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Table 2 Means, Standard Deviations, Skewness, Kurtosis, and Internal Consistency across Scales and Samples

From: Are comparisons of mental disorders between Chinese and German students possible? An examination of measurement invariance for the PHQ-15, PHQ-9 and GAD-7

 

German Students

 

Chinese Students

Scale

M

SD

Skew

Kurt

α

 

M

SD

Skew

Kurt

α

PHQ-15

7.39

4.49

.77

.44

.76

 

6.87

4.67

.75

.22

.83

PHQ-9

6.77

4.84

.76

.09

.85

 

6.99

4.76

1.01

1.49

.88

GAD-7

6.23

4.27

.80

.06

.87

 

5.38

4.00

1.18

1.93

.90

  1. Notes. PHQ-15 = Patient Health Questionnaire-15 Physical Symptoms; PHQ-9 = Patient Health Questionnaire-9 Depression Symptoms; GAD-7 = Generalized Anxiety
  2. Disorder 7-item Scale; Skew = Skewness; Kurt = Kurtosis
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BMC Psychiatry

ISSN: 1471-244X

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