Hi all! I would like to duplicate a value within 1 individual. See below for my example. In my example, I have multiple rows per individual, however only on 1 row contains a value for the Swabdate variable. I would like to duplicate this value to all rows within the individual. How can I do this? Thank you so much! Example: Obs study_id swabdate 1 ~11001~ . 2 ~11001~ . 3 ~11001~ . 4 ~11001~ . 5 ~11001~ . 6 ~11001~ . 7 ~11001~ . 8 ~11001~ . 9 ~11001~ . 10 ~11001~ . 11 ~11001~ . 12 ~11001~ 09/08/2017 13 ~11003~ . 14 ~11003~ . 15 ~11003~ . 16 ~11003~ . 17 ~11003~ . 18 ~11003~ . 19 ~11003~ . 20 ~11003~ . 21 ~11003~ . 22 ~11003~ 09/18/2017 23 ~11005~ .
... View more