The Truth behind the Zeros: A New Approach to Principal Component Analysis of the Neuropsychiatric Inventory

Author:

Hellton Kristoffer H.1ORCID,Cummings Jeffrey2ORCID,Vik-Mo Audun Osland34ORCID,Nordrehaug Jan Erik56ORCID,Aarsland Dag37ORCID,Selbaek Geir8910ORCID,Giil Lasse Melvaer511ORCID

Affiliation:

1. Norwegian Computing Center, Oslo, Norway

2. Cleveland Clinic Lou Ruvo Center for Brain Health, Las Vegas, Nevada, USA

3. Centre for Age-Related Diseases (SESAM), Stavanger University Hospital, Stavanger, Norway

4. Department of Clinical Medicine, University of Bergen, Bergen, Norway

5. Department of Clinical Science, University of Bergen, Bergen, Norway

6. Department of Cardiology, Stavanger University Hospital, Stavanger, Norway

7. Department of Old Age Psychiatry, Institute of Psychiatry, Psychology and Neuroscience, Kings College, London, United Kingdom

8. Norwegian National Advisory Unit on Ageing and Health, Vestfold Hospital Trust, Toensberg, Norway

9. Department of Geriatric Medicine, Oslo University Hospital, Oslo, Norway

10. Faculty of Medicine, University of Oslo, Oslo, Norway

11. Department of Internal Medicine, Haraldsplass Deaconess Hospital, Bergen, Norway

Publisher

Informa UK Limited

Subject

Arts and Humanities (miscellaneous),Experimental and Cognitive Psychology,General Medicine,Statistics and Probability

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