Table 6.

Analysis of the association between dietary pattern and BMI

Dietary pattern	Non-obese	obese	p	Model 1	p	Model 2	p
				PR (95%CI)		PR (95%CI)
Pattern 1, n (%)
Q1	205(82.0)	45(18.0)	0.031	1		1
Q2	209(83.3)	42(16.7)		0.989(0.675, 1.448)	0.954	1.166(0.795, 1.711)	0.431
Q3	208(82.5)	44(17.5)		1.048(0.722, 1.524)	0.801	1.276(0.875, 1.861)	0.205
Q4	226(90.4)	24(9.6)		0.571(0.360, 0.905)	0.017	0.754(0.474, 1.199)	0.232
Pattern 2, n (%)
Q1	217(86.5)	13.5(13.5)	0.006	1		1
Q2	220(88.0)	30(12.0)		0.938(0.592, 1.488)	0.787	0.930(594, 1.456)	0.751
Q3	216(86.1)	35(13.9)		1.093(0.705, 1.693)	0.692	1.062(0.690, 1.633)	0.784
Q4	195(77.7)	56(22.3)		1.561(1.043, 2.339)	0.031	1.506(1.016, 2.233)	0.041
Pattern 3, n (%)
Q1	218(86.9)	33(13.1)	0.704	1		1
Q2	210(84.0)	40(16.0)		1.206(0.781, 1.862)	0.781	1.663(1.068, 2.593)	0.322
Q3	211(83.4)	42(16.6)		1.170(0.755, 1.814)	0.495	1.549(0.992, 2.417)	0.422
Q4	209(83.9)	40(16.1)		1.211(0.792, 1.850)	0.713	1.312(0.854, 2.015)	0.215
Pattern 4, n (%)
Q1	224(89.6)	26(10.4)	0.66	1		1
Q2	206(82.1)	45(17.9)		1.476(0.928, 2.348)	0.170	1.663(1.068, 2.592)	0.213
Q3	207(82.1)	45(17.9)		1.620(1.038, 2.527)	0.340	1.549(0.992, 2.417)	0.061
Q4	211(84.5)	155(15.5)		1.741(1.101, 2.689)	0.100	1.273(0.796, 2.034)	0.313

The chi-square trend test and robust Poisson regression analysis were used for analysis. Q1 was the reference group

Model 1 is unadjusted; Model 2: adjusted for age, monthly income, how many kids and educational level. The bold p-value means “ < 0.05”