Perturbation of lipids and glucose metabolism associated with previous 2,4-D exposure: a cross-sectional study of NHANES III data, 1988-1994

Table 2 Linear regression analysis of log(HDL) on 2,4-D and covariates for ages 20-59, NHANES III, 1988-1994.

Independent variables	All available	Susceptible subpopulations
	subjects (n = 709)	HbA1c > 5.1%	T4 ≤ 8.5 μg/dl
		(n = 345)	(n = 364)
	Estimate (95% CI)	Estimate (95% CI)	Estimate (95% CI)
Intercept	4.227	4.107	4.209
	(4.062, 4.391)^a	(3.871, 4.343)^a	(3.965, 4.453)^a
2,4-D, binary	-0.048	-0.015	-0.088
	(-0.101, 0.006)	(-0.090, 0.061)	(-0.160, -0.016)^c
Log (urinary creatinine)	-0.027	-0.022	-0.032
	(-0.056, 0.001)	(-0.063, 0.019)	(-0.074, 0.010)
Gender	-0.145	-0.100	-0.145
	(-0.184, -0.105)^a	(-0.157, -0.043)^a	(-0.203, -0.085)^a
Age (years)	0.001	0.001	0.001
	(-0.002, 0.002)	(-0.002, 0.003)	(-0.002, 0.003)
Non-Hispanic Black	0.124	0.149	0.154
	(0.078, 0.170)^a	(0.083, 0.215)^a	(0.089, 0.219)^a
Mexican American	-0.032	0.021	-0.017
	(-0.082, 0.017)	(-0.053, 0.094)	(-0.093, 0.060)
Other ethnicity	0.108	0.176	0.232
	(-0.008, 0.223)	(0.025, 0.327)^c	(0.068, 0.396)^b
Past smoker	-0.040	-0.011	-0.073
	(-0.092, 0.012)	(-0.082, 0.060)	(-0.147, 0.001)
Active smoker	-0.084	-0.094	-0.097
	(-0.126, -0.041)^a	(-0.154, -0.034)^b	(-0.159, -0.035)^b
BMI 25-29 kg/m²	-0.178	-0.201	-0.156
	(-0.220, -0.136)^a	(-0.262, -0.140)^a	(-0.216, -0.096)^a
BMI ≥ 30 kg/m²	-0.230	-0.224	-0.230
	(-0.279, -0.181)^a	(-0.289, -0.160)^a	(-0.304, -0.157)^a
Alcohol consumption	0.101	0.069	0.125
	(0.034, 0.168)^b	(-0.022, 0.159)	(0.039, 0.210)^b
Income ≥ 20K (%)	-0.022	-0.024	-0.039
	(-0.061, 0.018)	(-0.078, 0.030)	(-0.098, 0.019)
Hours of fasting	-0.001	-0.001	0.002
	(-0.005, 0.004)	(-0.006, 0.006)	(-0.004, 0.008)

ISSN: 1476-069X