Table 2 Associations between the prevalence of dental caries, gingivitis, socio-demographic, oral health related behavior and preventive dental care use among children aged 6–11 years (N = 1326)

Age

6

7

8

9

10

11

238 (93.3)

220 (95.2)

235 (94.8)

221 (93.2)

199 (97.5)

144 (95.4)

17 (6.7)

11 (4.8)

13 (5.2)

16 (6.8)

5 (2.5)

7 (4.6)

0.349

234 (91.8)

215 (93.1)

228 (91.9)

219 (92.4)

187 (91.7)

137 (90.7)

21 (8.2)

16 (6.9)

20 (8.1)

18 (7.6)

17 (8.3)

14 (9.3)

0.977

255 (19.2)

231 (17.40

248 (18.7)

237 (17.9)

204 (15.4)

151 (11.4)

Sex

Female

Male

565 (94.2)

692 (95.3)

35 (5.8)

34 (4.7)

0.415

556 (92.7)

664 (91.5)

44 (7.3)

62 (8.5)

0.481

600 (45.2)

726 (54.8)

Socioeconomic Status

Low

Middle

High

780 (94.3)

313 (96.3)

164 (94.3)

47 (5.7)

12 (3.7)

10 (5.7)

0.369

757 (91.5)

308 (94.8)

155 (89.1)

70 (8.5)

17 (5.2)

19 (10.9)

0.059

827 (62.4)

325 (24.5)

174 (13.1)

Frequency of daily toothbrushing

Once a day or less

Twice a day or more

1167 (94.6)

90 (96.8)

66 (5.4)

3 (3.2)

0.517

1131 (91.7)

89 (95.7)

102 (8.3)

4 (4.3)

0.245

1233 (93.0)

93(7.0)

Use of fluoridated toothpaste

Always/Often

Seldom/Never

1179 (94.7)

78 (95.3)

65 (5.2)

4 (4.9)

1.00

1148 (92.3)

72 (87.8)

96 (7.7)

10 (12.2)

0.216

1244 (93.8)

82 (6.2)

Use of dental floss

At least once daily

Less than once daily

149 (95.5)

1108 (94.7)

7 (4.5)

62 (5.3)

0.813

138 (88.5)

1082 (92.5)

18 (12.5)

88 (7.5)

0.114

156 (11.6)

1170 (88.4)

Frequency of daily consumption of refined carbohydrates in-between meals

One or more times a day

Less than once daily

925 (94.7)

332 (95.1)

52 (5.3)

17 (4.9)

0.853

897 (91.8)

323 (92.6)

80 (8.2)

26 (7.4)

0.748

977 (73.7)

349 (26.3)

Most recent visit to the dental clinic

Less than a year ago

More than a year

30 (90.9)

1227 (94.9)

3 (9.1)

66 (5.1)

0.534

28 (84.8)

1192 (92.21)

5 (15.2)

101 (7.8)

0.226

33 (2.5)

1293 (97.5)

Total