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Table 1 Differences between cohorts

From: The meta-memory ratio: a new cohort-independent way to measure cognitive awareness in asymptomatic individuals at risk for Alzheimer’s disease

  ADNI (N = 158) INSIGHT-PreAD (N = 290) T/ChiSq Pval
Age 71.97 ± 5.79 76.02 ± 3.5 -8,03 <0.001*
Gender (F) 95 (60.1%) 183 (63.1%) 0,27 0.604
Education (H) 157 (99.4%) 196 (67.6%) 59,94 <0.001*
AV45 1.01 ± 0.16 [0.77;1.56] 0.86 ± 0.17 [0.65;1.54] 9,42 <0.001*
FDG 0 ± 1 [-2.69;2.94] 0 ± 1 [-2.49;3.78] 0 1.000
Memory 0 ± 0.38 [-0.93;1.41] 0 ± 0.54 [-1.97;1.23] 0,04 0.970
Complain 0 ± 1 [-1.86;3.21] 0 ± 1 [-1.26;3.41] 0 1.000
Informant 0 ± 1 [-1.31;4.41] 0 ± 1 [-0.97;4.59] 0 1.000
MMR 0 ± 1.07 [-2.44;3.61] 0 ± 1.08 [-2.15;3.11] 0,02 0.988
  1. Mean ± standard-deviation [minimum ; maximum]. MMR meta memory ratio