Details of Element: Corresponding Card Number in Text Masterfile
Component of Diagnoses


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

Data Points (as of 09/06/98) Males Females Total
Number of Data Points 160365 57110 217475
Number of Distinct Participants 1570 920 2490
Year First Collected 1958 1978 -
Year Last Collected 1998 1998 -

Type of Variable: Absolute Measure
Encoding: Continuous
Units of Measure: (undeclared)
Precision: ##.
Anticipated Range: 01. thru 99.
Masterfile Index: 003-01-24
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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