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Table 3 The association of independent variables (SES, oral health practices, and salivary parameters) and caries experience in primary teeth (dmft) in the entire sample

From: Evaluation of salivary parameters and StreptococcusMutans count in children with cerebral palsy in Egypt: a case control study

 

Univariate regression

Multivariate regression

P value

Unadjusted regression coefficient (95% C.I.)

Partial eta squared

P value

Adjusted regression coefficient (95% C.I.)

Partial eta squared

CP versus normal

0.013*

1.35 (0.29, 2.41)

0.08

< 0.0001*

5.87 (4.95, 6.78)

0.43

Age

0.51

0.07 (− 0.14, 0.28)

0.005

   

Male versus female

0.81

0.15 (− 1.03, 1.32)

0.001

   

Illiterate father versus university educated

0.09

1.49 (− 0.21, 3.2)

0.02

   

Father occupation: Unemployed versus employed

0.38

0.61 (− 0.76, 1.98)

0.001

   

Illiterate mother versus university educated

0.37

0.98 (− 1.18, 3.13)

0.005

   

Mother occupation unemployed versus employed

0.17

0.91 (− 0.39, 2.21)

0.01

   

Visiting dentist

< 0.0001*

2.87 (1.7, 4.04)

0.13

< 0.0001*

0.83 (0.44, 1.22)

0.11

Tooth-brushing

0.004*

− 1.71 (− 2.87, − 0.55)

0.05

0.001*

− 0.70 (− 1.10, − 0.29)

0.07

Sugary snacks twice daily

< 0.0001*

3.22 (2.23, 4.22)

0.21

0.15

0.30 (− 0.11, 0.7)

0.01

Eating semiliquid diet versus solid

0.053

1.71 (− 0.01, 2.36)

0.02

   

Eating liquid diet versus solid

< 0.0001*

6.02 (4.39, 7.65)

0.25

0.002*

1.24 (0.47, 2.0)

0.07

Unstimulated flow rate

< 0.0001*

− 6.61 (− 9.69, − 3.53)

0.1

< 0.0001*

− 4.46 (− 5.55, − 3.36)

0.31

Initial pH

0.001*

− 4.49 (− 7.22, − 1.76)

0.06

0.61

− 0.26 (− 1.28, 0.76)

0.002

Buffering capacity

< 0.0001*

− 5.0 (− 6.15, − 3.85)

0.32

< 0.0001*

− 3.45 (− 4.39, − 2.51)

0.27

Salivary total antioxidant capacity

< 0.0001*

1.49 (0.98, 1.99)

0.18

< 0.0001*

3.95 (3.56, 4.33)

0.24

S. mutans (log count)

< 0.0001*

8.15 (6.29, 10.0)

0.33

< 0.0001*

4.47 (2.66, 6.27)

0.35

Saliva viscosity: watery versus thick

< 0.0001*

− 4.15 (− 5.2, − 3.09)

0.28

0.001*

− 0.79 (− 1.23, − 0.34)

0.08

  1. F = 166.42, p < 0.0001*, adjusted R2 = 0.93, *statistically significant at P < 0.05