76643-6
ClinicalR-R interval.standard deviation (Heart rate variability) by EKG
LOINC 6-Axis Classification
Component
RR interval.standard deviation
Property
Time
Time Aspect
Pt
System
Heart
Scale Type
Qn
Method Type
EKG
Details
Class
EKG.MEAS
Order/Observation
Both
Short Name
RR.sd (HR var)
Related Names
CardiacCardioCardiologyECGEKG.MEASUREMENTSElectrocardiogramElectrocardiographHeart DiseaseHeart rate variabilityHR variabilityHrtPoint in timeQNTQuanQuantQuantitativeRandomR-R intervalRR.sd (HR var)
Frequently Asked Questions
What is LOINC code 76643-6?
LOINC code 76643-6 identifies "R-R interval.standard deviation (Heart rate variability) by EKG". It measures RR interval.standard deviation in Heart.
What does 76643-6 measure?
This code measures RR interval.standard deviation in Heart. It belongs to the EKG.MEAS class in the LOINC classification.
What is LOINC?
LOINC (Logical Observation Identifiers Names and Codes) is a universal standard for identifying laboratory and clinical observations. It is maintained by the Regenstrief Institute and used worldwide for health data exchange.