This case-sensitive code system http://hl7.org/fhir/us/cdmh/CodeSystem/pcornet-pro-type defines the following codes:

Code	Display	Definition
PM	PROMIS	Self-reported and parent-reported measures of global, physical, mental, and social health for adults and children in the general population and those living with a chronic condition.
NQ	Neuro-QoL	Self-reported and proxy-reported measures of physical, mental, and social health for adults and children living with a neurological condition.
AM	ASQC-Me	Self-reported measures of physical, mental, and social health for adults living with sickle cell disease.
NT	NIH Toolbox	Performance tests of cognitive, motor, and sensory function and self-reported measures of emotional function for adults and children in the general population and those living with a chronic condition.
PC	PRO_CTCAE	A patient-reported outcome measurement system developed by the National Cancer Institute to capture symptomatic adverse events in patients on cancer clinical trials.
LC	LOINC	Terminology / vocabulary used to describe the PRO item is LOINC.
HC	HCAHPS	HCAHPS initiative is to provide a standardized survey instrument and data collection methodology for measuring patients perspectives on hospital care.
NI	No information	Terminology / vocabulary used to describe the PRO item is No information.
UN	Unknown	Terminology / vocabulary used to describe the PRO item is Unknown.
OT	Other	Terminology / vocabulary used to describe the PRO item is Other.