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Table 5 Comparison of norms between the present study and previous studies (mean ± standard deviation)

From: Undergraduate students’ norms for the Chinese version of the symptom check-List-90-R (SCL-90-R)

 

Zhang Z

Tang Q

Huang Y

Zhong W

Jin Ha

Ji J

Wang Y

Wang T

Luo W

Yu Y

Sample size

4141

23,891

263,775

9941

781

547

910

1350

1330

4456

Area

China

China

China

China

China

Shanghai

Shanxi

Jiangsu

Zhejiang

China

Method

Meta-analysis

Meta-analysis

Meta-analysis

Meta-analysis

Survey

Survey

Survey

Survey

Survey

Survey

Year

1998

1999

2009

2009

1986

1990

2003

2007

2009

2014

SOM

1.45 ± 0.49

1.44 ± 0.51

1.39 ± 0.47

1.45 ± 0.49

1.34 ± 0.45

1.41 ± 0.42

1.44 ± 0.43

1.37 ± 0.40

1.48 ± 0.48

1.36 ± 0.46

O-C

1.98 ± 0.64

1.92 ± 0.64

1.87 ± 0.62

1.98 ± 0.63

1.69 ± 0.61

1.99 ± 0.68

2.01 ± 0.62

1.92 ± 0.56

1.82 ± 0.55

1.77 ± 0.63

I-S

1.98 ± 0.74

1.85 ± 0.64

1.79 ± 0.59

1.88 ± 0.63

1.76 ± 0.67

2.02 ± 0.71

1.89 ± 0.63

1.75 ± 0.55

1.69 ± 0.56

1.60 ± 0.60

DEP

1.83 ± 0.65

1.76 ± 0.64

1.67 ± 0.62

1.74 ± 0.62

1.57 ± 0.61

1.83 ± 0.68

1.77 ± 0.60

1.65 ± 0.54

1.65 ± 0.57

1.52 ± 0.58

ANX

1.64 ± 0.59

1.59 ± 0.57

1.55 ± 0.54

1.61 ± 0.55

1.42 ± 0.43

1.64 ± 0.57

1.64 ± 0.54

1.56 ± 0.48

1.57 ± 0.53

1.49 ± 0.57

HOS

1.77 ± 0.68

1.68 ± 0.65

1.58 ± 0.59

1.61 ± 0.62

1.50 ± 0.57

1.75 ± 0.68

1.64 ± 0.61

1.57 ± 0.53

1.58 ± 0.57

1.46 ± 0.55

PHOB

1.46 ± 0.53

1.42 ± 0.51

1.40 ± 0.51

1.38 ± 0.49

1.33 ± 0.47

1.44 ± 0.50

1.43 ± 0.45

1.31 ± 0.36

1.46 ± 0.51

1.36 ± 0.51

PAR

1.85 ± 0.69

1.78 ± 0.65

1.63 ± 0.57

1.72 ± 0.65

1.52 ± 0.60

1.89 ± 0.68

1.75 ± 0.56

1.59 ± 0.50

1.60 ± 0.54

1.46 ± 0.53

PSY

1.63 ± 0.54

1.58 ± 0.54

1.50 ± 0.51

1.59 ± 0.54

1.36 ± 0.47

1.63 ± 0.53

1.61 ± 0.52

1.51 ± 0.44

1.50 ± 0.51

1.44 ± 0.52

  1. aSample included adults