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Table 1 Baseline characteristics of the study subjects

From: Functional capacity and dual-task cost in the institutionalized older adults, both affected and unaffected by mild cognitive impairment

Variable

MCI

N = 44

Healthy Group

N = 44

p

Demographic

 Gender (female/male%)

77/23

84/16

0.55*

 Age (years),Mean, SD

83.82 (8.5)

81.67 (3.5)

0.076*

 Body weight (kg), Mean, SD

63.90 (14.9)

71.83 (8)

0.006*

 Body height (cm), Mean, SD

161.18 (9)

161.50 (7)

0.971*

 Body mass index (kg/m2) Mean, SD

24.31 (4.8)

27.66 (3.6)

0.057*

Education

 Primary (%)

29.5

23.8

0.091**

 Secondary (%)

18.2

38.1

0.001**

 University (%)

40.9

9.5

0.001**

 Other (vocational training only) (%)

11.3

14.3

0.64**

Marital status

 Married (%)

15.9

14.3

0.43**

 Unmarried (%)

11.4

4.8

0.041**

 Divorced (%)

6.8

9.5

0.091**

 Widowed (%)

65.9

71.4

0.14**

Medication

 Average p/day, Mean, SD

7 (5)

5.78 (4.7)

0.044*

  < 4 medication p/day (%)

29.5

38.9

0.004**

  > =4 medication p/day (%)

70.4

61.1

0.004**

Concomitant diseases

 1 (%)

47.7

47.6

0.514**

 2 (%)

15.9

11.1

0.081**

  > 2 (%)

36.3

41.3

0.003**

Cognitive status

 MMSE (pts.), Mean, SD

20.34 (7.7)

27.72 (3.1)

0.001*

Gait Assessment

 TUGT (s), Mean, SD

20.58 (8.0)

10.99 (4.6)

0.002*

 TUGTMAN (s), Mean, SD

24.1 (7.9)

11.91 (4.5)

0.001*

 TUGTCOG (s), Mean, SD

25.62 (10.4)

14.74 (5.5)

0.001*

 10MWT normal speed (m/s), Mean, SD

0.57 (0.2)

0.94 (0.3)

0.004*

 10MWT fast speed (m/s), Mean, SD

0.62 (0.2)

1.1 (0.2)

0.005*

FOF

 FES-I, Mean, SD

33.1 (15.1)

36.28 (3.3)

0.77*

Strength of Lower Limbs

 30sChair Stand (n of stand ups), Mean, SD

9.06 (3.8)

9.22 (4.5)

0.817*

Aerobic Endurance

 2-Min Step (number of steps), Mean, SD

77.43 (42.5)

84.33 (44.7)

0.061*

Static Balance

 SLS OP (s)

2.52 (4.7)

4.04 (3.4)

0.119*

 SLS CL (s)

2.02 (4.1)

2.7 (3.3)

0.288*

Falls

 No (%)

63.6

57.1

0.359*

 1 (%)

36.4

28.6

0.359*

  1. Abbreviations: SD-Standard Deviation, TUGT – Timed Up and Go, TUGTMAN – Timed Up and Go Manual, TUGTCOG – Timed Up and Go Cognitive, 10MWT-10 Meter Walk Test, FOF – Fear of Fall, FES-I – Falls Efficacy Scale International version, 2Min Step – Two Minute Step test, SLS OP – Single Leg Stance Open Eyes, SLS CL – Single Leg Stance Closed Eyes
  2. *Chi2, **U-Mann Whitney