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Table 2 Occupational therapy (n = 46) vs. board games (n = 36): general linear model (significant interaction effects at baseline and after 3 weeks)

From: Antidepressive response of inpatients with major depression to adjuvant occupational therapy: a case–control study

Variable

Subgroup

GLM

Means, differences (pre-post) and effect sizes

Within-subject effects (time)

Between-subjects effects (group)

Interaction (time × group)

Occupational therapy

Board game group

F

p

F

p

F

p

M pre (SD)

M post (SD)

∆Mpre-Mpost

ES

M pre (SD)

M post (SD)

∆Mpre-Mpost

ES

BDI 12

Total

0.429

0.515

4.579

0.036

1.001

0.298

1.21 (0.87)

0.83 (0.74)

0.38

0.47

0.83 (0.75)

0.65 (0.65)

0.18

0.26

m

0.010

0.922

1.237

0.276

13.494

0.001

1.25 (0.90)

0.53 (0.61)

0.72

0.95

0.53 (0.70)

0.81 (0.75)

–

–

f

0.000

0.992

2.445

0.128

2.559

0.119

1.18 (0.86)

1.04 (0.76)

0.14

0.16

1.10 (0.70)

0.50 (0.51)

0.60

0.98

BDI 16

Total

0.003

0.954

0.769

0.376

4.983

0.029

1.63 (1.09)

1.30 (1.07)

0.33

0.31

1.90 (1.01)

1.06 (0.81)

0.84

0.92

m

0.000

0.991

3.057

0.092

1.047

0.315

1.50 (1.02)

1.16 (1.07)

0.34

0.32

2.00 (1.08)

1.13 (0.72)

0.87

0.97

f

0.006

0.937

0.006

0.938

1.607

0.214

1.75 (1.14)

1.41 (1.08)

0.34

0.31

1.82 (0.96)

1.00 (0.91)

0.82

0.87

BDI 22

Total

0.481

0.490

0.000

0.993

3.094

0.083

1.52 (1.16)

1.33 (1.12)

0.19

0.17

1.37 (1.20)

1.47 (1.16)

–

–

m

2.190

0.150

0.493

0.489

5.017

0.034

1.54 (1.06)

1.00 (1.00)

0.54

0.52

1.30 (1.13)

1.55 (1.13)

–

–

f

0.022

0.883

0.271

0.606

0.150

0.702

1.50 (1.26)

1.56 (1.16)

–

–

1.43 (1.29)

1.55 (1.29)

–

–

HAMA total

Total

0.635

0.428

5.715

0.020

1.291

0.260

20.07 (7.06)

12.86 (6.73)

7.21

1.04

20.95 (6.75)

16.60 (8.78)

4.35

0.56

m

0.023

0.882

4.511

0.044

5.226

0.031

19.38 (7.56)

10.94 (5.07)

8.52

1.23

19.11 (5.61)

16.35 (5.78)

2.76

0.48

f

0.108

0.744

2.060

0.160

0.120

0.731

20.58 (6.75)

14.12 (7.45)

6.46

0.91

22.55 (7.34)

16.83 (11.07)

5.72

0.62

HAMA 6

Total

0.230

0.633

3.001

0.088

4.190

0.044

2.81 (0.64)

1.84 (0.97)

0.97

1.20

2.83 (0.71)

2.23 (0.81)

0.60

0.79

m

0.023

0.880

0.305

0.586

3.669

0.067

2.88 (0.45)

1.88 (0.86)

1.00

1.52

2.74 (0.56)

2.24 (0.66)

0.50

0.82

f

0.010

0.919

2.156

0.151

0.189

0.666

2.76 (0.75)

1.81 (1.06)

0.95

1.04

2.91 (0.87)

2.22 (0.94)

0.69

0.77

PSP C

Total

0.000

0.991

1.309

0.256

1.908

0.171

1.20 (0.56)

1.16 (0.42)

0.04

0.08

1.36 (0.62)

1.17 (0.51)

0.19

0.33

m

0.835

0.368

0.283

0.599

0.013

0.911

1.33 (0.76)

1.21 (0.54)

0.12

0.18

1.35 (0.59)

1.22 (0.55)

0.13

0.36

f

1.400

0.245

3.341

0.076

5.213

0.029

1.10 (0.30)

1.12 (0.33)

–

–

1.36 (0.66)

1.11 (0.47)

0.25

0.44

  1. BDI 12: loss of interest
  2. BDI 16: disturbed sleep pattern
  3. BDI 22: loss of sexual interest
  4. HAMAtotal: total score
  5. HAMA 6: depressed mood
  6. PSP C: self-care
  7. GLM general linear model (controlled for age, IQ, axis-I/II comorbidity, number of psychoactive drugs and number of antidepressants), stratified for gender (m males, f females); M pre/post mean pre/post, SD standard deviation, ∆ Mpre-Mpost difference between re- and post-mean, ES effect size (Cohen’s d). BDI Beck Depression Inventory, HAMA Hamilton Anxiety Scale, PSP Personal and Social Performance Scale
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Annals of General Psychiatry

ISSN: 1744-859X