An 'X' indicates the category is available for that sample
Code
Label
87
0
NIU
X
1
Less than 1 year
X
2
One year or more
X
9
Unknown
X
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Description
For female sample adults age 40 and older who have ever taken estrogen pills, ESTROG1YR reports if the person's duration of taking estrogen pills was less than one year or if it was one year or more.
Comparability
There are no comparability issues.
Universe
1987: Half of female sample persons age 40+ (excluded from CACT supplement) who have ever taken estrogen pills.
