Galen eCalcs - Calculator: CHA2DS2-VASc for Risk of Stroke

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CHA2DS2 2019.png


This assessment tool is an updated version of the CHADS2 assessment tool. The CHA2DS2-VASc for Risk of Stroke assessment determines stroke risk for patients with atrial fibrillation.

Calculator Search/Filter Keywords

At the calculator level, eCalcs comes delivered with default keywords that can be leveraged in the "Search/Filter" field to enable Specialty or System driven calculator searching. The following calculator keywords are delivered by default for the CHA2DS2 calculator:


  • Cardiology
  • Critical Care
  • Family Practice
  • Gastroenterology
  • Gerontology
  • Internal Medicine


  • Cardiovascular
  • Nervous

Calculator Configuration Options

Preference Name Valid Range Description
Publishing Checked / Unchecked When checked, the calculator will display for users on the front end.
When unchecked, the calculator WILL NOT display for users on the front end.
Orderable Item Override (BLANK) / G-CHA2DS2 “(BLANK)” indicates that the global configuration options for Orderable Item will be used.
“G-CHA2DS2” indicates that the calculator specific value will be used and can display the specific calculator name in the chart output.

Calculator Inputs

Input Mapping Type Description
Sex Demographics Patient Sex
Age Demographics Patient Age
Congestive Heart Failure Problems History of Congestive Heart Failure
Hypertension Problems History of Hypertension
Vascular Disease Problems History of Vascular Disease
Diabetes Mellitus Problems History of Diabetes Mellitus
Stroke/TIA/Thromboembolism Problems History of Stroke/TIA/Thromboembolism

Calculator Outputs

Output Mapping Type Description
Yearly Risk Result Yearly risk of thromboembolic event