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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/ChiSqPval
Age71.97 ± 5.7976.02 ± 3.5-8,03<0.001*
Gender (F)95 (60.1%)183 (63.1%)0,270.604
Education (H)157 (99.4%)196 (67.6%)59,94<0.001*
AV451.01 ± 0.16 [0.77;1.56]0.86 ± 0.17 [0.65;1.54]9,42<0.001*
FDG0 ± 1 [-2.69;2.94]0 ± 1 [-2.49;3.78]01.000
Memory0 ± 0.38 [-0.93;1.41]0 ± 0.54 [-1.97;1.23]0,040.970
Complain0 ± 1 [-1.86;3.21]0 ± 1 [-1.26;3.41]01.000
Informant0 ± 1 [-1.31;4.41]0 ± 1 [-0.97;4.59]01.000
MMR0 ± 1.07 [-2.44;3.61]0 ± 1.08 [-2.15;3.11]0,020.988
  1. Mean ± standard-deviation [minimum ; maximum]. MMR meta memory ratio