Details of Element: Longest Episode of Back Pain
Component of Joint Pain


Unique Name: leobp0
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
    1 1 month
    2 > 1 and<6 months
    3 6-12 months
    4 > 1 year
    9 Don't know
Precision: #.
Anticipated Range: 1. thru 9.
Masterfile Index: 170-01-38
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 .