Table 2.

Adjusted odds ratios for associations of diabetes and pickled vegetable/fermented bean curd intake (treated as categorical variables).

Classified variable	Odds ratio (95% CI)
	Model 1	Model 2	Model 3
Pickled vegetable intake(kg/month)
0	1 [reference]	1 [reference]	1 [reference]
0–0.5	0.76 (0.62, 0.92)	0.79 (0.65, 0.97)	0.77 (0.63, 0.94)
>0.5	0.36 (0.22, 0.58)	0.39 (0.24, 0.63)	0.37 (0.23, 0.60)
P-trend		<0.001
Fermented bean curd intake(kg/month)
No	1 [reference]	1 [reference]	1 [reference]
Yes	0.66 (0.54, 0.82)	0.70 (0.57, 0.86)	0.68 (0.55, 0.84)

Model 1: Unadjusted.

Model 2: Adjusted for age, sex, area, education, and marital status.

Model 3: Adjusted for Model 2 + exercise, alcohol intake, BMI, smoking, vegetable intake, meat intake, rice intake, hypertension, and dyslipidemia.