https://communities.sas.com/t5/SAS-Programming/Dropping-matched-pair-observations/m-p/260239#M50473 <P>I have a dataset 'A' containing matched cases and controls. &nbsp;The matched cases and controls exist as a single line observation. I have another dataset 'B' where I've identified certain controls from within A that I dont want to include in my study anymore. How can I drop the matched pair lines from A using the observations from B? (using SAS 9.4)</P> Wed, 30 Mar 2016 21:27:41 GMT sanketshah07 2016-03-30T21:27:41Z https://communities.sas.com/t5/SAS-Programming/Dropping-matched-pair-observations/m-p/260239#M50473 <P>I have a dataset 'A' containing matched cases and controls. &nbsp;The matched cases and controls exist as a single line observation. I have another dataset 'B' where I've identified certain controls from within A that I dont want to include in my study anymore. How can I drop the matched pair lines from A using the observations from B? (using SAS 9.4)</P> Wed, 30 Mar 2016 21:27:41 GMT https://communities.sas.com/t5/SAS-Programming/Dropping-matched-pair-observations/m-p/260239#M50473 sanketshah07 2016-03-30T21:27:41Z https://communities.sas.com/t5/SAS-Programming/Dropping-matched-pair-observations/m-p/260258#M50475 <P>Please provide examples of the input data sets, preferably as datastep code and what the desired output for those input sets would be.</P> <P>&nbsp;</P> <P>&nbsp;</P> Wed, 30 Mar 2016 22:22:20 GMT https://communities.sas.com/t5/SAS-Programming/Dropping-matched-pair-observations/m-p/260258#M50475 ballardw 2016-03-30T22:22:20Z