Table 3 Analyses of caries prevalence, caries experience, and enamel caries as a proportion of total caries experience

Caries prevalence (enamel caries threshold)

Age group (years)

12–15

24

0.73 (0.59–0.87)

 < 0.001

99.9%

0.028*

16–19

7

0.90 (0.85–0.94)

 < 0.001

95.2%

Publication year

 < 2010

7

0.83 (0.75–0.89)

 < 0.001

96.1%

0.28

 ≥ 2010

15

0.72 (0.54–0.89)

 < 0.001

99.9%

Examination year*

 < 2010

10

0.78 (0.70–0.87)

 < 0.001

98.7%

0.001

 ≥ 2010

11

0.74 (0.53–0.96)

 < 0.001

99.9%

Type of examination

Partial-mouth

5

0.81 (0.70–0.91)

 < 0.001

99.7%

0.48

Full-mouth

17

0.74 (0.57–0.90)

 < 0.001

99.9%

Europe geographical region

Scandinavian

11

0.76 (0.65–0.87)

 < 0.001

99.1%

0.88

Non-Scandinavian

11

0.74 (0.53–0.96)

 < 0.001

99.9%

Caries prevalence (dentine caries threshold)

Publication year

 < 2010

4

0.56 (0.22–0.90)

 < 0.001

99.9%

0.78

 ≥ 2010

11

0.51 (0.36–0.66)

 < 0.001

99.5%

Type of examination

Partial-mouth

3

0.50 (0.06–0.94

 < 0.001

99.9%

0.90

Full-mouth

12

0.53 (0.38–0.68)

 < 0.001

99.9%

Europe geographical region

Scandinavian

9

0.49 (0.32–0.67)

 < 0.001

99.9%

0.64

Non-Scandinavian

6

0.57 (0.32–0.81)

 < 0.001

99.7%

Caries Experience

Age group (years)

12–15

17

5.58 (4.33–7.21)

 < 0.001

99.7%

0.41

16–19

4

7.61 (3.78–15.30)

 < 0.001

98.9%

Age grouping (years)

Publication year

 < 2010

4

5.48 (4.27–8.47)

 < 0.001

96.7%

0.74

 ≥ 2010

10

6.24 (4.16–9.37)

 < 0.001

99.9%

Examination year*

 < 2010

7

7.54 (5.46–10.43)

 < 0.001

97%

0.41

 ≥ 2010

6

5.21 (2.30–11.81)

 < 0.001

99%

Type of examination

Partial-mouth

2

3.53 (1.62–7.70)

 < 0.001

93.2%

0.16

Full-mouth

12

6.56 (4.55–9.47)

 < 0.001

99.8%

Europe geographical region

Scandinavian

8

4.43 (2.52–7.81)

 < 0.001

98.5%

0.037*

Non-Scandinavian

6

8.89 (6.41–12.33)

 < 0.001

99.8%

Enamel caries proportion

Age groups (years)

12–15

8

0.56 (0.42–0.76)

 < 0.001

99.6%

0.10

16–19

3

0.37 (0.24–0.56)

 < 0.001

99.8%