Details of Element: Onset Year
Component of Cerebrovascular Disease


Unique Name: onsye5
Contained in the Common BLSA Data Set ? No

Data Points (as of 09/06/98) Males Females Total
Number of Data Points 13 0 13
Number of Distinct Participants 5 0 5
Year First Collected 1959 n/a -
Year Last Collected 1974 n/a -

Type of Variable: Absolute Measure
Encoding: Continuous; Converted to 4 digit year
Precision: ##.
Anticipated Range: 00. thru 99.
Masterfile Index: 006-02-42
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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