Validation of an Informant-Reported Web-Based Data Collection to Assess Dementia Symptoms

Kenneth Rockwood   ^{1, 2} , MD, FRCPC ;   An Zeng   ¹ , PhD ;   Chris Leibman   ³ , MS, PharmD ;   Lisa Mucha   ⁴ , PhD ;   Arnold Mitnitski   ^{1, 2} , PhD

¹ DGI Clinical Inc, Halifax, NS, Canada

² Department of Medicine, Dalhousie University, Halifax, NS, Canada

³ Janssen Alzheimer Immunotherapy R&D, LLC, South San Francisco, CA, United States

⁴ Pfizer Inc, Collegeville, PA, United States