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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