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Table 4 Item characteristics of the research version of the ETAM (n = 81)

From: Validation of the Erlangen Test of Activities of Daily Living in Persons with Mild Dementia or Mild Cognitive Impairment (ETAM)

ICF domain Item Difficulty Discriminatory power Correlation with MMSEa Correlation with GDS-15b Correlation with B-ADLc Inter-rater-correlation (n = 18)
Communication Phone call .17 .45 .33 .04 −.22 .95
Mobility Traffic situations .32 .41 .19 .05 −.41 .96
Train timetable .25 .59 .33 .07 −.31 1.00
Self-care Medication indication .86 .33 .23 .07 −.12 1.00
Medication Expiry .53 .60 .45 .11 −.47 .94
Pill organiser .40 .68 .38 .01 −.25 1.00
Domestic life Making tea .46 .44 .45 .13 −.14 .91
Alarm clock .42 .51 .28 −.13 −.28 .92
Washing the dishes .68 .26 .14 .08 −.14 .94
Major life areas-economic life Finances .52 .54 .34 .07 −.25 .98
  1. aMini-Mental Status Examination
  2. bGeriatric Depression Scale
  3. cB-ADL