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Counting variables in SAS
Hi, Thanks very much for that, it was really helpful and I'm close to having it figured out. I am only dealing with twins births so triples etc have already been deleted from the data set. Because each twin has a '2' in the single/twin coulmn (count) when I use the code you gave me I am still...- DOYLE1
- Post #3
- Forum: SAS Institute, Inc. solutions
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How do I create thus new column and variable?
Hi Everyone, I need some help with a SAS problem. I am doing some research into twinning and need to identify a way of calculating the sex ratio of twins. What I want is to create a new column which will say FF for female/female twins, MM for male/male twins and MF for male/female twins. My...- DOYLE1
- Thread
- Replies: 2
- Forum: SAS Institute, Inc. solutions
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Counting variables in SAS
Hi Everyone, I really need some help with this. I am doing research on twinning and I want to identify mothers who had more than one set of twins and calculate how many sets of twins they had. My data looks similair to this: Mother Father d.o.b. idtwin single/twin 010 210 15.3.99 01021015399 1...- DOYLE1
- Thread
- Replies: 3
- Forum: SAS Institute, Inc. solutions
