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Table 2 Total OHRQoL (CPQ11–14) scores by sociodemographic and general health variables

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

Sociodemographic variables Mean SD Median IQR P-valuea
Total score 24.6 17.2 21 12–34 ---
Age (years)
 11-13 25.1 17.2 21 12–33 0.328
 14-15 24.2 17.2 20 12–35  
Gender
 Male 25.0 17.6 21 12–35 0.357
 Female 24.2 16.7 20 12–33  
Birth order
 First 24.5 17.0 20 12–34 0.156
 2-3 23.7 17.1 20 11–33  
 4+ 25.7 17.3 23 12–36  
Number of siblings
 0-3 23.3 16.5 19 12–32 0.002b
 4-5 23.8 17.0 20 11–32  
 6+ 27.2 18.0 24 13-37  
Family income
 Low 30.3 19.7 27 15–43 <0.001c
 Middle 24.6 16.9 21 12–34  
 High 22.2 16.6 19 10–31  
Mother’s education
 Less than secondary 27.0 18.4 22 13–37 0.007d
 Secondary 24.3 16.7 21 12–34  
 University 23.2 16.6 19 12–31  
Father’s education
 Less than secondary 29.3 18.8 28 14–41 <0.001e
 Secondary 24.0 17.0 20 12–33  
 University 23.7 16.5 20 12–33  
General health variables
Health problems
 Yes 28.3 18.4 26 14–39 <0.001
 No 23.7 16.6 20 12–33  
Hospitalization
 Yes 27.2 17.8 23 14–38 0.001
 No 23.7 16.8 20 12–33  
  1. Abbreviations: OHRQoL Oral health related quality of life; CPQ 11–14 Child Perceptions Questionnaire for 11- to 14-year-olds; SD Standard deviation; IQR Interquartile range.
  2. aTwo-sample t-test, One-way ANOVA test and Tukey post-hoc test were used
  3. b0–3 < 6+; 4–5 < 6+
  4. cHigh < Low; Middle < Low
  5. dUniversity < Less than secondary
  6. eSecondary < Less than secondary; University < Less than secondary