Table 2.

The basic information of students in experimental cohort 2020 and control cohort 2019.

		Experimental group (n = 100)	Control group (n = 100)	t/ ${\chi }^2$ -value	p -value
	Age	21.07 ± 1.35	21.31 ± 1.29	1.285	0.200
	Sex
	Female [n (%)]	64 (64.0)	61 (61.0)
	Male [n (%)]	36 (36.0)	39 (39.0)	0.192	0.661