Thie SCOPE utility allows user to manually recode the COD data according to what is being called the observedoutcome and is being fitted by GLM. It uses xls for input data source and output.
Although this requires more manual input, it allows a flexible and convenient way to recode the SEER COD variable.
Rex Cheung (2019). SCOPE: utility to recode the Cause Of Death (COD) in SEER (https://www.mathworks.com/matlabcentral/fileexchange/37727-scope-utility-to-recode-the-cause-of-death-cod-in-seer), MATLAB Central File Exchange. Retrieved .