Details of Element:
How Many Years Ago Stopped Smoking
Component of
Personal Smoking History
Unique Name: hmyas
Contained in the
Common BLSA Data Set
? Yes
|
Data Points (as of 09/06/98) |
Males |
Females |
Total |
|
Number of Data Points |
5310 |
1337 |
6647 |
|
Number of Distinct Participants |
843 |
353 |
1196 |
|
Year First Collected |
1958 |
1978 |
- |
|
Year Last Collected |
1998 |
1998 |
- |
Type of Variable: Absolute Measure
Encoding: Continuous
Units of Measure: years
Precision: ##.#
Anticipated Range: 00.0 thru 99.9
Masterfile Index: 409-01-13
Related Data Elements: none
Specific to this Data Element:
Inclusion/Exclusion Rules:
n/a
Descriptive History:
(none)
Details
for this Data Type
JM -
Disclaimer
Revised 09/18/98 -- Send comments to our
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