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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 --- --- ---
 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