ecg | R Documentation |
PROMISE ECG data
ecg
A data frame with 125462 observations on the following 35 variables.
MRN
character Medical record number
ECGDate
POSIXct ECG exam date, YYYY-MM-DD HH:MM:SS
VentricularRate
numeric Ventricular rate
AtrialRate
numeric Atrial rate
PRInterval
numeric Interval between start of P wave and start QRS, ms
QRSDur
numeric Duration of the QRS-complex, ms
QTInterval
numeric Interval between start of QRS and end of T wave, ms
QTCorrected
numeric Corrected QT-interval according to Bazzet's formula, ms
PAxis
numeric P wave axis, degree
AXIS
numeric R wave axis, degree
TAxis
numeric T wave axis, degree
QRSCount
numeric N QRS complexes measured
QOnset
numeric Q wave onset
QOffset
numeric Q wave offset
POnset
numeric P wave onset
POffset
numeric P wave offset
TOffset
numeric T wave offset
QTcFrederica
numeric Corrected QT-interval according to Frederica formula QTc=QR/RR(1/3)
original_ecg_statement
character Original diagnosis statement in raw ECG XML
filepath
character Name of the raw ECG XML file
Normal_conduction
logical
Sinus_rhytm
numeric
SVT
numeric Supraventricular tachycardia (see details)
Junctional_rhythm
numeric Rythm originating from AV node or His Bundle
LBBB
numeric Left Bundle Branch Block, conventional criteria
RBBB
numeric Right Bundle Branch Block
RBBB_LAFB
logical Bifascicular Block, RBBB + LAFB
RBBB_LPFB
logical Bifascicular Block, RBBB + LPFB
IVCD
numeric Non-specific Intraventricular Conduction Delay
LAFB
numeric Left Anterior Fascicular Block
LPFB
numeric Left Posterior Fascicular Block
AFIB
numeric Atrial Fibrillation
PACE
numeric Paced rhytm, eg. pacemaker
WPW
numeric Wolf-Parkinson White, prexcitation
Exclude
numeric Diagnosis statement indicative for exclusion, (see details)
Date of data extraction 2017-03-31
See end vignette("promise", package = "promise")
for logic
= 1 if ecg diagnosis statement during parsing contained:
Atrial reentry tachycardia
SVT
Flutter
Supra ventricular tachycardia
Atrial tachycardia
= 1 if ecg diagnosis statement during parsing contained:
strip
lvad
idioventricular rhythm
ventricular tach
isorhyth
ventricular escape
asys
ventricular rhyt
atrial lead
stemi
Daniel Loewenstein, loewenstein.daniel@gmail.com
The data comes from Duke University Hospital, Durham, NC, USA
promise
promiseData
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