Details of Element: X-Ray Number of Relative in Study
Component of Abbreviated Genetics Survey


Unique Name: xnori4
Contained in the Common BLSA Data Set ? No

Data Points (as of 09/06/98) Males Females Total
Number of Data Points 171 196 367
Number of Distinct Participants 81 76 157
Year First Collected 1958 1978 -
Year Last Collected 1990 1990 -

Type of Variable: Absolute Measure
Encoding: Continuous
Units of Measure: (undeclared)
Precision: ####.
Anticipated Range: 0011. thru 9999.
Masterfile Index: 402-01-45
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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