Published on in Vol 9, No 10 (2022): October

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/33871, first published .
An App-Based Digit Symbol Substitution Test for Assessment of Cognitive Deficits in Adults With Major Depressive Disorder: Evaluation Study

An App-Based Digit Symbol Substitution Test for Assessment of Cognitive Deficits in Adults With Major Depressive Disorder: Evaluation Study

An App-Based Digit Symbol Substitution Test for Assessment of Cognitive Deficits in Adults With Major Depressive Disorder: Evaluation Study

Roger S McIntyre 1, 2, 3, 4, MD;  Orly Lipsitz 1, 2, BScH;  Nelson B Rodrigues 1, 2, MSc;  Mehala Subramaniapillai 1, 2, MSc;  Flora Nasri 2, MSc;  Yena Lee 1, PhD;  Ben Fehnert 5, 6, MA;  James King 5, MA;  Lambros Chrones 7, MD;  Kevin Kratiuk 2, PharmD;  Sharif Uddin 7, MS;  Joshua D Rosenblat 1, 2, 3, 4, MD;  Rodrigo B Mansur 1, 4, MD;  Maggie McCue 7, MS, RD

1 University Health Network, Mood Disorders Psychopharmacology Unit , Toronto, ON, CA

2 Canadian Rapid Treatment Center of Excellence , Mississauga, ON, CA

3 Brain and Cognition Discovery Foundation , Toronto, ON, CA

4 Department of Psychiatry, University of Toronto , Toronto, ON, CA

5 Cognition Kit , Cambridge , GB

6 Ctrl Group , London , GB

7 Takeda Pharmaceuticals U.S.A., Inc. , Lexington, MA, US

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