Table 1.

Models of sedentary time, locations visited, sleep duration, phone use, depression, and anxiety by week and by presence of COVID-19 during the academic term.

Variable	Sedentary time (1) (91,541 observations)		Locations visited (2) (85,148 observations)				Sleep duration (3) (91,541 observations)			Phone use (4) (91,541 observations)			Depression (5) (21,284 observations)			Anxiety (6) (21,284 observations)
	Standardized coefficient (SE)	P value		Standardized coefficient (SE)	P value	Standardized coefficient (SE)		P value	Standardized coefficient (SE)		P value	Standardized coefficient (SE)		P value	Standardized coefficient (SE)		P value
COVID-19 Term	0.469 (0.007)	<.001		–0.851 (0.008)	<.001	0.061 (0.008)		<.001	0.406 (0.007)		<.001	0.262 (0.013)		<.001	0.150 (0.013)		<.001
Term week (linear)	–0.056 (0.003)	<.001		–0.218 (0.003)	<.001	0.041 (0.003)		<.001	0.072 (0.003)		<.001	–0.014 (0.006)		.02	–0.042 (0.006)		<.001
Term week (quadratic)	–0.036 (0.003)	<.001		–0.140 (0.003)	<.001	0.060 (0.003)		<.001	0.013 (0.003)		<.001	–0.074 (0.006)		<.001	–0.108 (0.006)		<.001
COVID-19 term: term week (linear)	–0.021 (0.007)	.003		0.121 (0.008)	<.001	–0.005 (0.007)		.50	–0.032 (0.006)		<.001	0.033 (0.013)		.01	0.086 (0.013)		<.001
COVID-19 term: term week (quadratic)	0.025 (0.007)	.001		0.071 (0.008)	<.001	–0.017 (0.007)		.02	N/Aa		N/A	0.029 (0.013)		.02	0.088 (0.013)		<.001
Constant	–0.099 (0.033)	.003		0.148 (0.025)	<.001	0.010 (0.032)		.75	–0.102 (0.043)		.02	–0.011 (0.046)		.82	0.031 (0.045)		.49

^aN/A: not applicable.