Table 1.

Overall Meta-Analytic Association Size for Validated Variables With Positive Correlations With Income, National Health and Nutrition Examination Survey, 1999–2006

Variable	Category	Association Size	Standard Error	P Value
α-Tocopherol	Nutrients	0.11	0.01	6.00E−41
trans-β-carotene	Nutrients	0.20	0.02	1.00E−40
Lutein/zeaxanthin	Nutrients	0.17	0.01	4.00E−33
cis-β-carotene	Nutrients	0.18	0.02	1.00E−32
Total mercury	Heavy metals	0.17	0.02	4.00E−26
trans-lycopene	Nutrients	0.10	0.01	5.00E−26
β-Cryptoxanthin	Nutrients	0.16	0.02	2.00E−24
Serum folate	Nutrients	0.12	0.01	4.00E−23
Red blood cell folate	Nutrients	0.09	0.01	8.00E−19
α-Carotene	Nutrients	0.20	0.02	2.00E−18
Perfluorooctanoic acid	Perfluorochemicals	0.14	0.02	4.00E−13
HDL-cholesterol	Biochemicals	0.11	0.02	5.00E−13
Perfluorooctane sulfonic acid	Perfluorochemicals	0.13	0.02	9.00E−13
Urine mercury	Heavy metals	0.10	0.02	2.00E−10
Bone mineral density	Body measures	0.05	0.01	2.00E−09
Blood urea nitrogen	Biochemicals	0.07	0.01	3.00E−09
Perfluorononanoic acid	Perfluorochemicals	0.15	0.03	5.00E−09
Total bilirubin	Biochemicals	0.07	0.01	6.00E−09
Albumin	Biochemicals	0.05	0.01	1.00E−08
Upper leg length	Body measures	0.06	0.01	9.00E−08
Bicarbonate	Biochemicals	0.05	0.01	2.00E−07
Monocyte percent	Blood measures	0.05	0.01	2.00E−07
Perfluorohexane sulfonic acid	Perfluorochemicals	0.09	0.02	3.00E−06