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nhanes2018
/ URDTIME3
URDTIME3
//
The time between the second and third urine sample collections in minutes
→ use this variable in analysis
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attributes
dataset
nhanes2018
· NHANES 2017-2018 Cycle
type
categorical
role
data file
UCFLOW_J
keywords
Coded values
code
meaning
31 to 148
Range of Values