Table 1.

Demographic information of participants.

		N	Proportion (%)
Gender	Male	206	23.1
	Female	683	76.9
Age	Under 18	95	10.6
	Between 19 and 20	506	56.7
	21 and above	292	32.7
Nationality	Han nationality	803	89.9
	Other ethnic minorities	90	10.1
Grade	Freshmen	400	44.8
	Sophomores	203	22.7
	Juniors	266	29.8
	Seniors	24	2.7
Parents’ education	Junior high school or below	541	60.6
	Senior high school, technical secondary school or technical school	222	24.9
	Junior college	67	7.5
	Undergraduate	59	6.6
	Postgraduate	4	0.4
GPA of last academic year	less than or equal to 2.0	65	7.3
	Greater than 2.0 and less than or equal to 2.5	117	13.1
	Greater than 2.5 and less than or equal to 3.0	180	20.2
	Greater than 3.0 and less than or equal to 3.5	273	30.6
	Greater than 3.5 and less than or equal to 4.0	189	21.2
	Greater than 4.0 and less than or equal to 4.5	55	6.2
	Greater than 4.5 and less than or equal to 5.0	14	1.6
Subjective social status	1	11	1.2
	2	33	3.7
	3	106	11.9
	4	159	17.8
	5	281	31.5
	6	170	19.0
	7	72	8.1
	8	43	4.8
	9	7	0.8
	10	11	1.2

In measuring subjective social status, 1 is the lowest, 10 is the highest, and the higher the score, the higher the status.