Table 4.

In-Person Instruction, Sufficient Sleep Opportunity, and Limited Social Jetlag are associated with Lower Depressive and Anxiety symptoms

	In-Person, Sufficient TIB, SJL<2hrs	In-Person, Insufficient TIB and/or SJL≥2hrs	Other Approach, Sufficient TIB, SJL<2hrs	Other Approach, Insufficient TIB and/or SJL≥2hrs	Test Statistic
Depressive Symptoms	(n=237)	(n=713)	(n=1181)	(n=1757)	Pearson Chi Square(9)= 73.19, Cramer’s V(3)=.08, p<.001
% Within Normal Limits	14.8	11.9	12.2	8.2
% Mild	13.5	8.4	9.2	6.9
% Moderate	33.8	35.3	35.6	29.5
% Moderate-Severe	38.0	44.3	43.0	55.4
Anxiety Symptoms	(n=239)	(n=721)	(n=1192)	(n=1788)	Pearson Chi Square(9)=51.20, Cramer’s V(3)=.07, p<.001
% Within Normal Limits	20.9	18.3	19.7	13.0
% Mild	15.9	12.6	9.6	10.5
% Moderate	41.4	46.3	45.0	46.3
% Moderate-Severe	21.8	22.7	25.8	30.3

Note: Sufficient TIB refers to time in bed ≥8 hrs among highschoolers, and ≥9hrs for middle schoolers.