Department of Medicine and Therapeutics. Arrhythmia Service. The Chinese University of Hong Kong

CHA2DSVA2Sc score calculator

Age

<= 64 +0

65-75 +1

>= 75 +2

Sex

Male +0

Female +1

Congestive heart failure

No +0

Yes +1

Hypertension history

No +0

Yes +1

Stroke or transient ischemic attack

No +0

Yes +2

Vascular disease

No +0

Yes +1

Diabetes history

No +0

Yes +1

Result

0points

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 0.3%

Reference:

Friberg, Leif, Mårten Rosenqvist, and Gregory YH Lip. "Evaluation of risk stratification schemes for ischaemic stroke and bleeding in 182 678 patients with atrial fibrillation: the Swedish Atrial Fibrillation cohort study." European heart journal 33.12 (2012): 1500-1510.

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Do not recommend anticoagulation

N.A.

N.A

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 0.9%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Consider anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 0.9%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Do not recommend anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 2.9%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Recommend anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 2.9%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Consider anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 4.6%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Recommend anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 4.6%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Recommend anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 6.7%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Recommend anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 6.7%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Recommend anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 10.0%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Recommend anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 10.0%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Recommend anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 13.6%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Recommend anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 13.6%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Recommend anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 15.7%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Recommend anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 15.7%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Recommend anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 15.2%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Recommend anticoagulation

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 15.2%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Recommend anticoagulation

N.A.

N.A

Annual thromboembolic risk (stroke, transient ischemic attack, etc) = 17.4%

Reference:

Please note that this calculator serves as a reference and does not replace formal consultation with your doctor.

The risk score only applies to general AF patients without underlying cardiomyopathy, mechanical heart valves or significant MS.

In general, stroke risk and bleeding risk need to be considered before prescribing anticoagulation.

The following recommendation is based on ESC guideline 2024.

Recommend anticoagulation