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Table 3 Statistical significance of changes between the test and retest studies (n = 30)

From: Psychometric properties and validation of the polish version of the 12-item WHODAS 2.0

WHODAS 2.0 version 12 Test Retest p-value ICC
Mean SD Me Mean SD Me
Total disability 19.03 7.75 17.50 19.17 7.45 17.50 0.578a 0.91
Do1 Cognition 3.23 1.48 3.00 3.33 1.27 3.00 0.694a 0.61
Do2 Mobility 3.40 1.98 3.00 3.07 1.44 3.00 0.345a 0.97
Do3 Self-care 2.37 1.07 2.00 2.50 1.01 2.00 0.624a 0.50
Do4 Getting along 2.83 1.56 2.00 3.13 1.25 3.00 0.168a 0.63
Do5 Life activities 3.43 1.83 3.00 3.50 1.74 3.00 0.890a 0.89
Do6 Participation 3.77 2.14 3.00 3.93 1.91 3.00 0.433a 0.69
  1. a Wilcoxon test