): Snapshot and AUC analysis
aIn panels A and B, statistical comparisons are made between groups; in C and D, statistical comparisons are made with respect to no change from baseline (zero change from baseline) and zero AUC, respectively. bAUC values corrected for interval duration (four or six weeks). *P <0.05 **P <0.01 ***P <0.001. ADCS-ADL19, 19-item Alzheimer’s Disease Cooperative Study – Activities of Daily Living scale; AUC, area under the curve; LS, least squares; PBO, placebo; PBO-DON, placebo added to background donepezil treatment; SE, standard error of the mean.