Details of Element: Did You Ever Regularly Smoke More Than This
Component of Personal Smoking History

Unique Name: dyers
Contained in the Common BLSA Data Set ? Yes

Data Points (as of 09/06/98) Males Females Total
Number of Data Points 1871 431 2302
Number of Distinct Participants 498 150 648
Year First Collected 1958 1978 -
Year Last Collected 1998 1998 -

Type of Variable: Absolute Measure
Encoding: Discrete
    Value Meaning
    1 No
    2 Yes
    4 Unknown
Precision: #.
Anticipated Range: 1. thru 4.
Masterfile Index: 409-01-04
Related Data Elements: none
Specific to this Data Element:
    Inclusion/Exclusion Rules: n/a
    Descriptive History: (none)
Details for this Data Type
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Revised 09/18/98 -- Send comments to our Web Master .