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Table 4 Requirement for enrichment training for those rating ADAS-cog11

From: Alzheimer’s disease progression by geographical region in a clinical trial setting

Trial North America Western Europe/Israel South America Eastern Europe/Russia Japan Asia Australia/South Africa Overall
( n = 832) ( n = 412) ( n = 196) ( n = 195) ( n = 191) ( n = 169) ( n = 84) ( N = 2,079)
IDENTITY 26/167 (16) 25/139 (18) 14/39 (36) 9/54 (17) 20/48 (42) 14/40 (35) 5/28 (18) 113/515 (22)
EXPEDITION 23/145 (16) 8/90 (9) 7/41 (17) 4/30 (13) 16/51 (31) 9/23 (39) 9/23 (39) 76/403 (19)
  1. Data presented as raters in the study who had required enrichment training/total number of raters in the study (%). ADAS-cog11, 11-item Alzheimer’s disease Assessment Scale – cognitive subscale.