Table 2

 Cognitive test scores (mean (SD)) prior to and during 12 weeks of donepezil therapy

Baseline12 weeks% ChangeWilcoxon’s signed rank test
Wilcoxon’s signed rank test S values with significance levels are presented.
Attention and executive functions (Stroop Color Word interference test and Trail Making Test, TMT B).
Word fluency (Controlled Oral Word Association, COWA).
CVLT, California Verbal Learning Test; MMSE, Mini-Mental State Examination; S/LTM short/long term memory.
MMSE22.6 (4.3)23.5 (3.4)4.0 (16.4)S = 11.5, NS
CVLT-STM2.0 (2.4)2.5 (2.3)25.0 (108.1)S = 5, NS
CVLT-LTM2.1 (2.5)2.9 (3.7)38.1 (124.5)S = 8.5, NS
TMT B (seconds)215.9 (82.9)227.5 (80.00)5.4 (32.6)S = 11.5, NS
Stroop Interference15.9 (6.0)15.5 (5.7)−2.5 (27.1)S = −8, NS
COWA28.8 (13.4)30.3 (10.4)5.2 (42.2)S = 5, NS