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Table 5 Treatment effects at posttreatment and 6-week follow-up. Negative coefficients indicate that treatment is superior to control

From: The evaluation of a brief ICBT program with therapist support for individuals with gambling problems in the context of a gambling helpline: a randomized pilot trial

Estimated effects for ICBT and control group

 

Mean ICBTa (SD)

Mean controla (SD)

Diff.a

Coeff.

ESb

95% CI for ES

p-value

TLFB-G (SEK)

 Posttreatment

544 (1732)

356 (707)

188

 

0.67c

(0.11, 4.25)

 

 6 weeks

49.2 (72.9)

70.4 (95.1)

−21.2

 

2.01c

(0.71, 20.11)

 

NODS

 Posttreatment

3.33 (3.75)

3.82 (3.41)

−0.49

0.37

0.18

(−1.09, 1.46)

0.77

 6 weeks

2.44 (3.13)

2.00 (3.00)

0.44

−0.33

−0.16

(−1.85, 1.52)

0.84

PGSI

 6 weeks

10.0 (7.35)

9.2 (7.49)

0.8

1.01

0.26

(−1.25, 1.78)

0.72

GUS

 Posttreatment

6.6 (8.54)

6.7 (8.56)

−0.07

−0.7

−0.08

(−0.80, 0.64)

0.82

 6 weeks

10.7 (12.30)

3.67 (11.00)

7.03

−7.79

−0.89

(−2.34, 0.55)

0.21

GASS

 Posttreatment

67.2 (28.00)

61.1 (33.50)

6.10

−1.38

−0.06

(−1.11, 0.98)

0.91

 6 weeks

77.7 (20.30)

70.1 (37.10)

7.6

1.12

0.05

(−0.86, 0.96)

0.91

PHQ-9

 Posttreatment

8.6 (6.73)

9.2 (6.41)

−0.66

1.11

0.17

(−0.59, 0.93)

0.66

 6 weeks

5.2 (6.18)

5.6 (5.53)

−0.34

2.27

0.37

(−0.51, 1.26)

0.38

GAD-7

 Posttreatment

6.8 (4.43)

8.5 (5.89)

−1.70

2.28

0.43

(−0.24, 1.09)

0.20

 6 weeks

3.7 (4.23)

3.7 (5.89)

0

0.21

0.04

(−0.83, 0.91)

0.93

AUDIT-C

 Posttreatment

2.8 (2.37)

3.7 (2.82)

−0.90

0.41

0.18

(−0.48, 0.85)

0.58

 6 weeks

2.1 (2.09)

2.2 (1.30)

−0.11

0.04

0.02

(−0.53, 0.57)

0.94

  1. aObserved values
  2. bCohen’s d
  3. cMultiplicative effect, < 1 treatment superior, > 1 control superior