Table 2.

Adjusted regression coefficients and 95% CIs of POP serum concentrations modeled separately, in LASSO and Elastic Net (ENET) models, and in linear regression models using chemicals identified by LASSO and ENET models with mutual adjustment

Chemical	Modeled separately	LASSO	Linear regression after LASSO	ENET	Linear regression after ENET
Log10 PBDEs
BDE-28	−5.72 (−11.95, 0.51)	−2.59	−3.64 (−10.91, 3.63)	−2.57	−5.03 (−16.73, 6.67)
BDE-47	−6.06 (−11.96, −0.17)
BDE-99	−5.53 (−11.29, 0.22)
BDE-100	−6.05 (−11.40, −0.69)			−0.30	2.05 (−11.45, 15.56)
BDE-153	−5.31 (−10.29, −0.33)	−4.70	−6.57 (−12.35, −0.79)	−4.64	−7.50 (−15.89, 0.90)
Log10 PCBs
CB-74	5.22 (−6.16, 16.60)
CB-99	4.43 (−5.52, 14.38)
CB-118	7.80 (−0.51, 16.11)	4.78	6.34 (−2.64, 15.31)	4.88	6.29 (−2.72, 15.30)
CB-138_158	5.48 (−4.34, 15.30)
CB-153	9.80 (−0.57, 20.16)
CB-180	8.82 (−0.84, 18.48)	1.57	4.66 (−5.90, 15.22)	2.02	4.75 (−5.86, 15.37)
Log10 P,P’-DDE	1.01 (−8.69, 10.70)
Log10 P,P’-DDT	2.47 (−8.01, 12.95)
Log10 PFAS
PFOS	7.00 (−2.89, 16.90)
PFOA	12.59 (2.97, 22.21)	7.07	9.88 (−1.05, 20.81)	7.31	10.05 (−0.97, 21.07)
PFHxS	4.46 (−3.06, 11.97)
PFNA	16.68 (4.77, 28.60)	11.07	13.81 (0.42, 27.20)	11.12	14.00 (0.51, 27.49)

Adjusted for maternal age, race, education, household income, marital status, depression, serum cotinine, blood lead, fish consumption, IQ, and child sex and HOME score