Table 6 Urinary biomarker concentrations (μg/g creatinine) for males and females and for adults and children for chlormequat and chlorpyrifos.

From: Urinary biomarker concentrations of captan, chlormequat, chlorpyrifos and cypermethrin in UK adults and children living near agricultural land

Pesticide

Female

Male

 

N

N<LOD

GM

GSD

N

N<LOD

GM

GSD

Chlormequat

 Outwith

262

11

11.8

3.2

178

6

13.0

2.9

 Within

335

4

15.4

2.8

220

0

18.3

2.7

 Spray

120

1

14.4

2.6

77

2

17.1

2.7

Chlorpyrifos

 Outwith

262

32

3.3

2.1

178

22

2.7

2.3

 Within

334

42

3.0

2.4

220

27

2.8

2.4

 Spray

41

7

2.5

2.2

22

0

2.5

1.9

 

Child

Adult

 

N

N<LOD

GM

GSD

N

N<LOD

GM

GSD

Chlormequat

 Outwith

59

3

11.4

4.2

381

14

12.4

3.0

 Within

79

3

19.3

3.4

476

1

16.1

2.7

 Spray

40

0

17.7

2.8

157

3

14.9

2.6

Chlorpyrifos

 Outwith

59

4

3.7

2.2

381

50

2.9

2.2

 Within

79

4

3.8

2.5

475

65

2.8

2.4

 Spray

8

1

2.2

2.3

55

6

2.6

2.0

  1. Abbreviations: GM, geometric mean; GSD, geometric standard deviation; LOD, limit of detection; N, number.
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