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Table 1 Sample characteristics at baseline

From: Effects of low- and high-intensity physical exercise on physical and cognitive function in older persons with dementia: a randomized controlled trial

Characteristic

Exercise (N = 39)

Control (N = 30)

Age (mean, SD)

81.7 (7.16)

82.1 (7.51)

Gender (N women, % total)

21 (53.8)

22 (73.3)†i

Level of education (N, % total)

 1 = primary education only

10 (25.6)

8 (26.7)

 2 = secondary lower education

25 (64.1)

19 (63.3)

 3 = secondary higher education

4 (10.3)

3 (10.0)

Use of walking aid at baseline (N, % total)

17 (43.6)

19 (63.3)

Dementia diagnosis according to medical filea (N, % total)

 1 = Alzheimer’s disease (AD)

14 (35.9)

7 (23.3)

 2 = vascular dementia (VD)

3 (7.7)

1 (3.3)

 3 = mixed (AD+VD)

3 (7.7)

5 (16.7)

 4 = dementia with Lewy bodies (DLB)

0 (0.0)

1 (3.3)

 5 = others/unspecifiedb

11 (28.2)

12 (40.0)

MMSEc (mean, SD)

21.4 (3.94)

19.5 (4.77)†j

APOEd genotype (N, % total)

 Carrier (e3/e4 and e4/e4)

18 (46.2)

12 (40.0)

 Non-carrier (e2/e2, e2/e3, e3/e3)

21 (53.8)

18 (60.0)

Number of medications usede (mean, SD)

5.2 (2.45)

5.1 (2.74)

Use of beta blockers (N, % total)

21 (53.8)

14 (46.7)

DBIf (mean, SD)

0.24 (0.38)

0.22 (0.31)

FCIg (mean, SD)

2.4 (1.66)

2.7 (1.96)

BMIh (mean, SD)

27.3 (3.53)

27.6 (3.71)

  1. aN = 12 missing; bdiagnosis of “dementia” or “dementia syndrome”; cMini-Mental State Examination; dapolipoprotein E, within the carrier group N = 2 homozygote in exercise group, N = 1 homozygote in the control group; eN = 1 missing; fDrug Burden Index, N = 4 missing; gFunctional Comorbidity Index, N = 9 missing; hbody mass index. Significant at p < 0.01. iχ (1) = 2.74, p = 0.098; jF(1, 67) = 3.03, p = 0.086