The HD-ISS Calculator is a CHDI Foundation collaborative project. CHDI is committed to open science, but any modifications to the HD-ISS Calculator or its underlying code may alter validity of the output. The HD-ISS Calculator and its underlying code are being made available pursuant to a Creative Commons Attribution-NoDerivatives 4.0 International Public License. If you would like to create a derivative work of the HD-ISS Calculator or its underlying code, or have other questions, please contact info@chdifoundation.org to discuss.
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Based on the paper, A biological classification of Huntington's disease: the Integrated Staging System, by Tabrizi et al.
Directions: insert values for each variable indicated (missing data is not allowed). Then click Calculate Stage for results.
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