinal naturalistic cohort.}},
  url          = {{http://dx.doi.org/10.1007/s10198-011-0334-y}},
  doi          = {{10.1007/s10198-011-0334-y}},
  volume       = {{13}},
  year         = {{2012}},
}