Details of Element: Left Ear, When Are Noises Present
Component of Hearing History Questionnaire

Unique Name: lewan
Contained in the Common BLSA Data Set ? No

Data Points (as of 09/06/98) Males Females Total
Number of Data Points 0 0 0
Number of Distinct Participants 0 0 0
Year First Collected n/a n/a -
Year Last Collected n/a n/a -

Type of Variable: Absolute Measure
Encoding: Discrete
    Value Meaning
    0 Always
    1 Often
    2 Sometimes
    3 Rarely
Precision: #.
Anticipated Range: 0. thru 3.
Masterfile Index: 605-01-37
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 .