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Table 3 Outcomes of mixed models analyses at baseline and post-intervention for all groups

From: Impact of a mobile phone and web program on symptom and functional outcomes for people with mild-to-moderate depression, anxiety and stress: a randomised controlled trial

Effect

Contrast estimate

df (numerator, denominator)

F, tstatistica

P

Confidence intervalsb

WSAS

Group x time:

 

2, 764

9.225

.000

 

Interaction contrasts:

myCompass vs. ACc

2.12

1, 802

3.23

.001

0.55-3.70

myCompass vs. WL

2.77

1, 792

4.18

.000

1.18-4.36

AC vs. WL

0.65

1, 711

0.28

.286

-0.81-2.10

DASS depression

Group x time

 

2, 757

17.16

.000

 

Interaction contrasts:

myCompass vs. AC

3.25

1, 794

4.27

.000

1.42-5.08

myCompass vs. WL

4.39

1, 779

5.72

.000

2.55-6.23

AC vs. WL

1.13

1, 709

1.59

.111

-0.57-2.83

DASS anxiety

Group x time

 

2, 760

6.11

.002

 

Interaction contrasts:

myCompass vs. AC

1.76

1, 796

2.93

.004

0.32-3.21

myCompass vs. WL

1.96

1, 782

3.25

.001

0.51-3.42

AC vs. WL

0.20

1, 711

0.36

.714

-1.13-1.54

DASS stress

Group x time

 

2, 758

5.33

.005

 

Interaction contrasts:

myCompass vs. AC

1.59

1, 795

2.25

.025

-0.11-3.29

myCompass vs. WL

2.29

1, 780

3.22

.001

0.50-4.00

AC vs. WL

0.71

1, 710

1.07

.283

-0.87-2.28

DASS total score

Group x time

 

2, 758

13.065

.000

 

Interaction contrasts:

myCompass vs. AC

6.83

1, 794

3.86

.000

2.59-11.97

myCompass vs. WL

8.79

1, 780

4.95

.000

4.53-13.05

AC vs. WL

1.95

1, 709

1.19

.233

-1.93-5.90

  1. aAs appropriate.
  2. bBonferroni adjusted confidence intervals, P = .016.
  3. c= ‘Attention Control’, WL = ‘Waitlist’.