The Effect of Lipoic Acid Therapy on Cognitive Functioning in Patients with Alzheimer's Disease

Figure 1

Patients flow-chart. Sixteen patients dropped out of trial: 11 (15%) in group A and 5 (7%) in group B for marked diabetes mellitus (DM) worsening in 6 (all in group A); poor compliance in 3 (1 in group A and 2 in group B); severe adverse events (SAEs) in 3 (2 in group A and 1 in group B); unknown cause in 2 (in group B), and 1 death (a stroke, in group A).