Abstract:
BACKGROUND:Accurate estimation of medical care costs raises a host of issues, both practical and methodological. OBJECTIVES:This article reviews methods for estimating the long-term medical care costs associated with a cancer diagnosis. METHODS:The authors consider data from administrative claims databases and describe the analytic challenges posed by these increasingly common resources. They present a number of statistical methods that are valid under censoring and describe methods for estimating mean costs and controlling for covariates. In addition, the authors compare two different approaches for estimating the cancer-related costs; namely, the portion of the long-term costs that may be attributed to the disease. Examples from economic studies of breast and colorectal cancer are presented. RESULTS:In an analysis of data on colorectal cancer costs from the SEER-Medicare database, the two methods used to estimate expected long-term costs (one model based, one not model-based) yielded similar results. However, in calculating expected cancer-related costs, a method that included future medical costs among controls yielded quite different results from the method that did not include these future costs. CONCLUSIONS:Statistical methods for analyzing long-term medical costs under censoring are available and appropriate in many applications where total or disease-related costs are of interest. Several of these approaches are nonparametric and therefore may be expected to be robust against the non-standard features that are often encountered when analyzing medical cost data.
journal_name
Med Carejournal_title
Medical careauthors
Etzioni R,Riley GF,Ramsey SD,Brown Mkeywords:
subject
Has Abstractpub_date
2002-06-01 00:00:00pages
III63-72issue
6 Suppleissn
0025-7079issn
1537-1948journal_volume
40pub_type
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