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Table 2 Correct knowledge and proper behavior on oral health between the two groups

From: Effectiveness of oral health education on 8- to 10-year-old school children in rural areas of the Magway Region, Myanmar

Variables

Categories

Intervention

Control

p value

n (%)

n (%)

Knowledge questions

The main cause of tooth decay

At baseline

17(15.5)

13(11.8)

0.432

After 1 year

79(71.8)

20(18.2)

 < 0.001

The main cause of gum diseases

At baseline

29(26.4)

64(58.2)

 < 0.001

After 1 year

60(54.5)

41(37.3)

0.010

Prevention of dental caries and periodontal diseases

At baseline

78(70.9)

85(77.3)

0.281

After 1 year

100(90.9)

88(80.0)

0.022

Foods that can cause dental caries

At baseline

71(64.5)

72(65.5)

0.888

After 1 year

82(74.5)

71(64.5)

0.107

Development of oral cancer

At baseline

74(67.3)

84(76.4)

0.134

After 1 year

96(87.3)

82(74.5)

0.016

Behavior questions

Frequency of tooth brushing

At baseline

39(35.5)

25(22.7)

0.038

After 1 year

74(67.3)

7(6.4)

 < 0.001

Occasion of tooth brushing

At baseline

21(19.1)

8(7.3)

0.010

After 1 year

70(63.6)

4(3.6)

 < 0.001

Devices using in tooth brushing

At baseline

99(90.0)

92(83.6)

0.163

After 1 year

106(96.4)

84(76.4)

 < 0.001

Device used to remove food debris stuck between the teeth

At baseline

8(7.3)

5(4.5)

0.391

After 1 year

51(46.4)

4(3.6)

 < 0.001

Pattern of tooth brushing (by direct observation)

At baseline

5(4.5)

3(2.7)

0.721

After 1 year

95(86.4)

6(5.5)

 < 0.001