Investigating adolescent mental health of Chinese students during the COVID-19 pandemic: Multicenter cross-sectional comparative investigation

Table 1 The positive effects of the adolescents

	Mean point [-1,1]	Disagree	Agree
Do not have to go to school
All	-0.307	50.5%	15%
Primary school	-0.370	55.4%	12.8%
Junior high school	-0.256	47.5%	19%
Senior high school	-0.303	49.1%	13.0%
Increased time staying at home
All	0.082	23.4%	37.9%
Primary school	0.021	27.2%	34.4%
Junior high school	0.149	21.7%	43.2%
Senior high school	0.070	21.7%	35.6%
Increased time spent with parents
All	0.232	15.5%	49.6%
Primary school	0.157	18.0%	43.8%
Junior high school	0.342	13.1%	58.0%
Senior high school	0.185	15.9%	46.0%
Increased time spent in personal stuff
All	0.159	18.7%	42.9%
Primary school	0.059	23.2%	35.4%
Junior high school	0.246	16.3%	48.6%
Senior high school	0.161	17.1%	43.8%
Decreased teachers’ monitoring
All	-0.182	42%	20.6%
Primary school	-0.248	47.6%	18.4%
Junior high school	-0.163	41.4%	22.3%
Senior high school	-0.140	37.2%	20.9%