Table 5

Cronbach’s α and average inter-item correlation coefficients assessed by Before-1 PDA scores (N = 93)
Scales Cronbach’s α Average inter-item correlation coefficient
Summary score 0.91 0.59
Function 0.85 0.59
Aesthetics & speech 0.83 0.54
Lower denture 0.89 0.67
Expectation 0.93 0.83
Upper denture 0.86 0.67
Importance 0.56 0.28

Before-1, questionnaire before replacement; PDA, Patient’s Denture Assessment.

Komagamine et al.

Komagamine et al. BMC Oral Health 2014 14:45   doi:10.1186/1472-6831-14-45

Open Data