AnswerFormat

The expected format of an answer.

This value set has an inline code system http://hl7.org/fhir/answer-format, which defines the following codes:

Code	Display	Definition
boolean	Boolean	Answer is a yes/no answer.
decimal	Decimal	Answer is a floating point number.
integer	Integer	Answer is an integer.
date	Date	Answer is a date.
dateTime	Date Time	Answer is a date and time.
instant	Instant	Answer is a system timestamp.
time	Time	Answer is a time (hour/minute/second) independent of date.
string	String	Answer is a short (few words to short sentence) free-text entry.
text	Text	Answer is a long (potentially multi-paragraph) free-text entry (still captured as a string).
url	Url	Answer is a url (website, FTP site, etc.).
choice	Choice	Answer is a Coding drawn from a list of options.
open-choice	Open Choice	Answer is a Coding drawn from a list of options or a free-text entry.
attachment	Attachment	Answer is binary content such as a image, PDF, etc.
reference	Reference	Answer is a reference to another resource (practitioner, organization, etc.).
quantity	Quantity	Answer is a combination of a numeric value and unit, potentially with a comparator (<, >, etc.).