NIH Common Data Elements (CDE) Repository

Permissible Values:

Value	Code Name	Code Description
Adverse event	Adverse event	Adverse event
Other clinical decision (e.g., investigator decision, primary care provider decision, etc.) OR other reason specified by the protocol (i.e., institutionalization, pregnancy, etc.)	Other clinical decision (e.g., investigator decision, primary care provider decision, etc.) OR other reason specified by the protocol (i.e., institutionalization, pregnancy, etc.)	Other clinical decision (e.g., investigator decision, primary care provider decision, etc.) OR other reason specified by the protocol (i.e., institutionalization, pregnancy, etc.)
Death	Death	Death
Participant's/Subject's decision (e.g., unwilling/unable to commit time and/or resources, moved from area, etc.)	Participant's/Subject's decision (e.g., unwilling/unable to commit time and/or resources, moved from area, etc.)	Participant's/Subject's decision (e.g., unwilling/unable to commit time and/or resources, moved from area, etc.)
Lost to follow-up	Lost to follow-up	Lost to follow-up
Other, specify	Other, specify	Other, specify