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Table 4 Correlation coefficients concerning the test retest reliability of individual BDI items and total scores for BDI-13 and BDI-21. Items marked with an asterisk constitute the BDI-13 scale

From: The greek translation of the symptoms rating scale for depression and anxiety: preliminary results of the validation study

SRDA item R
Item 1* 0.52
Item 8* 0.88
Item 11* 0.64
Item 13* 0.22
Item 14* 0.74
Item 17 0.37
Item 18 1.00
Item 19* 0.35
Item 20* 0.64
Item 21 0.36
Item 22* 0.48
Item 23 0.89
Item 25 0.58
Item 26 0.49
Item 27 0.64
Item 28* -0.05
Item 29* 0.78
Item 31 0.6
Item 32* 0.83
Item 34* 0.69
Item 41* 0.83
BDI-I-21 0.95
BDI-I-13 0.89