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st: RE: Create a new variable based on the current observation and values of other observations in the same group
From
Red Owl <[email protected]>
To
<[email protected]>
Subject
st: RE: Create a new variable based on the current observation and values of other observations in the same group
Date
Sun, 13 Oct 2013 19:22:43 -0400
Huanhuan,
Perhaps the following will do what you want:
clear
input byte(family person sex age)
1 1 1 36
1 2 1 16
1 3 1 14
2 1 0 45
2 2 1 42
2 3 0 14
2 4 1 12
2 5 0 10
3 1 0 39
3 2 1 36
3 3 0 11
3 4 1 9
3 5 1 7
3 6 1 3
end
bysort family: egen minage=min(age)
bysort family: gen flag = sex==1 & (age-minage)<=10
bysort family: egen count = total(flag)
list if sex==1, noobs sepby(family)
Red Owl
[email protected]
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