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Table 5 Behavioural problems of the relative with dementia over time

From: Telephone-based aftercare groups for family carers of people with dementia – results of the effect evaluation of a randomised controlled trial

% Very strong to strong

Group

Measurement time points, % yes

p-valuea

p-valueb

t0

t1

t2

t3

t0

t1

t2

t3

t0–t1

t0–t2

t0–t3

Aggressiveness

IG

17.4

5.9

7.6

16.1

0.939

0.542

0.284

0.746

0.021

0.065

0.727

CG

16.9

8.6

13.2

14.1

0.227

0.754

1.0

Day-night rhythm

IG

22.1

2.9

22.7

24.2

0.254

0.043

0.051

0.485

< 0.01

1.0

1.0

CG

30.6

12.1

38.2

19.0

< 0.01

0.332

0.092

Forgetfulness

IG

79.7

65.2

78.8

85.5

0.459

0.829

0.431

0.942

0.012

1.0

0.581

CG

84.5

63.4

84.1

85.9

< 0.01

1.0

1.0

Personality change

IG

54.4

19.1

59.1

54.2

0.393

0.763

0.838

0.197

< 0.01

0.481

0.804

CG

47.1

17.1

57.4

65.5

< 0.01

0.096

< 0.01

Tendency to run away

IG

2.9

2.9

6.1

8.3

0.030

0.684

0.259

0.431

1.0

0.687

0.453

CG

12.9

4.1

11.6

12.7

0.031

1.0

1.0

Limited everyday competence

IG

32.1

55.9

77.6

73.0

0.958

0.910

0.911

0.759

0.146

0.022

0.180

CG

32.9

54.9

76.8

75.4

0.167

0.077

0.118

Incontinence

IG

33.8

35.8

50.7

60.3

0.858

0.251

0.346

0.277

0.678

< 0.01

< 0.01

CG

32.4

26.8

42.6

50.8

0.344

0.039

< 0.01

Difficulties with feeding

IG

14.7

13.2

22.4

30.2

0.925

0.062

0.609

0.265

0.625

0.388

< 0.01

CG

15.3

4.3

18.8

21.5

< 0.01

0.388

0.039

Bedriddenness

IG

11.8

5.9

9.1

12.9

0.870

0.966

0.733

0.710

0.289

0.727

1.0

CG

12.7

5.7

7.5

10.8

0.063

0.289

1.0

Impaired balance

IG

36.2

31.8

38.8

43.5

0.385

0.281

0.118

0.920

0.607

1.0

0.267

CG

43.5

23.6

52.2

44.4

< 0.01

0.167

1.0

Hallucinations

IG

8.8

4.5

13.6

11.5

0.843

0.649

0.886

0.567

0.375

0.508

1.0

CG

9.9

3.0

14.5

15.0

0.219

0.289

0.070

Risk of falling

IG

31.3

23.9

27.3

37.1

0.964

0.993

0.028

0.362

0.125

0.508

0.267

CG

31.0

23.9

45.6

45.2

0.180

0.013

0.039

Delusions

IG

8.8

2.2

12.1

17.7

1.0

0.296

0.949

0.455

0.375

0.754

0.063

CG

8.8

0.7

11.8

12.9

0.125

0.453

0.289

Paranoid experience

IG

14.5

5.9

10.8

16.4

0.779

0.393

0.685

0.745

0.070

0.727

1.0

CG

12.9

2.9

13.0

14.3

0.039

1.0

0.774

  1. p probability, t time point
  2. aChi-square between groups (statistically significant values are printed in bold), df = 1
  3. bMcNemar within groups, df = 1 (statistically significant values are printed in bold)