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Table 3 Comparison of overall Child-OIDP scores between face-to-face interview and self-administered questionnaire groups

From: Comparison of the self-administered and interviewer-administered modes of the child-OIDP

Proxy measures rho p value
FACE-TO-FACE INTERVIEW GROUP (n = 72)
Self-rated oral health status (poor/.../good) -0.04 0.747
Self-perceived need for braces (a little/.../a lot) 0.26 0.027
Happiness with dental appearance (unhappy/.../happy) -0.28 0.015
Frequency of thinking about dental appearance (not often/.../a lot) 0.37 0.001
SELF-ADMINISTERED QUESTIONNAIRE GROUP (n = 72)   
Self-rated oral health status (poor/.../good) -0.11 0.346
Self-perceived need for braces (a little/.../a lot) 0.12 0.325
Happiness with dental appearance (unhappy/.../happy) -0.24 0.039
Frequency of thinking about dental appearance (not often/.../a lot) 0.13 0.297
COMPARISON OF CORRELATIONS BETWEEN GROUPS   
Self-rated oral health status (poor/.../good) --- 0.662
Self-perceived need for braces (a little/.../a lot) --- 0.394
Happiness with dental appearance (unhappy/.../happy) --- 0.787
Frequency of thinking about dental appearance (not often/.../a lot) --- 0.118
  1. Spearman's rho correlation coefficient was used
  2. (*) Fisher's Z-transformation was used