Table 2.

Correlation of DTAC and serum TAC value with intakes of some dietary antioxidant component

Dietary antioxidant intake	Partial correlations (n = 175)†
	DTAC		Serum TAC
	r	P	r	P
Vitamin C (mg/day)	0.53	< 0.001	0.03	0.6
β-Cryptoxanthin (μg/day)	0.43	< 0.001	0.02	0.7
β-Carotene (μg/day)	0.31	< 0.001	0.01	0.8
α-Tocopherol (mg/day)	0.18	0.01	0.07	0.3
Lycopene (μg/day)	0.15	0.04	0.04	0.5
Lutein (μg/day)	0.20	0.007	0.08	0.2
Zinc (mg/day)	0.16	0.03	0.01	0.8
Selenium (μg/day)	0.04	0.5	0.14	0.06
Magnesium (mg/day)	0.41	0.001	0.11	0.1

DTAC dietary total antioxidant capacity, TAC total antioxidant capacity

^† Partial correlations between DTAC and serum TAC. Dietary antioxidants intakes were adjusted for energy