… The increasing use and sophistication of large administrative databases has led to the …
studies comparing two or more comorbidity measures used in administrative data. Fifty-four …

… using ICD-9 diagnosis codes in administrative health data has been investigated in several
… of five comorbidity measures for population-based diabetes cohorts in administrative data. …

… project attempts to improve on measures of comorbidity for use with administrative inpatient
databases. This study used a large administrative data set to develop and test comorbidity …

… with better performance for use with administrative data. The … the performance of three
comorbidity measures using information … However, the increasingly used administrative databases …

… Administrative databases are being increasingly used for research purposes. They play
an important role in epidemiologic, quality of care, pharmacovigilance, and outcome studies. …

… Medline and HealthStar databases, as well as bibliographies and expert consultations. We
identified six distinct indices of comorbidity for use in administrative databases which were …

… The second comorbidity measure was developed by Elixhauser for use with large administrative
databases to predict mortality, hospital charges, and hospital length of stay. Elixhauser …

… For investigators working with observational data obtained from administrative databases,
comorbidity assessment may be a useful and important means of accounting for differences in …

… in epidemiological studies based on French medical administrative databases.12, 13 Finally
… during a time period improves the predictive performance of these comorbidity measures. …

… comorbidity indices in administrative databases are unrelated and therefore, measure
comorbidity … Although we have found a moderate correlation, since the main utility of comorbidity …