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Table 4 Linear regression results (coefficients, SEs, 95% CIs and P-values) for predictors of OHRQoL (CPQ11–14) scores

From: Do children’s previous dental experience and fear affect their perceived oral health-related quality of life (OHRQoL)?

Significant Predictors

Coefficient

SE

95% CI

P-value

Number of siblings

0.5

0.2

(0.1, 0.9)

0.017

Income

 Low

Ref

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---

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 Middle

−3.2

1.8

(−6.6, 0.3)

0.075

 High

−5.2

2.0

(−9.1, −1.3)

0.009

Father’s education

 Less than secondary

Ref

---

---

---

 Secondary

−4.3

1.5

(−7.1, −1.4)

0.004

 University

−3.9

1.4

(−6.7, −1.0)

0.008

Ever hospitalized

3.1

1.1

(0.9, 5.3)

0.007

Health problem

3.1

1.1

(0.5, 5.7)

0.022

Dental fear (Fearful = 1)

9.9

1.2

(7.6, 12.2)

<0.001

Pain as reason for most recent dental visit

2.2

1.0

(0.3, 4.1)

0.011

Received a filling at previous dental visit/s

−2.7

0.9

(−4.5, −0.8)

0.005

  1. Abbreviations: OHRQoL Oral health related quality of life; CPQ 11–14 Child Perceptions Questionnaire for 11- to 14-year-olds; SE Standard error; CI Confidence interval