AKT-1892

A researcher is conducting a meta-analysis of randomised controlled trials into the use of a new drug for the treatment of Alzheimer’s disease. The studies compare the use of the drug and standard care against a placebo and standard care.

She has plotted the studies on an axis with the treatment effect (change in cognitive function score) on the horizontal axis and the standard error of the effect estimate on the vertical axis.

What type of plot has been created?