Table 3

Age-adjusted mean antioxidant micronutrient intake from foods and supplements
Mean (SE)
Cases Controls pvalue (ttest)
Vitamin C, mg/1,000 kcal
Food 117.5 (5.0) 119.4 (3.6) 0.76
Supplements 309.4 (31.9) 281.9 (22.8) 0.49
Total intake 426.9 (32.8) 401.3 (23.4) 0.54
Vitamin E, aTE/1,000 kcal
Food 10.0 (0.4) 10.3 (0.3) 0.46
Supplements 83.3 (10.8) 105.8 (7.8) 0.10
Total intake 93.3 (10.9) 116.1 (7.8) 0.09
Beta-carotene, mcg/1,000 kcal
Food 3507.6 (188.8) 3481.6 (135.1) 0.91
Supplements 2531.9 (424.4) 2294.4 (303.7) 0.66
Total intake 6039.5 (477.5) 5776.0 (341.7) 0.66
Selenium, mcg/1,000 kcal
Food sources 74.9 (2.6) 78.2 (1.9) 0.32
Supplements 23.2 (3.3) 22.4 (2.4) 0.85
Total intake 98.1 (4.5) 100.5 (3.2) 0.65
Lutein (food), mcg/1,000 kcal 1750.3 (108.9) 1859.2 (77.9) 0.42
Lycopene (food), mcg/1,000 kcal 5454.1 (394.3) 5045.2 (282.2) 0.41

SE: Standard error; aTE: alpha tocopherol equivalents.

Gifkins et al.

Gifkins et al. BMC Cancer 2012 12:211   doi:10.1186/1471-2407-12-211

Open Data