Table 3.

Stratified analyses of MetS risk and UPF consumption.

	Quartile of UPF (g/Day)
	Q1 (<6.5)	Q2 (6.5–16.3)	Q3 (16.3–36.1)	Q4 (>36.1)	p for Interaction
Gender					0.208
Men	1.00 (ref)	1.12 (0.93, 1.36)	1.06 (0.87, 1.28)	1.09 (0.89, 1.33)
Women	1.00 (ref)	1.00 (0.82, 1.22)	1.10 (0.90, 1.34)	1.26 (1.02, 1.55) *
Age					0.093
18–44	1.00 (ref)	0.98 (0.76, 1.26)	0.91 (0.70, 1.18)	0.97 (0.74, 1.27)
45–59	1.00 (ref)	1.16 (0.94, 1.44)	1.27 (0.91, 1.40)	1.29 (1.03, 1.61) *
≥60	1.00 (ref)	1.02 (0.80, 1.32)	1.16 (0.90, 1.50)	1.27 (0.96, 1.66)
Education level					0.250
Junior high school or below	1.00 (ref)	1.14 (0.98, 1.32)	1.14 (0.97, 1.33)	1.13 (0.95, 1.34)
Senior high school or above	1.00 (ref)	0.83 (0.60, 1.14)	0.88 (0.64, 1.20)	1.13 (0.84, 1.51)
Place of residence					0.013
Urban areas	1.00 (ref)	1.19 (0.89, 1.60)	1.11 (0.84, 1.47)	1.41 (1.07, 1.86) *
Rural areas	1.00 (ref)	1.05 (0.90, 1.22)	1.09 (0.92, 1.28)	1.01 (0.84, 1.21)
Region of residence					0.365
Northern regions	1.00 (ref)	0.95 (0.76, 1.18)	1.00 (0.80, 1.25)	1.02 (0.81, 1.28)
Southern regions	1.00 (ref)	1.17 (0.98, 1.39)	1.14 (0.95, 1.36)	1.29 (1.06, 1.55) **
Individual annual income					0.252
Low	1.00 (ref)	1.04 (0.84, 1.29)	1.05 (0.83, 1.32)	1.22 (0.95, 1.58)
Medium	1.00 (ref)	1.17 (0.94, 1.47)	1.06 (0.83, 1.34)	1.05 (0.81, 1.36)
High	1.00 (ref)	0.98 (0.74, 1.30)	1.11 (0.85, 1.44)	1.17 (0.90, 1.51)
Urbanization					0.008
Low	1.00 (ref)	1.13 (0.91, 1.39)	1.09 (0.87, 1.36)	0.99 (0.77, 1.29)
Medium	1.00 (ref)	1.01 (0.79, 1.29)	1.02 (0.79, 1.32)	0.96 (0.74, 1.24)
High	1.00 (ref)	1.08 (0.82, 1.41)	1.15 (0.86, 1.49)	1.45 (1.11, 1.89)

* p < 0.05, ** p < 0.01.