Test identification

Name of test Symbol Digit Modalities Test
Subjects Maths
Summary The SDMT provides a quick screening for organic cerebral dysfunction in both children and adults.

Assessment screening

Authors Aaron Smith
Publisher wps
Test source https://www.hogrefe.co.uk/shop/symbol-digit-modalities-test.html
Guidelines available? Yes
Norm-referenced scores. No
Age range Yes- those with organic cerebral dysfunction 8 years +
Publication date 2007
Re-norming date n/a


Reason for exclusion from shortlist Criterion-referenced/not a normed test