Version 2.78

Part Description

LP269351-5   Apnea index
The Apnea Index (AI) is the hourly rate of all apneas (obstructive apneas, central apneas, and mixed apneas) during a sleep study. Source: Regenstrief LOINC

Fully-Specified Name

Component
Apnea index
Property
NRat
Time
Stdy
System
^Patient
Scale
Qn
Method

Additional Names

Short Name
Apnea index nRate

Basic Attributes

Class
PULM
Type
Clinical
First Released
Version 2.65
Last Updated
Version 2.65
Order vs. Observation
Observation

Formula (Readable)

Apnea index (AI) = (number of obstructive apneas [LOINC: 90560-4] + number of central apneas [LOINC: 90553-9] + number of mixed apneas [LOINC: 90552-1]) x 60 / total sleep time (TST, in minutes)

Member of these Panels

LOINC Long Common Name
90568-7 Polysomnography panel

Language Variants Get Info

Tag Language Translation
es-MX Spanish (Mexico) Índice de apnea:NRat:Estudio:^ Paciente:Cuantitativo:
it-IT Italian (Italy) Apnea, indice:NRat:Studio:^Paziente:Qn:
Synonyms: Gestione ventilazione polmonare Indice di apnea Indice numerico paziente
zh-CN Chinese (China) 呼吸暂停指数:计数型速率:检查过程持续时间:^患者:定量型:
Synonyms: 医疗服务对象;客户;病人;病患;病号;超系统 - 病人 单位时间内的数量或计数;数量/时间;数量型速率;数量型速率或计数型速率;数量型速率或计数型速率(单位时间);数量或计数型速率;计数/时间;计数型速率(单位时间);数量或计数型速率(单位时间) 可用数量表示的;定量性;数值型;数量型;连续数值型标尺 检查;检查持续时间;检查过程 窒息指数;窒息症指数 肺部测量指标与呼吸机管理

Example Units

Unit Source
/h Example UCUM Units

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

CodeSystem lookup
https://fhir.loinc.org/CodeSystem/$lookup?system=http://loinc.org&code=90562-0