Variables is a list of variables in the input data set. Select existing ID variables from this list.
Date Part is a list of date parts that you can specify for the selected ID variable. For each ID variable that you select from the Variables list, select the Date Part value that describes what the values of the ID variable represent.
arrow button moves the selected existing ID variable and date part specification to the “Existing Time IDs” list. Once you have done this, you can select another ID variable from the Variables list.
New variable is the name of the time ID variable to be created. You can type any valid SAS variable name in this field.
New interval is the time interval between observations in the input data set implied by the date part ID variables you have selected.
OK closes the window and proceeds to the next step in the time ID creation process.
Cancel closes the window without creating a time ID. Any options you specified are lost.
Reset resets the options to their initial values upon entry to the window.