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Table 2 Percentage of individuals and trend according to the periodontal condition−CPI Index—1986/2003/2010

From: Brazilian adolescents’ oral health trends since 1986: an epidemiological observational study

Periodontal condition—CPI index

Variable

Year 1986

n = 4.798

Year 2003

n = 7.772

(2003–1986)

Trend (%)

2003–1986

Year 2010

n = 5.445

(2010–2003)

Trend (%)

2010–2003

(2010–1986)

Trend (%)

2010–1986

15–19 years

Value (CI 95 %)

Healthy

51.68

46.18

−5.5

−10.7

50.9 (45.4−56.4)

4.73

10.2

−0.78

−1.5

Bleeding

19.89

18.77

−1.1

−5.6

9.7 (7.5–12.3)

−9.07

−48.3

−10.19

−51.2

Calculus

23.10

33.40

10.3

44.6

28.4 (24.8–32.4)

−5

−15.0

5.30

22.9

Pocket 4–5 mm

2.14

1.19

−1.0

44.4

8.8 (6.9–11.3)

7.61

639.5

6.66

311.2

Pocket 6 mm and +

0.19

0.15

−0.04

−21.1

0.7 (0.3–1.2)

0.55

366.7

0.51

268.4

Excluded sextant

2.92

0.31

−2.6

−89.4

1.5 (0.9–2.4)

1.19

383.9

−1.42

−48.6

  1. Source: Brazil. MS, 1986; MS, 2004, 2011