Table 1

Cochrane review data used as the basis for this analysis


Donepezil
Rivastigmine
Galantamine

Daily dose
5 mg
10 mg
1–4 mg
6–12 mg
16 mg
24 mg
Efficacy*
-1.86
-2.90
-0.84
-2.09
-3.10
-3.29
     95% CI
-2.60, -1.11
-3.65,-2.16
-1.48, -0.19
-2.65, -1.54
-4.13, -2.07
-3.92, -2.65
Beta
-0.071
-0.106
-0.036
-0.091
-0.105
-0.124
     95% CI
-0.099, -0.042
-0.133, -0.079
-0.067, -0.008
-0.115, -0.067
-0.14 -0.070
-0.147, -0.100
Withdrawal
1.02
1.36
1.01
1.95
1.34
1.51
     95% CI
0.78, 1.33
1.10,1.70
0.80, 1.27
1.65, 2.32
0.95, 1.89
1.23, 1.87

* measured in terms of the weighted difference in mean cognitive change on the ADAS-cog comparing treatment to placebo coefficient for variable effect analysis calculated as the efficacy divided by the mean baseline score relative risk of withdrawing from treatment, compared to placebo patients

Caro et al. BMC Geriatrics 2003 3:6   doi:10.1186/1471-2318-3-6