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Table 1 Characteristics and comparisons of the participants’ characteristics separated into three groups according to the type of anti-dementia drug used (n = 120)

From: Anti-dementia drugs and changes in gait: a pre-post quasi-experimental pilot study

 

No treatment (n = 36)

CEIs (n = 43)

Memantine (n = 41)

P-value*

Overall

No treatment versus CEIs

No treatment versus memantine

CEIs versus memantine

Age, mean ± SD (years)

81.3 ± 5.5

81.0 ± 6.6

83.4 ± 6.3

0.189

-

-

-

Female gender, n (%)

22 (61.1)

30 (69.8)

25 (61.0)

0.633

-

-

-

BMI, mean ± SD (kg/m2)

26.9 ± 4.4

26.2 ± 4.9

26.1 ± 4.5

0.763

-

-

-

Number of drugs daily taken, mean ± SD

6.2 ± 3.2

5.2 ± 3.3

6.0 ± 3.1

0.267

-

-

-

Use psychoactive drugs, n (%)

17 (47.2)

16 (37.2)

12 (29.3)

0.348

   

MMSE score‡ (/30 points), mean ± SD

20.8 ± 5.7

19.8 ± 4.6

14.7 ± 4.3

<0.001

0.169

<0.001

<0.001

Time between visits, mean ± SD (days)

232.9 ± 103.7

220.0 ± 67.5

186.7 ± 96.2

0.062

-

-

-

Walking speed (cm/s), mean ± SD

68.3 ± 21.3

62.4 ± 21.3

60.9 ± 22.8

0.466

-

-

-

CoV of stride time (%), mean ± SD

       

  Before treatment

4.8 ± 2.2

4.9 ± 2.8

6.1 ± 5.0

0.699

-

-

-

  After treatment

5.4 ± 5.7

5.8 ± 4.2

4.2 ± 2.4

0.035

0.084

0.647

0.010

  1. CEIs: acetylcholinesterase inhibitors; BMI: body mass index; MMSE: Folstein's Mini-Mental State Examination; CoV: coefficient of variation; SD: standard deviation; *: comparison based on analysis of variance Kruskal-Wallis test, Mann–Whitney or the Chi-square test, as appropriate; †: benzodiazepines, antidepressants or neuroleptics at baseline assessment; ‡: at baseline assessment (i.e., before treatment); P-value significant (i.e., <0.05) indicated in bold.