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Fig. 1 | Alzheimer's Research & Therapy

Fig. 1

From: Cumulative effect of simvastatin, l-arginine, and tetrahydrobiopterin on cerebral blood flow and cognitive function in Alzheimer’s disease

Fig. 1

Study design and timeline. A Study flowchart. B Study timeline depicting the timing of MRI and specific psychometric analysis relative to treatment initiation. 1Included Alzheimer’s Disease Assessment Scale-Cognitive 13 (ADAS-cog 13), Clinical Dementia Rating Scale (CDR), Cognitive Assessment Screening Test (CAST), and Mini-Mental State Exam (MMSE). 2Included Clinician Interview-Based Impression of Change plus caregiver input (CIBIC-plus) and MMSE. 3Included ADAS-cog 13, CDR, CIBIC-plus, and MMSE

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