Details of Element:
Year of Xray
Component of
Bone Data
Unique Name: yeofx
Contained in the
Common BLSA Data Set
? No
|
Data Points (as of 09/06/98) |
Males |
Females |
Total |
|
Number of Data Points |
111 |
15 |
126 |
|
Number of Distinct Participants |
110 |
15 |
125 |
|
Year First Collected |
1968 |
1978 |
- |
|
Year Last Collected |
1979 |
1979 |
- |
Type of Variable: Absolute Measure
Encoding: Continuous; Converted to 4 digit year
Precision: ##.
Anticipated Range: 00. thru 99.
Masterfile Index: 162-03-63
Related Data Elements: none
Specific to this Data Element:
Inclusion/Exclusion Rules:
n/a
Descriptive History:
(none)
Details
for this Data Type
JM -
Disclaimer
Revised 09/18/98 -- Send comments to our
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