female or male of 50 to 85 years old with a care giver 
Mini Mental Status (MMS) test between 16 to 26 inclusive 
Clinical Dementia Rating (CDR) test inferior or equal to 1 
National Institute of Neurological and Communicative Disorders and Stroke / Alzheimer's Disease and Related Disorders Association (NINCDS/ADRDA) test positive for an Alzheimer's disease 
Diagnostic and Statistical Manual of Mental Disorders, 4th Edition (DSM IV) test positive for dementia 

NCT00500500_inc_T1
Value
50 to 85 years
NCT00500500_inc_T2
Person
old
NCT00500500_inc_T3
Measurement
Mini Mental Status (MMS) tes
NCT00500500_inc_T4
Value
between 16 to 26 inclusive
NCT00500500_inc_T5
Measurement
Clinical Dementia Rating (CDR) test
NCT00500500_inc_T6
Value
inferior or equal to 1
NCT00500500_inc_T7
Measurement
National Institute of Neurological and Communicative Disorders and Stroke / Alzheimer's Disease and Related Disorders Association (NINCDS/ADRDA) test
NCT00500500_inc_T8
Value
positive
NCT00500500_inc_T9
Measurement
Diagnostic and Statistical Manual of Mental Disorders, 4th Edition (DSM IV) test
NCT00500500_inc_T10
Value
positive