This case-insensitive code system http://hl7.org/fhir/uv/pocd/CodeSystem/measurement-status defines the following codes:

Code	Display	Definition
questionable	Questionable	Data may not be reliable
calibration-ongoing	Calibration ongoing	Calibration is ongoing
validated-data	Validated data	Relevant, e.g., in an archive
early-indication	Early indication	Early estimate of value
msmt-ongoing	Measurement ongoing	Indicates that a new measurement is just being taken
in-alarm	Measurement in alarm	Measurement has an active alarm condition
alarm-inhibited	Measurement alarms inhibited	Measurement supports alarming and alarms are turned off