Table 4.

Associations of food groups in 2011 with perceived stress level in 2015

Variables	Estimate	Standard error	χ2	p	OR	95%CI
Intercept	0.048	0.066	0.518	0.472
Sex	-0.080	0.024	11.543	0.001	0.851	0.776–0.934
Legumes	-0.118	0.048	6.129	0.013	0.889	0.809–0.976
Other vegetables	-0.150	0.065	5.380	0.020	0.860	0.758–0.977
Other fruits	-0.149	0.051	8.436	0.004	0.862	0.779–0.953
Yogurt	-0.454	0.150	9.188	0.002	0.635	0.473–0.852
Poultry	-0.139	0.068	4.182	0.041	0.870	0.762–0.994
Fish & seafood	-0.114	0.057	4.066	0.044	0.892	0.799–0.997
Fluid milk	-0.315	0.084	14.076	< 0.001	0.730	0.619–0.860
Fruit juice	-0.609	0.306	3.959	0.047	0.544	0.299–0.991

Note Other vegetables indicate vegetables not classified as white roots/tubers, legumes, vitamin A-rich orange vegetables, or dark green leafy vegetables. Other fruits indicate fruits not classified as citrus fruits or vitamin A-rich fruits. A logistic regression model and stepwise method were applied while controlling for basic characteristics, such as sex, age, and residence