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A comparison of CDR stage distribution over time between CERAD*, NACC-UDS† and the Model‡
CERAD* 
NACC-UDS† 
Model‡
A - Mild Stage AD
B- Moderate Stage AD
C- Severe Stage AD
D - Dead
*CERAD - transitions as presented in Neumann et al.,
†NACC-UDS - transitions using NACC-UDS predictive model and population characteristics
‡Model - transitions using NACC-UDS predictive model and CERAD population characteristics
