Table 2.

Association of plasma manganese concentrations with T2D.

Variables	Tertiles of plasma manganese concentrations (μg/L)
	1 (Lowest) ≤ 4.21 μg/L	2 4.21–6.84	3 (Highest) ≥ 6.84 μg/L
n(NGT/T2D)	538/780	541/377	535/457
Crude	2.08 (1.75, 2.47)	1	1.23 (1.02, 1.47)
Model 1	2.08 (1.73, 2.49)	1	1.28 (1.05, 1.55)
Model 2	2.15 (1.75, 2.63)	1	1.54 (1.23, 1.92)
Model 3	1.89 (1.53, 2.33)	1	1.56 (1.23, 1.97)
Model 1, adjusted for age, sex, and body mass index. Model 2, adjusted for Model 1, current smoking status, current alcohol drinking status, physical activity, family history of diabetes, and hypertension. Model 3, adjusted for Model 2, plasma iron, plasma copper, and plasma selenium.