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Table 5 Outcome measures on effectiveness at staff level and change in current practice at ward level (adoption). Mean scores and 95% confidence intervals (CI) before start of the intervention (Month 0), 6 and 12 months, and results of linear mixed models

From: TIME to reduce agitation in persons with dementia in nursing homes. A process evaluation of a complex intervention

Group

Within-group values

Difference between groups

Month 0

Month 6

Month 12

p-values for change

p-values

N

Mean (95% CI)

N

Mean (95% CI)

 

Mean (95% CI)

Month 0 to Month 6

Month 0 to Month 12

Month 0

Month 6

Month 12

ADQ sum score

 Intervention

364

71.4 (70.6; 72.1)

188

71.8 (70.8; 72.7)

141

72.7 (71.6; 73.8)

0.454

0.029

0.434

0.817

0.825

 Control

441

71.0 (70.3; 71.7)

222

71.7 (70.8; 72.6)

156

72.5 (71.5; 73.5)

0.130

0.006

ADQ hope score

 Intervention

364

26.1 (25.1; 26.8)

188

26.2 (25.5; 27.0)

141

27.1 (26.3; 27.8)

0.809

0.012

0.653

0.179

0.884

 Control

441

25.9 (25.4; 26.5)

222

26.9 (26.2; 27.6)

156

27.2 (26.5; 28.0)

0.003

0.001

ADQ person centred score

 Intervention

365

45.3 (44.8; 45.7)

188

45.6 (45.0; 46.2)

141

45.6 (44.9; 46.2)

0.346

0.377

0.499

0.053

0.460

 Control

441

45.0 (44.6; 45.5)

222

44.8 (44.2; 45.3)

156

45.2 (44.6; 45.9)

0.358

0.572

The Competence Questionnaire Score

 Intervention

365

28.5 (27.9; 28,6)

188

29.1 (28.5; 29.8)

141

29.5 (28.8; 30.3)

0.035

0.002

0.781

0.337

0.102

 Control

441

28.3 (27.8; 28.9)

222

28.7 (28.1; 29.3)

156

28.7 (29.0; 29.4)

0.230

0.273

QPS-Nordic (mastery score)

 Intervention

366

23.6 (23.5; 24.4)

188

24.0 (23.8; 24.6)

141

24.1 (23.5; 24.6)

0.776

0.700

0.456

0.812

0.850

 Control

441

24.2 (23.8; 24.6)

222

23.9 (23.5; 24.4)

156

24.1 (23.6; 24.7)

0.300

0.874

QPS-Nordic (social interaction score)

 Intervention

366

23.0 (22.3; 23.6)

188

23.0 (22.2; 23.7)

141

22.7 (21.9; 23.5)

0.991

0.441

0.478

0.473

0.547

 Control

441

23.3 (22.7; 23.9)

222

22.6 (21.9; 23.3)

156

23.0 (22.3; 23.8)

0.009

0.423

The Current Practice Questionnaire

 Intervention

21

47.0 (44.3; 49.7)

21

52.4 (46.7; 55.2)

20

51.8 (49.0; 54.6)

<0.001

0.001

0.912

0.338

0.337

 Control

24

46.8 (44.3; 49.3)

23

50.6 (48.0; 53.2)

22

49.9 (47.2; 52.6)

0.006

0.026

  1. Notes: ADQ, Attitudes to Dementia Questionnaire, sum score, range 19–95; ADQ hope score, range 8–40; ADQ person centred score, range 11–55; The Competence Questionnaire, range 7–35; QPS-Nordic, General Nordic Questionnaire for Psychological and Social Factors at Work. mastery score, range 6–30: QPS-Nordic, social interaction score range 6–30; The Current Practice Questionnaire, range 13–65