Wednesday, March 22, 2006
st: RE: RE: list subjects with a similar value
Whoa! The question was just about _listing_. You just changed Raoul's dataset by throwing much of it away.
duplicates tag dateofbirth, gen(tag) sort dateofbirth list id dateofbirth if tag
Nick n.j.cox@durham.ac.uk
Marino, Jennifer > Maybe try something along these lines: > > duplicates tag dateofbirth, gen(tag) > drop if tag==0 > sort dateofbirth > by dateofbirth: list id
Raoul C Reulen > I have a large database and would like to list the idnumber of all > subjects with the same date of birth. How do I do this? I have tried > .duplicate, but can figure out how to do it. Thanks.
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Tag: statalist
