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Table 5 Findings for concurrent and discriminate validity of the C –OIDP

From: Psychometric evaluation of the child oral impacts on daily performances (C-OIDP) for use in Turkish primary school children: a cross sectional validation study

Subjective oral and general health measures

C-OIDP score Mean (SD)

P value

Self-rated oral healtha

 Good (n = 155)

11.30 (7.97)

< 0.001

 Bad (n = 53)

18.39 (8.72)

Self-rated general healtha

 Good (n = 137)

10.97 (8.22)

< 0.001

 Bad (n = 71)

17.25 (8.19)

Perceived oral treatment needsa

 Yes (n = 70)

17.34 (8.07)

< 0.001

 No (n = 138)

10.97 (8.26)

Satisfaction with oral healtha

 Satisfied (n = 119)

10.00 (7.85)

< 0.001

 Not satisfied (n = 89)

17.28 (8.10)

Self-reported oral problemsa

 Present (n = 134)

15.78 (8.07)

< 0.001

 Not present (n = 74)

8.27 (7.74)

Clinical, socio – demographic and behavioral variables

Caries experiencea

  DMFT+dmft =0 (n = 15)

4.81 (7.55)

< 0.001

  DMFT+dmft ≥1 (n = 193)

13.75 (8.48)

Gingival health statusa

  GI ≤ 1 (n = 65)

11.15 (9.02)

< 0.05

  GI > 1 (n = 143)

14.00 (8.46)

Malocclusiona

  Present (n = 18)

13.94 (8.42)

< 0.001

  Not present (n = 190)

4.39 (6.95)

Child’s gendera

  Male (n = 93)

12.68 (8.06)

> 0.05

  Female (n = 115)

13.47 (9.24)

Mother’s educational levela

   ≤ 8 years (n = 86)

15.47 (8.15)

< 0.01

   > 8 years (n = 122)

11.45 (8.75)

Tooth brushinga

   ≥ twice a day (n = 113)

12.02 (8.80)

> 0.05

   ≤ once a day (n = 95)

14.41 (8.48)

Dental attendancea

  Regular dental check-up (n = 64)

8.48 (8.15)

< 0.001

  Symptom-oriented (n = 144)

15.17 (8.17)

Dental flossinga

  Use (n = 41)

9.11 (8.05)

< 0.01

  Don’t use (n = 167)

14.09 (8.61)

Daily between meals frequency of sugar intakea

   ≥ 3 a day (n = 39)

16.59 (9.01)

< 0.05

   < 3 a day (n = 169)

12.31 (8.47)

Health insurance statusa

   Insured (n = 192)

13.31 (8.68)

> 0.05

  Uninsured (n = 16)

10.67 (8.92)

Number of children in the family (r)

0.273

< 0.01

Mother’s age (r)

0.019

> 0.05

Family monthly income (r)

0.054

> 0.05

  1. SD Standard deviation; r Spearman’s rank correlation coefficient. a Statistical evaluation by Mann–Whitney U-test