- ACEI angiotensin converting enzyme inhibitor, ARB angiotensin receptor blocker, CKD chronic kidney disease, DBP diastolic blood pressure, eGFR estimated glomerular filtration rate, NOAC non-vitamin K antagonist oral anticoagulant, OAC oral anticoagulant, SBP systolic blood pressure, TTR time in therapeutic range, VKA, vitamin K antagonist, QRISK-3, algorithm to calculate the risk of developing a heart attack or stroke over the next 10Â years