Fig. 2

a Mean difference of MMSE score by median age and memantine. Two sites (049134 and 049137) excluded from the analysis due to GCP noncompliance. Median age = 74. b Mean difference of MMSE score by DAD score and memantine. DAD Disability Assessment for Dementia, diff difference, MMSE Mini-Mental State Examination, lcl lower confidence limit, ucl upper confidence limit