Table 2 Comparison of elementary school-age children dt/DT,mt/MT and ft./FT characteristics according to their demographic variables

Total

2.68 (3.05)

0.60 (1.12)

0.32 (0.93)

0.33 (0.85)

0.009 (0.13)

0.44 (1.04)

Gender

Boys

2.96(3.27)

0.75 (1.22)

0.31 (0.94)

0.31 (0.85)

0.01 (0.17)

0.29 (0.77)

Girls

2.38(2.79)

0.45 (0.98)

0.32 (0.92)

0.34 (0.85)

0.004 (0.06)

0.60 (1.23)

P value

<0.001

<0.001

0.81

0.54

0.24

<0.001

Age(year)

7

5.24 (4.25)

0.81 (1.22)

0.47 (1.05)

0.04 (0.31)

0.00 (0.00)

0.10 (0.46)

8

4.21(3.15)

1.00 (1.10)

0.62 (1.22)

0.30 (0.81)

0.00 (0.00)

0.39 (0.75)

9

3.50(2.36)

0.93 (1.21)

0.46 (1.22)

0.31 (0.79)

0.00 (0.00)

0.44 (1.10)

10

2.24(2.14)

0.57 (1.30)

0.25 (0.74)

0.36 (0.98)

0.00 (0.00)

0.44 (1.02)

11

1.20(1.54)

0.30 (0.98)

0.16 (0.69)

0.42 (0.93)

0.01 (0.10)

0.56 (1.06)

12

0.51(1.00)

0.15 (0.55)

0.03 (0.32)

0.47 (0.98)

0.03 (0.27)

0.65 (1.38)

P value

<0.001

<0.001

<0.001

<0.001

0.01

<0.001

District

Center

2.58(3.02)

0.61 (1.17)

0.43 (1.12)

0.34 (0.89)

0.008 (0.15)

0.50 (1.08)

Suburb

2.81(3.09)

0.58 (1.04)

0.16 (0.55)

0.31 (0.80)

0.009 (0.09)

0.36 (0.96)

P value

0.11

0.79

<0.001

0.55

0.88

0.02

Dental pain experience

Never

1.89(2.76)

0.53 (1.20)

0.20 (0.63)

0.31 (0.92)

0.003 (0.05)

0.47 (1.01)

Seldom

2.44(2.62)

0.54 (1.01)

0.33 (1.03)

0.32 (0.80)

0.01 (0.15)

0.47 (1.15)

Often

3.87(3.59)

0.78 (1.17)

0.41 (1.01)

0.35 (0.85)

0.01 (0.13)

0.37(0.86)

P value

<0.001

0.009

0.01

0.79

0.71

0.58

Father Education

≤Primary

3.32(3.23)

0.51 (1.06)

0.17 (0.50)

0.37 (0.93)

0.00 (0.00)

0.37 (0.87)

High School

2.72(3.10)

0.64 (1.14)

0.27 (0.89)

0.35 (0.88)

0.01 (0.14)

0.42 (1.03)

<High School

2.14(2.66)

0.45 (0.99)

0.62 (1.21)

0.17 (0.56)

0.00 (0.00)

0.61 (1.12)

P value

0.007

0.16

0.004

0.02

0.62

0.26

Mother Education

≤Primary

3.66(3.71)

0.67 (1.27)

0.20 (0.55)

0.37 (0.92)

0.00 (0.00)

0.33 (0.80)

High School

2.69(3.05)

0.63 (1.13)

0.29 (0.91)

0.35 (0.88)

0.01 (0.14)

0.43 (1.04)

<High School

2.03 (2.43)

0.37 (0.88)

0.63 (1.20)

0.15 (0.50)

0.00 (0.00)

0.61 (1.09)

P value

0.04

0.15

0.04

0.61

0.93

0.83

Father occupation

worker

2.90 (3.01)

0.72 (1.27)

0.25 (0.86)

0.26 (0.74)

0.00 (0.00)

0.52 (1.04)

Government service

2.07(2.56)

0.42 (0.92)

0.46 (1.17)

0.22 (0.79)

0.00 (0.00)

0.59 (1.25)

Self-employment

2.84 (3.13)

0.64 (1.14)

0.28 (0.85)

0.38 (0.89)

0.01 (0.16)

0.37 (0.93)

P value

0.01

0.02

0.44

0.12

0.34

0.03

Mother occupation

Government service

2.69(3.02)

0.27 (0.76)

0.55 (1.27)

0.16 (0.53)

0.00 (0.00)

0.72 (1.22)

Self-employment

2.92(3.42)

0.80 (1.20)

0.34 (1.16)

0.27 (0.72)

0.00 (0.00)

0.48 (1.16)

No job

2.19(2.75)

0.60 (1.13)

0.30 (0.87)

0.35 (0.88)

0.01 (0.14)

0.42 (1.01)

P value

0.93

0.09

0.84

0.62

0.70

0.38

Parent Supervision

Yes

1.82 (2.41)

0.37 (0.84)

0.26 (0.86)

0.42 (1.01)

0.01 (0.19)

0.55 (1.14)

No

3.14 (3.26)

0.73 (1.22)

0.34 (0.97)

0.28 (0.74)

0.004 (0.06)

0.38 (0.97)

P value

<0.001

<0.001

0.10

0.004

0.10

0.07