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Table 4 Time for administration of the ROSA and four other scales

From: Validation of the relevant outcome scale for Alzheimer's disease: a novel multidomain assessment for daily medical practice

Administration Time (minutes)
   Early stage Middle stage Late stage Overall
ROSA BL 13.6 (7.27) 15.5 (6.72) 14.4 (5.50) 14.5 (6.82)
  W12 13.2 (5.48) 15.3 (6.54) 14.3 (4.79) 14.3 (5.93)
ADAS-cog BL 24.7 (7.39) 25.2 (7.51) - 25.2 (7.51)
  W12 22.7 (7.45) 25.7 (8.06) - 24.3 (7.89)
SIB BL - 24.8 (9.08) 29.0 (10.21) 26.3 (9.89)
  W12 - 24.5 (10.20) 26.4 (11.02) 25.4 (10.58)
NPI BL 14.3 (6.60) 15.9 (11.87) 18.2 (7.81) 15.6 (9.54)
  W12 13.7 (7.20) 13.5 (6.46) 17.0 (8.40) 14.1 (7.19)
DAD BL 10.8 (6.20) 11.5 (5.28) 12.4 (5.89) 11.4 (5.77)
  W12 9.9 (4.66) 11.3 (4.84) 11.6 (6.00) 10.8 (5.00)
  1. Data presented as mean (standard deviation). ADAS-cog, Alzheimer's Disease Assessment Scale - cognitive subscale; BL, baseline; DAD, Disability Assessment for Dementia; NPI, Neuropsychiatric Inventory; ROSA, Relevant Outcome Scale for Alzheimer's Disease; SIB, Severe Impairment Battery; W12, week 12 after baseline.