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POPCoDeS

Assistance to get you out of programming purgatory.

Combining multiple records into one field

Posted on April 29, 2022

Let’s say you have data in long format: [Read More]

Tags: SAS DO UNTIL FIRST LAST CATX BY-GROUP

Posted on March 1, 2022

How do you aggregate in SAS? You often have to use some PROC’s to get what you need. [Read More]

Tags: SAS PROC MEANS PROC SQL CLASS GROUP BY SUMMARIZE STATISTICS EFFICIENCY

Posted on February 22, 2022

Overview [Read More]

Tags: SAS PROC SQL INTO DICTONARY METADATA

Posted on November 30, 2021

Overview [Read More]

Tags: SAS MERGE PROC FREQ SPARSE RETAIN PDV

Posted on October 20, 2021

We often need to flag whether a patient was diagnosed with a given medical condition. [Read More]

Tags: SAS ARRAY DO LOOP