Comorbidity generally is measured by medical record abstraction, which is expensive and
often impractical. The aim of this study was to assess the reproducibility and validity of a …

Context To better target services to those who may benefit, many guidelines recommend
incorporating life expectancy into clinical decisions. Objective To assess the quality and …

Abstract Background The Centers for Medicare and Medicaid Services (CMS) has
implemented the CMS-Hierarchical Condition Category (CMS-HCC) model to risk adjust …

OBJECTIVE: First, to compare the distribution of complications and comorbidities associated
with 17 common surgical procedures. We then describe the effect of augmenting an ICD-9 …

The object of this article was to systematically review available methods to measure
comorbidity and to assess their validity and reliability. A search was made in Medline and …

Background Reducing health care costs requires the ability to identify patients most likely to
incur high costs. Our objective was to evaluate the ability of the Charlson comorbidity score …

OBJECTIVES: To compare the ability of five measures of comorbidity to predict mortality and
incident disability in basic activities of daily living (BADLs) in unselected older persons …

Background. In older adults, there is often substantial undiagnosed chronic disease
detectable on noninvasive testing, not accounted for by most comorbidity indices. We …