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. 2021 Jan 7;22:16. doi: 10.1186/s12882-020-02220-x

Table 3.

Reliability measures of the Persian version of 5-D scale

Domains Test Median Retest Median Corrected item total correlation Cronbach’s alpha if item deleted ICC
Duration 3 3 0.62 0.85 0.98
Degree 2 2 0.60 0.85 0.99
Direction 3 3 0.47 0.86 0.99
Disability
 Sleep 2 2 0.70 0.85 0.97
 Leisure/Social life 4 4 0.68 0.84 0.98
 House work 4 4 0.65 0.85 0.99
 Work/School 4 4 0.61 0.85 0.99
Distribution 2 3 0.48 0.86 0.80