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The weights are based on EHR data from the Vanderbilt University Medical Center Synthetic Derivative (SD) and ICD-phecode map version 1.2.




A data.table with the following columns:

  • phecode: Character vector of phecodes

  • prev: Numeric vector of prevalences, i.e., fraction of subjects in the SD that have at least one occurrence of the given phecode

  • w: Numeric vector of weights, calculated as -log10(prev)

See also