Description

Stores answer values for all concepts that have coded datatypes (answers are other concepts from the dictionary).

Attributes

	Column Name	Type	Default	Description
	concept_answer_id	int		Unique key for this table.
	concept_id concept.concept_id	int		Concept for which there is one or more coded answers for.
	answer_concept concept.concept_id	int	NULL	Answer term for a given concept. For each answer, there will be a row in this table.
	answer_drug drug.drug_id	int	NULL	When concepts have drug datatypes, they will have answers from the drug table.
	creator users.user_id	int		Creator of the answer.
	date_created	datetime	0000-00-00 00:00:00	Date the answer was created.
primary key, required