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Term Description

This term represents the the standard deviation of the inter-beat (RR) intervals between normal heartbeats. The time between successive R-peaks after irregular beats or artifacts is removed.

LOINC Names Get Info

Fully-Specified Name
Heart rate variability SDNN:Time:Pt:^Patient:Qn:
Long Common Name
Heart rate variability SDNN [Time]
Short Name
HR var SDNN Time
Consumer Name Alpha Get Info
Heart rate variability SDNN

Part Model Get Info

  • Component
    Heart rate variability SDNN
    LP450198-9
    • Analyte
      Heart rate variability SDNN
      LP450198-9
      • Component Numerator
        Heart rate variability SDNN
        LP450198-9
        • Component Numerator Core
          Heart rate variability SDNN
          LP450198-9
        • Component Numerator Core Suffix
          NULL
           
      • Component Denominator
        NULL
         
        • Component Denominator Core
          NULL
           
        • Component Denominator Core Suffix
          NULL
           
    • Challenge
      NULL
       
    • Adjustment
      NULL
       
    • Count
      NULL
       
  • Property
    Time
    LP6879-3
  • Time
    Pt
    LP6960-1
  • System
    ^Patient
    LP310005-6
    • System Core
      NULL
       
    • Super System
      Patient
      LP6985-8
  • Scale
    Qn
    LP7753-9
  • Method
    NULL
     

Basic Attributes

Class
CLIN
Type
Clinical
First Released
Version 2.82
Last Updated
Version 2.82 (ADD)
Order vs. Observation
Observation

Language Variants Get Info

TagLanguageTranslation
it-ITItalian (Italy)Variabilità della frequenza cardiaca, SDNN:Tempo:Pt:^Paziente:Qn:
Synonyms: Clinico paziente Punto nel tempo (episodio) SDNN di variabilità della frequenza cardiaca Tempo (e.g. secondi)

Example Units

UnitSource
msExample UCUM Units

LOINC Terminology Service (API) using HL7® FHIR® Get Info

CodeSystem lookup
https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=112429-6