Skip to main content

Table 4 Comparison of internal reliability between face-to-face interview (FTFI) and self-administrated questionnaire (SAQ) groups

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

Performances FTFI group (n = 72) SAQ group (n = 72)
  Item-total correlation + Alpha if item deleted* Item-total correlation + Alpha if item deleted*
Eating 0.24 0.52 0.44 0.46
Speaking 0.30 0.49 0.15 0.56
Cleaning mouth 0.16 0.53 0.36 0.49
Sleeping 0.19 0.53 -0.04 0.57
Emotion 0.42 0.50 0.15 0.55
Smiling 0.38 0.47 0.41 0.46
Studying 0.13 0.54 0.24 0.55
Social contact 0.52 0.43 0.48 0.45
Cronbach's alpha* 0.54 0.55
  1. + Fisher's Z-transformation was used
  2. * Feldt's W test was used