Using three statistical methods to analyze the association between exposure to 9 compounds and obesity in children and adolescents: NHANES 2005-2010

Table 2 Distribution of the chemical exposures in NHANES 2005–2010 (N = 2372)

Chemical exposures	LOD (ng/mL)	DF (%)	GM	Mean	Min	P5	P25	P50	P75	P95	Max
Phenols (ng/mL)
BPA	0.4	95.7%	2.36	4.27	0.28	0.40	1.28	2.30	4.20	12.99	241.00
BP-3	0.4	99.3%	16.49	272.60	0.28	1.40	4.90	12.40	40.60	543.40	94,100.00
Paraben (ng/mL)
MeP	1.0	99.4%	62.66	278.80	0.71	4.50	17.00	58.10	228.20	1119.00	14,900.00
PrP	0.2	95.5%	7.32	59.44	0.14	0.20	1.40	6.50	38.18	283.45	4150.00
Pesticides (μg/L)
2,5-DCP	0.2	99.1%	16.15	255.10	0.14	0.80	3.50	12.20	54.63	955.45	19,400.00
2,4-DCP	0.2	93.5%	1.38	7.01	0.14	0.14	0.50	1.10	2.80	25.58	1230.00
Phthalate metabolites (ng/mL)
MBzP	0.3^a	99.7%	13.78	30.19	0.15	1.51	6.54	14.83	31.54	93.26	3806.57
MEP	0.8^a	99.9%	87.12	252.60	0.37	11.42	33.84	76.73	209.97	1027.72	11,810.04
MiBP	0.3^a	99.7%	9.98	20.38	0.21	1.50	5.20	10.81	20.31	51.62	6286.00

NHANES National Health and Nutrition Examination Survey, LOD Limit of detection, DF Detection frequency, GM Geometric mean
^aThe LOD for MBzP, MEP, and MiBP were 0.3 ng/mL, 0.8 ng/mL, and 0.3 ng/mL in the data from 2005 to 2008 and 0.2 ng/mL, 0.4 ng/mL, and 0.2 ng/mL in the data from 2009 to 2010

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