Table 2 Prevalence (95% CI) of caries and prevalence of dental infections due to caries in 11-13-year-old schoolchildren

Girls

1002

82.9% (80.6-85.3)

P = 0.46

56.6% (53.5-59.7)

P = 0.43

Boys

949

81.6% (79.1-84.0)

P = 0.46

54.7% (51.5-57.7)

P = 0.43

Rural

978

80.6% (78.1-83.1)

P = 0.057

54.5% (51.4-57.6)

P = 0.32

Urban

973

84.0% (81.6-86.3)

P = 0.057

56.8% (53.7-60.0)

P = 0.32

TV at home - yes

1443

83.1% (81.1-85.0)

P = 0.12

55.9% (53.3-58.4)

P = 0.81

TV at home - no

508

79.9% (76.4-83.4)

P = 0.12

55.1% (50.8-59.5)

P = 0.81

Siblings 0-4*

1201

82.8% (80.7-85.0)

P = 0.37

55.0% (52.2-57.9)

P = 0.49

Siblings >4*

742

81.1% (78.3-84.0)

P = 0.37

56.7% (53.2-60.3)

P = 0.49