Figures & data
Table 1 Demographic variables
Table 2 Clinical variables
Table 3 PDI score, inter-item correlations, and Cronbach’s alpha coefficient in our sample
Table 4 Initial factor loading for the PDI
Table 5 Rotated factor loadings and uniqueness in the PDI factorial analysis
Table 6 Correlations of PDI and three factors with scale scores
Table 7 Variables related to PDI and Factors 1, 2, and 3 (stepwise multiple linear regression)