Details of Element:
Percent Grade
Component of
Rayfield V02
Unique Name: pergr13
Contained in the
Common BLSA Data Set
? No
|
Data Points (as of 09/06/98) |
Males |
Females |
Total |
|
Number of Data Points |
811 |
838 |
1649 |
|
Number of Distinct Participants |
569 |
602 |
1171 |
|
Year First Collected |
1968 |
1978 |
- |
|
Year Last Collected |
1998 |
1998 |
- |
Type of Variable: Absolute Measure
Encoding: Continuous
Units of Measure: (undeclared)
Precision: ##.
Anticipated Range: 06. thru 06.
Masterfile Index: 144-04-38
Related Data Elements: none
Specific to this Data Element:
Inclusion/Exclusion Rules:
n/a
Descriptive History:
(none)
Details
for this Data Type
JM -
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Revised 09/18/98 -- Send comments to our
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