Associations between sleep duration, sleep quality, and weight status in Chinese children and adolescents

BMC Public Health

Table 2 Intercorrelations for all study variables (n = 2005)^b

Variable	Weight status	Sex	Father educational level	Mother educational level	Age	MVPA	SED	Sleep duration
Weight status	\
Sex	-0.17^**	\
Father educational level	-0.04	0.05^*	\
Mother educational level	-0.01	0.03	0.71^**	\
Age	-0.07^**	-0.02	-0.09^**	-0.07^**	\
MVPA	0.01	-0.11^**	-0.09^**	-0.08^**	-0.06^**a	\
SED	-0.02	0.05^*	-0.05^*	-0.07^**	0.14^**a	0.09^**a	\
Sleep duration	-0.03	-0.05^*	0.01	-0.01	-0.34^**	0.05^*	-0.13^**	\
Sleep quality	0.02	0.06^*	-0.04	-0.03	0.13^**a	-0.08^**a	0.19^**a	-0.34^**

Note: *p < 0.01, **p < 0.05. ^aPearson correlation coefficient. ^bWithout participants with long sleep duration

ISSN: 1471-2458