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Look back for the Charlson Index did not improve risk adjustment of cancer surgical outcomes

Dobbins, Timothy A.; Creighton, Nicola; Currow, David C.; Young, Jane M.


OBJECTIVES: The Charlson score is a commonly used measure of comorbidity; however, there is little empirical research into the optimal implementation when studying cancer surgery outcomes using administrative data. We compared four alternative Charlson score implementations, including and excluding metastatic cancer and varying the look-back periods. STUDY DESIGN AND SETTING: Nine years of linked administrative data were used to identify patients undergoing surgery for cancer of the colon,...[Show more]

CollectionsANU Research Publications
Date published: 2015-04
Type: Journal article
Source: Journal of Clinical Epidemiology
DOI: 10.1016/j.jclinepi.2014.12.002


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