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Table 3 Distribution of children, as percentage, by year, according to the DMFT and DT.

From: Changing trend of caries from 1989 to 2004 among 12-year old Sardinian children

 

DMFT

DT

 

0

1–5

6–10

>10

0

1–5

6-1

>10

1989

10.5

57.0

29.6

2.9

35.5

57.5

7.0

0.0

1992

15.6

54.3

27.3

2.8

34.3

55.0

10.7

0.0

1995

27.6

55.3

15.7

1.4

48.6

44.7

5.7

1.0

1999

38.2

48.9

11.9

1.0

46.9

45.2

7.4

0.5

2004

63.8

29.2

6.0

1.0

71.8

27.9

0.3

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  1. χ2 = 12.3 p = 0.01 χ2 = 9.4 p < 0.05