Age
Item
age ≥ 18 years old
boolean
C0001779 (UMLS CUI [1])
Persistent atrial fibrillation | Permanent atrial fibrillation
Item
persistent (≥ 1 month) or permanent atrial fibrillation. persistent af will be where obtaining and maintaining sinus rhythm is deemed either not worthwhile, or to be ineffective in the long term, or where both the patient and physician accept the presence of af, where rhythm control intervention is, by definition no longer pursued. permanent af is defined as atrial fibrillation where sinus rhythm cannot be restored.
boolean
C2585653 (UMLS CUI [1])
C2586056 (UMLS CUI [2])
Heart failure New York Heart Association Classification | Heart failure Ambulatory New York Heart Association Classification
Item
nyha class ii , iii or ambulatory class iv heart failure
boolean
C0018801 (UMLS CUI [1,1])
C1275491 (UMLS CUI [1,2])
C0018801 (UMLS CUI [2,1])
C1561561 (UMLS CUI [2,2])
C1275491 (UMLS CUI [2,3])
Left ventricular ejection fraction Echocardiography | Left ventricular ejection fraction MRI of Heart
Item
left ventricular ejection fraction (lvef) ≤ 35% by objective criteria such as echocardiography, or cardiac mri
boolean
C0428772 (UMLS CUI [1,1])
C0013516 (UMLS CUI [1,2])
C0428772 (UMLS CUI [2,1])
C0412692 (UMLS CUI [2,2])
QRS duration 12 lead ECG
Item
qrs duration on 12-lead ecg ≥ 120ms
boolean
C0429025 (UMLS CUI [1,1])
C0430456 (UMLS CUI [1,2])
Protocol Compliance
Item
able and willing to comply with all pre-, post- and follow-up testing and requirements.
boolean
C0525058 (UMLS CUI [1])
Age
Item
age < 18 years
boolean
C0001779 (UMLS CUI [1])
Pregnancy
Item
pregnancy
boolean
C0032961 (UMLS CUI [1])
Ablation of Cardiac Atrioventricular Node Previous
Item
previous av nodal ablation
boolean
C3275044 (UMLS CUI [1,1])
C0205156 (UMLS CUI [1,2])
Second degree atrioventricular block | Complete atrioventricular block
Item
second or third degree av block
boolean
C0264906 (UMLS CUI [1])
C0151517 (UMLS CUI [2])
Informed Consent Unable
Item
inability to provide informed consent
boolean
C0021430 (UMLS CUI [1,1])
C1299582 (UMLS CUI [1,2])
Life Expectancy Due to Comorbidity | Exception Heart failure | Malignant Neoplasms | Kidney Failure, Chronic | Liver Failure
Item
life expectancy less than 24 months due to co-morbid illness other than heart failure erg cancer, end-stage renal disease, liver failure
boolean
C0023671 (UMLS CUI [1,1])
C0678226 (UMLS CUI [1,2])
C0009488 (UMLS CUI [1,3])
C1705847 (UMLS CUI [2,1])
C0018801 (UMLS CUI [2,2])
C0006826 (UMLS CUI [3])
C0022661 (UMLS CUI [4])
C0085605 (UMLS CUI [5])
Paroxysmal atrial fibrillation
Item
paroxysmal atrial fibrillation that self terminates within 7 days
boolean
C0235480 (UMLS CUI [1])