Figure 2From: Superior efficacy of St John's wort extract WS®5570 compared to placebo in patients with major depression: a randomized, double-blind, placebo-controlled, multi-center trial [ISRCTN77277298]Change in mean total HAM-D score in patients suffering a major depressive episode over the 6-week treatment with WS® 5570 or placebo (full analysis set, means and 95% confidence intervals).Back to article page