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Table 3 Prevalence and mean number of decayed, missing and filled teeth by age, gender and location: Malawi national oral health survey 2013

From: Magnitude of dental caries, missing and filled teeth in Malawi: National Oral Health Survey

 

N

Prevalence of decayed, missing and filled teeth

Mean number of decayed, missing and filled teeth (DMFT)

Decayed teeth

Missing teeth

Filled teeth

Decayed teeth

Missing teeth

Filled teeth

DMFT

%

95 % CI

%

95 % CI

%

95 % CI

No. of teeth affected

mean

no. of teeth affected

mean

no. of teeth affected

mean

no. of teeth affected

mean

Age (years):

               

 12

1,114

19.1

16.8–21.4

2.7

1.7–3.7

0.2

−0.1–0.5

459

0.41

285

0.26

4

0.00

748

0.67

 15

933

21.9

19.2–24.6

5.2

3.8–6.6

1.3

0.6–2.0

459

0.49

195

0.21

13

0.01

667

0.71

 35–44

2,305

49.0

47.0–51.0

47.7

45.7–49.7

8.7

7.5–9.9

3,278

1.42

3,636

1.58

264

0.11

7,178

3.11

 65–74

683

49.2

45.5–52.9

79.9

76.9–82.9

12.7

10.2–15.2

964

1.41

3,506

5.13

232

0.34

4,702

6.87

Others

356

37.4

32.4–42.4

41.3

36.2–46.4

13.1

9.6–16.6

423

1.17

679

1.87

86

0.24

1,188

3.27

 All

5,391

37.4

36.1–38.7

35.2

33.9–36.5

6.5

5.8–7.2

5,583

1.03

8,301

1.54

599

0.11

14,483

2.68

Gender:

               

Male

2,090

32.4

30.4–34.4

30.1

28.1–32.1

6.6

5.5–7.7

1,668

0.80

3,069

1.47

200

0.10

4,937

2.36

Female

3,301

40.5*

38.8–42.2

37.7*

36.0–39.4

6.6

5.8–7.4

3,846

1.17

5,271

1.60

401

0.12

9,518

2.88

Both sexes

5,391

37.4

36.1–38.7

34.8

33.5–36.1

6.5

5.8–7.2

5,514

1.02

8,340

1.55

601

0.11

14,455

2.68

Location:

               

Urban

327

33.3

28.2–38.4

30.9

25.9–35.9

5.2

2.8–7.6

239

0.73

377

1.15

40

0.12

656

2.01

Rural

4,384

37.4

36.0–38.8

33.7

32.3–35.1

7.2

6.4–8.0

4,612

1.05

6,496

1.48

535

0.12

11,643

2.66

  1. CI Confidence interval, DMFT decayed, missing, filled teeth, N number of participants in the group, no. number, % percentage, *statistically significant, prevalence in males vs females, urban vs rural, p < 0.05. The mean number of decayed, missing and filled teeth was calculated as the number of affected teeth divided by the total number (N) of participants in the group