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Medical cost data often consist of zero values as well as extremely right‐skewed positive values. A two‐part model is a popular choice for analyzing medical cost data, where the first part models the probability of a positive cost using logistic regression and the second part models the positive cost using a lognormal or Gamma distribution. To address the unmeasured confounding in studies on cost...
Objective
To evaluate the quality of a multiyear linkage between the Colorado all‐payer claims database (APCD) and the Colorado Central Cancer Registry.
Data sources
Secondary 2012–2017 data from the APCD and the Colorado Cancer Registry.
Study design
Descriptive analysis of the proportion of cases captured by the linkage in relation to the cases reported by the registry.
Data collection/extraction...