PhenX - substance - age of first use protocol 031201 62507-9
LOINC Code
LOINC code
62507-9
name
PhenX - substance - age of first use protocol 031201
description
Measurement to ascertain the respondent's age of initiation of first use of substances. This question is repeated for each substance noted in the Substances - Lifetime Use measure.
status
TRIAL
Fully-Specified Name
component
PhenX - substance - age of first use protocol 031201
property
-
time
Pt = Point in time: To identify measures at a point in time. This is a synonym for “spot” or “random” as applied to urine measurements.
LOINC codes that represent optional associated observation(s) for a clinical observation or laboratory test. A LOINC term may represent a single associated observation or panel containing several associated observations.
Updated the PhenX ID from "PhenX." to "PX" in Survey Question Source field to align with the variable identifier used in the PhenX Toolkit.; Added the PhenX protocol ID to the Component to clearly define the protocol version for which this panel is based upon.
Related Names
Pan Panel PANEL.PHENX Panl Pnl
Point in time Random Subs Substance age first use proto
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