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Table 3 Characteristics and exposure of partcipants

From: Neurobehavioural and cognitive effects of prenatal exposure to organochlorine compounds in three year old children

Total group

N = 214

 

N

Mean

Minimum

Maximum

Std. Deviation

HOME

127

47,7

28

55

4,3

Parity

206

1,6

1,0

4,0

0,8

Total IQ mother (WASI)

129

103,9

75

136

12,1

Highest education level of both parents

206

4,3

0

6

1,3

Age of mother at birth

206

29,5

20,3

41,6

3,9

BMI child at birth

206

13,6

9,8

20,6

1,4

SON, Total IQ-scale

125

113,7

70

150

13,6

Total STAI

169

0,1

0

1

0,4

Sum PCB ng/g total lipid *

198

87,9

2,8

305,6

59,6

PCB 118 ng /g total lipid

198

14,9

0

71,1

11,3

PCB 170 ng/g total lipid

197

8,9

0

55,6

7,4

Calux-TEQ pg/g total lipid

148

30,1

5,1

130,2

20,5

DDE ng/g total lipid

206

198,2

8,2

1274,5

193,5

HCB ng/g total lipid

197

27,8

2,4

132,1

20,4

Lead μg/L

201

19.2

1.0

87.3

15.8

Cadmium μg/L

201

0.7

0.1

13.9

1.1

  1. HOME, WASI, SON total IQ-scale, Total STAI: see overview tests in Tables 1 and 2
  2. Sum PCB, PCB 118, PCB 170, Calux-TEQ, DDE-conc., HCB-conc.: see “Blood sampling and measurements”
  3. *Sum PCB = PCB 138+ PCB 153+ PCB 180