Table 4 Comparison of SCL-90 scores between postgraduate entrance examination students (\(\overline{x}\pm s\), n = 613) and national college student norm (n = 9941)

SOM

1.25 ± 0.32

1.45 ± 0.49

−15.32

< 0.01

O-C

1.29 ± 0.31

1.98 ± 0.63

− 53.96

< 0.01

INT

1.19 ± 0.25

1.88 ± 0.63

− 68.53

< 0.01

DEP

1.23 ± 0.32

1.74 ± 0.62

− 39.23

< 0.01

ANX

1.19 ± 0.29

1.61 ± 0.55

−36.23

< 0.01

HOS

1.12 ± 0.23

1.61 ± 0.62

−52.12

< 0.01

PHO

1.22 ± 0.33

1.38 ± 0.49

−12.41

< 0.01

PAR

1.26 ± 0.32

1.72 ± 0.62

− 35.61

< 0.01

PSY

1.12 ± 0.26

1.59 ± 0.54

− 44.41

< 0.01