Dimension

Dongxiang

M ± SD

Tibetan

M ± SD

t

Extroversion

16.91 ± 4.31

14.67 ± 4.83

2.26*

Agreeableness

18.26 ± 3.75

16.02 ± 3.00

2.97*

Conscientiousness

16.18 ± 3.58

15.05 ± 3.28

1.49

Neuroticism

11.14 ± 3.20

12.59 ± 3.87

−1.89

Openness

16.12 ± 3.95

15.13 ± 4.25

1.11