Table 2

Correlation matrix

	CESD-20	DST	BMI	Age	Gender	Physical activity	Marital status
DST	−0.25**
BMI	0.22*	−0.25**
Age	−0.13	0.07*	0.25**
Gender	0.15	−0.11	0.09	0.11
Physical activity	−0.14	0.29**	−0.15	−0.07	−0.08
Marital status	0.07	−0.04	−0.01	−0.12	−0.02	0.03
Education level	0.02	0.12	0.05	0.15*	0.01	−0.07	0.02

*P<0.05, **p<0.01.
BMI, body mass index; CESD-20, Centre for Epidemiological Studies Depression; DST, Dietary Screening Tool.