Details of Element: Sample 1
Component of Ogtt

Unique Name: sam1q3
Contained in the Common BLSA Data Set ? Yes

Data Points (as of 09/06/98) Males Females Total
Number of Data Points 1238 0 1238
Number of Distinct Participants 869 0 869
Year First Collected 1964 n/a -
Year Last Collected 1977 n/a -

Type of Variable: Absolute Measure
Encoding: Continuous
Units of Measure: mg/dL
Precision: ###.
Anticipated Range: 000. thru 999.
Masterfile Index: 121-02-01
Related Data Elements: sam1q , sam1q7 , sam1q11 , sam1q18 , sam1q21 , sam1q25 , sam1q26 , sam1q29 , sam1q32 , sam1q36 , sam1q45
Specific to this Data Element:
    Descriptive history:
    The 121 file type contains data from the oral glucose tolerance test (OGTT). The oral glucose dose is 1.75g/kg of body weight. It consisted of a 25% solution flavored with lemon juice and is ingested in 5 minutes. The tests were performed between July 1964 and June 1977 in BLSA men.

    Data collection methodology:
    Blood chemistry.

    Related protocols:
    Other blood chemistries.

    Investigators:
    Dr. Reubin Andres (primary investigator)
    GRC Box-24
    andresr@grc.nia.nih.gov
    (410)-558-8194

    Frequency of data collection:
    Every fourth or fifth visit.

    Inclusion/exclusion rules:
    No subjects previously diagnosed with Diabetes Mellitus.

    Publications using these data:
Details for this Data Type
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Revised 09/18/98 -- Send comments to our Web Master .