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Table 1 What do you know? A Chinese lead knowledge test

From: “What do you know?”——knowledge among village doctors of lead poisoning in children in rural China

Questions

Rright key

right(%)

wrong(%)

don't know(%)

General knowledge

1. Lead poisoning can be prevented. The key is to keep children from coming in contact with lead

True

23

23

54

2. No safe blood lead level in children has been identified. Lead exposure can affect nearly every system in the body,

True

12

21

67

3. Lead exposure often occurs in children with no obvious symptoms

True

66

23

11

4. Even low lead level in the body can affect a child’s IQ

True

26

47

27

5. Lead smelters, a battery recycling plant and other industries such as paintingare likely to dismiss lead to environment

True

88

12

 

6. Children between the ages of 0 and 6 years old are the main victims of lead poisoning,

True

38

18

44

Exposure

7. Lead paint is only found in newer decorated houses than in older houses

True

87

5

8

8. Using lead-containing glazed pottery for cooking in a short time would not increase the risk of lead poisoning in children

False

20

76

4

9. Furniture refinishing frequently can increase a child’s exposure to lead

True

88

2

10

10. Children who is usually putting their fingers into the month is easy to get lead poisoned

True

67

8

25

11. One way for the lead-containing dust is coming from some industries associated with utility lead

True

92

7

1

12. Parents who smoke in the house can increase the risk of lead poisoning in children

True

32

23

45

13. Parents who work with lead at their jobs can bring lead home on their hair, shin and clothes

True

38

43

19

14. Lead can be transferred to the fetus

True

15

56

29

15. Lead can be transferred to the brain and damage the child’s ability to learn

True

55

16

29

16. Some traditional popular prescription such as “hongdan”, “zhangdan”, and “huangdan” do not include lead and safety for children

False

9

79

12

17. Environment contamination with lead is the most widespread source of lead exposure for rural children

True

74

12

14

18. Using tin pots to cook or drink is another pathway for children to exposure lead

True

44

24

32

19. Lead poisoning in children may produce some symptoms like hard to pay attention and learn, causing behavior problems and the growth and development slow down

True

45

12

43

20. Toys and toy jewelry are also the risk factors for children exposure lead

True

39

58

3

21. Soil and tape water are the risk factors for children exposure lead

True

27

38

35

Prevention measures

22. Teaching children washing their hands usually is good for preventing lead poisoning

True

82

10

8

23. If boiling the tap water lead can be removed

False

4

87

9

24. If the blood lead level is below 100μg/L, it doesn’t need to treat. Lead can leave the body as children grow up

False

6

91

3

Nutrition

    

25. A small amount of lead is healthy for body because it can stimulate the immune system

False

12

85

3

26. Look for foods with calcium, iron, and vitamin D. these foods can help keep lead out of the body

True

78

22

0

27. Fresh fruit is healthy for children avoiding lead poisoning

True

79

21

 

28. A diet with enough protein helps prevent lead poisoning in children

True

81

6

13