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Table 1 Baseline demographics

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

Baseline characteristics

Included subjects (n=10)

Age in years

67 (7)

Gender

60% women, 40% men

Hypertension

40%

Coronary artery disease

0%

Hyperlipidemia

10%

Baseline cognitive assessment

 Mini-Mental State Examination

24 (3)

 Cognitive Assessment Screening Test

29.6 (5)

 Clinical Dementia Rating scale

1 (0.47)

 ADAS-cog 13

31 (7)

Serology

 C-reactive protein (mg/L)

1.4 (1.8)

 Low-density lipoprotein (mg/dL)

137.2 (26.7)

 High-density lipoprotein (mg/dL)

58.2 (19.2)

 Total cholesterol (mg/dL)

223.9 (32.3)

 Triglycerides (mg/dL)

133.1 (66.9)

 Creatine phosphokinase (U/L)

69 (36.86)

 Thyroid-stimulating hormone (mU/L)

2.92 (2.33)

 Vitamin B12 (pg/mL)

506 (359)

 Erythrocyte sedimentation rate (mm/h)

8.8 (5.9)

 International normalized ratio

1.0 (0.1)

Medication use

 Donepezil or rivastigmine

80%

 Memantine

40%

 Psychotropic use

70%

 Anticholinergic drug usea

30%

Apolipoprotein E (APOE) genotyping (n=9)

 APOE-3,3

1 (11%)

 APOE-3,4

5 (56%)

 APOE-4,4

3 (33%)

Cerebral spinal fluid phosphorylated tau (n=7)

 High (>68 pg/mL)

3(43%)

 Intermediate (55–67 pg/mL)

1 (14%)

 Normal (<54 pg/mL)

3 (43%)

  1. ADAS-cog 13 indicates Alzheimer’s Disease Assessment Scale-cognitive 13. Data are shown as mean±sd or %. aMost commonly diphenhydramine