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Table 1 Descriptive statistics of environmental contaminants (MIREC study, 2008–2011)

From: Maternal exposure to metals and persistent pollutants and cord blood immune system biomarkers

Chemical

(μg/L)

N

LOD

%

>LOD

Min

Median

Max

IQR

Organochlorine Pesticides (plasma)

       

Trans-nonachlor

1232

0.01

84.58

LOD

0.02

0.23

0.01

p,p'-Dichlorodiphenyldichloroethylene (DDE)

1233

0.09

99.19

LOD

0.30

26.00

0.28

Hexachlorobenzene

1232

0.04

29.71

LOD

0.02

0.61

0.02

Oxychlordane

1231

0.005

92.04

LOD

0.01

0.13

0.01

Organophosphate Pesticide Metabolites

(urine)a

      

Dimethylphosphate (DMP)

1229

1.00

79.55

LOD

3.25

43.33

4.44

Dimethylthiphosphate (DMTP)

1227

0.60

80.49

LOD

3.44

141.82

7.22

Diethyldithiophosphate (DEDTP)

1230

0.30

2.27

LOD

0.15

4.02

0.18

Diethylthiophosphate (DETP)

1229

0.3,0.6

52.92

LOD

0.65

31.89

0.85

Diethylphosphate (DEP)

1230

1.00

76.64

LOD

2.38

2104.76

2.90

Polychlorinated biphenyls (plasma)

       

PCB 118

1233

0.01

74.45

LOD

0.01

0.22

0.02

PCB 138

1233

0.01

93.19

LOD

0.03

0.28

0.02

PCB 153

1233

0.01

99.19

LOD

0.04

0.53

0.04

PCB 180

1233

0.01

92.70

LOD

0.03

0.77

0.03

Metals (whole blood)

       

Lead (μg/dL)

1241

0.10

100.00

0.17

0.62

4.14

0.41

Cadmium

1241

0.04

97.42

LOD

0.20

5.06

0.17

Arsenic

1241

0.22

93.63

LOD

0.82

34.46

0.66

Mercury

1241

0.12,0.10

90.57

LOD

0.70

10.03

1.02

  1. aadjusted for specific gravity [41]