Dimension

Dongxiang

M ± SD

Tibetan

M ± SD

t

Extroversion

16.78 ± 4.17

14.76 ± 4.24

2.25*

Agreeableness

16.75 ± 4.19

16.28 ± 4.31

0.52

Conscientiousness

15.18 ± 3.02

14.26 ± 3.59

1.28

Neuroticism

12.83 ± 3.49

13.26 ± 3.40

−0.58

Openness

15.24 ± 3.72

14.57 ± 3.61

0.86