Details of Element:
* Binary Sum of Renal Classification
Component of
Renal Diagnostic Classification
Unique Name: bsorc
Contained in the
Common BLSA Data Set
? No
|
Data Points (as of 09/06/98) |
Males |
Females |
Total |
|
Number of Data Points |
0 |
0 |
0 |
|
Number of Distinct Participants |
0 |
0 |
0 |
|
Year First Collected |
n/a |
n/a |
- |
|
Year Last Collected |
n/a |
n/a |
- |
Type of Variable: Absolute Measure
Encoding: Continuous
Units of Measure: (undeclared)
Precision: #####.
Anticipated Range: 00000. thru 99999.
Masterfile Index: 008-01-01
Related Data Elements: none
Specific to this Data Element:
Descriptive history:
The 008 file type contains renal diagnostic classification information on BLSA participants. The
coding of Card 1
deals with factors known to influence creatinine clearance values. These factors include the
presence of diseases
and the use of medications known to affect the test.
Data collection methodology:
Medical history.
Related protocols:
Serum creatinine levels, urinary creatinine, and creatinine clearance.
Investigators:
Dr. Reubin Andres (primary investigator)
GRC Box-24
andresr@grc.nia.nih.gov
(410)-558-8194
Frequency of data collection:
Data collected on BLSA men from 1958 to 1972.
.
Inclusion/exclusion rules:
Publications using these data:
-
Rowe J; Andres R; Tobin J et al.: The effect of age on creatinine clearance in men: a
cross-sectional and
longitudinal study. Journal of Gerontology 1976 31: 155-163 (1976).
Details
for this Data Type
JM -
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Revised 09/18/98 -- Send comments to our
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