Purpose
Specifies the person-years variable for AMFIT models.
Programs
AMFIT
Syntax
PYR vname
Arguments and Subcommands
vname
The variable which contains the person years for each record.
Remarks
The default person year variable name is pyr. If a variable with this name is not found in the data set, the user must specify the person-year variable before fitting a model in AMFIT. The BSF headers in BSF files created by AMFIT contain information about the name of the person-years variable being used at the time the BSF file was written.
Example
To indicate that the py variable contains the person years at risk:
PYR py