Data Handling Rules

Information in this section translates how raw data are converted to the databased items and outlines data cleaning procedures established by the CALERIE Committee. They contain the ‘rules’ for derivations of variables, defining/coding variables, range limits, and allocation to refusal and missing values.  These are of most use for the majority of Network Investigators when the precise definition of variables is required.

Documents included in this section, each of which will open in a new window: