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Table 4 Concurrent validity tests for the Child-OIDP: comparison of Child-OIDP scores between different categories of related outcome variables

From: Validation of an English version of the Child-OIDP index, an oral health-related quality of life measure for children

Variables (Categories)

N.

Child-OIDP Quartiles

P-value

Perceived Oral Health 1

   

   Fair or poor

91

(0, 1.4, 5.6)

0.01

   Good, very good or excellent

137

(0, 0, 2.8)

 

Perceived satisfaction with mouth 2

   

   Dissatisfied

29

(0, 5.56, 11.81)

<0.001

   Neither/nor

53

(0, 0, 4.17)

 

   Satisfied

146

(0, 0, 2.78)

 

Perceived Dental Treatment Need 1

   

   Not Present

150

(0, 0, 1.7)

<0.001

   Present

78

(0, 1.4, 8.3)

 
  1. 1 Mann-Whitney, 2Kruskal-Wallis