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Table 1 Baseline cognitive, neuropsychological and ADL function according to follow-up groups

From: The effect of stimulation therapy and donepezil on cognitive function in Alzheimer’s disease. A community based RCT with a two-by-two factorial design

Groups

n

MMSE ± SD*

ADAS-cog ± SD*

CDT** ± SD*

BI§ ± SD*

NPI‡ ± SD*

Municipality

      

Stimulation

103

22.9 ± 4.6

18.9 ± 8.7

2.85 ± 1.2

6.08 ± 9·6

18.6 ± 2.6

Standard care

77

23.5 ± 4.3

17.1 ± 7.0

2.84 ± 1.2

8.48 ± 10·5

18.6 ± 3.2

p-value

 

0.34

0.22

0.96

0.12

0.995

Drug

      

Donepezil

90

23.2 ± 4.2

18.6 ± 7.7

2.86 ± 1.1

7.48 ± 11·4

18.9 ± 2.1

Placebo

90

23.1 ± 4.8

17.9 ± 8.4

2.84 ± 1.2

6.70 ± 8·9

18.4 ± 3.4

p-value

 

0.83

0.55

0.95

0.61

0.29

Combination

      

Donepezil

53

22.9 ± 4.5

19.2 ± 8.7

2.92 ± 1.1

6.29 ± 11·3

18.7 ± 2.3

+ stimulation

      

Placebo

      

+ Standard care

40

23.3 ± 4.9

17.2 ± 8.0

2.93 ± 1.2

7.76 ± 10·4

18.1 ± 4.0

p-value

 

0.64

0.24

0.998

0.53

0.45

Head to head

      

Stimulation therapy

50

22.9 ± 4.7

18.5 ± 8.7

2.78 ± 1.3

5.85 ± 7·4

18.6 ± 2.8

Donepezil

37

23.7 ± 3.7

17.6 ± 5.8

2.76 ± 1.3

9.29 ± 10·8

19.1 ± 1.8

p-value

 

0.36

0.62

0.93

0.09

0.31

  1. *Mean values ± Standard deviation. **CDT = Clock Drawing Test scale 0–4 (4 best function) §BI = Barthel Index, scale 0–20 (20 best function). ‡ NPI = Neuropsychiatric Inventory, Scale 0–144 (144 worst case).