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. Author manuscript; available in PMC: 2014 Nov 1.
Published in final edited form as: Int J Hyg Environ Health. 2013 Mar 9;216(6):703–709. doi: 10.1016/j.ijheh.2013.01.005

Table 5.

Beta coefficients (p-value) and weights assigned to quartile scores, for association with ALT when all analyte classes are included in the same model, NHANES 2003–2004.

Analyte Unweighted quartile score Weighted quartile score VALIDATION DATASET: Weighted quartile score
All analytes included in weighted sum (Model 2)
All analytes together 0.0004 (0.68) 0.08 (0.003) 0.06 (0.04)
Weights Weights from test data set (see column at left)
 Cadmium -- 0
 Lead -- 0
 Mercury -- 0.29
 PCB 28 -- 0
 PCB 66 -- 0
 PCB 74 -- 0
 PCB 105 -- 0
 PCB 118 -- 0
 PCB 156 -- 0
 1,2,3, 6,7,8-HXCDD -- 0
 1,2,3,4,6,7,8-HPCDD -- 0.09
 1,2,3,4,6,7,8,9-OCDD -- 0
 1,2,3,4,6,7,8-HPCDF --
 3,3',4,4',5-PNCB -- 0.24
 PCB 44 -- 0
 PCB 49 -- 0
 PCB 52 -- 0.04
 PCB 87 -- 0
 PCB 99 -- 0
 PCB 101 -- 0.03
 PCB 110 -- 0
 PCB 138 -- 0
 PCB 146 -- 0
 PCB 149 -- 0
 PCB 151 -- 0
 PCB 153 -- 0
 PCB 170 -- 0
 PCB 177 -- 0
 PCB 178 -- 0
 PCB 180 -- 0.25
 PCB 183 -- 0
 PCB 187 -- 0.06
 PCB 194 -- 0
 PCB 196 -- 0
 PCB 199 -- 0
 PCB 206 -- 0
 PCB 209 -- 0
*

Adjusted for sex, race/ethnicity, poverty-income ratio (continuous), age (continuous), and BMI (continuous)