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Table 4 Summary of goodness-of-fit statistics for tests of invariance across linguistic groups

From: Psychometric properties of the 7-item game addiction scale among french and German speaking adults

Model Description

χ 2

df

Δχ2

Δdf

Statistical significance

1. Unconstrained model

91.53

17

-

-

-

2. All factor loadings constrained equally across groups

114.59

23

23.06

6

p = 0.001

Model 2.1

91.92

18

0.39

1

p = 0.5

Model 2.2

92.10

19

0.56

2

p = 0.8

Model 2.3

95.85

20

4.32

3

p = 0.2

Model 2.4

105.52

21

13.99

4

p = 0.007

Model 2.5

95.90

21

4.37

4

p = 0.4

Model 2.6

99.37

22

7.84

5

p = 0.2

  1. Model 2.1: Tolerance loadings equal between French and German-speaking groups
  2. Model 2.2: Tolerance and Mood Modification loadings equal
  3. Model 2.3: Tolerance, Mood Modification and Relapse loadings equal
  4. Model 2.4: Tolerance, Mood Modification, Relapse and Withdrawal loadings equal
  5. Model 2.5: Tolerance, Mood Modification, Relapse and Conflict loadings equal
  6. Model 2.6: Tolerance, Mood Modification, Relapse, Conflict and Problems loadings equal
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BMC Psychiatry

ISSN: 1471-244X

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