SAS documentation describes the 'senspec' option using PROC FREQ. This can be applied to a 2*2 table. When I use it in this context: proc freq data=new order=data; tables test*response / senspec; run; I get the error message attached. The error suggestions that senspec is not a valid option. SAS documentation says that it is https://documentation.sas.com/?docsetId=procstat&docsetTarget=procstat_freq_details53.htm&docsetVersion=9.4&locale=en
... View more