Sinus rhythm
Item
sinus rhythm
boolean
C0232201 (UMLS CUI [1])
Heart failure Symptomatic New York Heart Association Classification
Item
symptomatic heart failure – nyha class iii or iv
boolean
C0018801 (UMLS CUI [1,1])
C0231220 (UMLS CUI [1,2])
C1275491 (UMLS CUI [1,3])
ECG QRS complex duration
Item
ecg qrs duration less than 120 milliseconds
boolean
C0013798 (UMLS CUI [1,1])
C0429025 (UMLS CUI [1,2])
LVEF by echocardiogram
Item
lv ejection fraction of less than 35% on echo
boolean
C3837263 (UMLS CUI [1])
Informed Consent
Item
able to give informed consent
boolean
C0021430 (UMLS CUI [1])
Age
Item
age below 18
boolean
C0001779 (UMLS CUI [1])
Pregnancy | Pregnancy, Planned
Item
current or planned pregnancy
boolean
C0032961 (UMLS CUI [1])
C0032992 (UMLS CUI [2])
Patient Refusal
Item
patient refusal
boolean
C0030705 (UMLS CUI [1,1])
C1136454 (UMLS CUI [1,2])
Tachycardia, Ventricular | Ventricular Fibrillation
Item
ventricular tachycardia or ventricular fibrillation
boolean
C0042514 (UMLS CUI [1])
C0042510 (UMLS CUI [2])
Study Subject Participation Status
Item
current or recent (within last 30 days) involvement in other studies
boolean
C2348568 (UMLS CUI [1])
Implantable defibrillator Patient need for
Item
requires implantable cardioverter defibrillator (icd)
boolean
C0162589 (UMLS CUI [1,1])
C0686904 (UMLS CUI [1,2])