An error occurred in the article: Zammit G; Erman M; Wang-Weigand S; Sainati S; Zhang J; Roth T. Evaluation of the efficacy and safety of ramelteon in subjects with chronic insomnia. J Clin Sleep Med 2007;3(5):495–504.
On page 501, left column, second paragraph, the third sentence should read: The mean changes in BWSQ score for the placebo, ramelteon 8 mg, and ramelteon 16 mg groups were 0.1, -0.1, and -0.2, respectively, on Day 1 of the run-out period; and -0.1, -0.2, and -0.1, respectively, on Day 2 of the run-out period.
The corrected version of this article is available online at www.aasmnet.org/jcsm.