Table 3. Concentrations of Mn and Fe in plasma and erythrocyte.

	Mn		Fe
	Plasma (mg/L)	Erythrocyte (ng/g)	Plasma (mg/L)	Erythrocyte (mg/g)
Control (95% CI)	10.4 ± 7.63 (8.02–12.8)	5.30 ± 3.50 (4.15–6.37)	0.94 ± 0.46 (0.81–1.09)	1.22 ± 0.51 (1.06–1.38)
Mn-exposure (95% CI)	34.3 ± 20.7* (25.3–43.2)	13.8 ± 10.2* (7.48–20.0)	0.63 ± 0.27* (0.56–0.70)	0.78 ± 0.13* (0.75–0.81)

Notes.

Data represent mean ± S.D.

^*p < 0.05 compared with the control group.