Details of Element: ph
Component of Medical Laboratory


Unique Name: ph0
Contained in the Common BLSA Data Set ? No

Data Points (as of 09/06/98) Males Females Total
Number of Data Points 148 166 314
Number of Distinct Participants 128 136 264
Year First Collected 1967 1979 -
Year Last Collected 1997 1998 -

Type of Variable: Absolute Measure
Encoding: Continuous
Units of Measure: (undeclared)
Precision: #.
Anticipated Range: 5. thru 8.
Masterfile Index: 002-02-38
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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