Figure 2. Nonergot dopamine agonist’s impact on response to clinical global impression-improvement scale (A) and International Restless Legs Syndrome Study Group Scale score (B).

CI=confidence interval.

Note: The squares represent individual studies and the size of the square represents the weight given to each study in the meta-analysis. Error bars represent 95% CIs. The diamond represents the combined results. The solid vertical line extending upwards from 0 (CGI) or 1 (IRLS) is the null value.