Skip to main content

Table 1 Dental caries distribution at surface, tooth and child levels amongst 12-year-oldsa,b

From: Dental caries thresholds among adolescents in England, Wales, and Northern Ireland, 2013 at 12, and 15 years: implications for epidemiology and clinical care

Distribution according to CDHS 2013 code

Surface level

Tooth levelc

Child levelc

Sum

%

Mean/child

S.D

Sum

%

Mean/child

S.D

Sum

%

Sound d

288,502

96.68

113.94

16.15

59,285

90.38

23.41

4.20

890

35.15

Code AV-visual change in enamel

3718

1.25

1.47

2.79

2841

4.33

1.12

2.02

431

17.02

Code AC-enamel change with cavitation

359

0.12

0.14

0.58

314

0.48

0.12

0.50

75

2.96

Code 2V-visual dentine caries

1157

0.39

0.46

1.42

819

1.25

0.32

0.90

174

6.87

Code 2C-cavitated dentin caries

743

0.25

0.29

1.14

515

0.79

0.20

0.70

221

8.73

Code 3-decay with pulpal involvement

414

0.14

0.16

1.32

108

0.16

0.04

0.31

57

2.25

Filled with recurrent decay

191

0.06

0.08

0.46

144

0.22

0.06

0.33

80

3.16

Filling needs replacement, no decay

25

0.01

0.01

0.17

14

0.02

0.01

0.08

5

0.20

Sound filling

2001

0.67

0.79

1.83

1290

1.97

0.51

1.06

470

18.56

Missing due to decay

1310

0.44

0.52

2.60

262

0.40

0.10

0.52

129

5.09

Total

298,420

100.00

  

65,592

100.00

  

2532

100.00

  1. aCounts and proportions are unweighted
  2. b2013 Children’s Dental Health Survey included England, Wales, and Northern Ireland
  3. cCodes at tooth and child level represent the worst code in each tooth and child
  4. dIncluding sub-clinical decay and lesions seen only on radiographs