Des Jarlais DC, Lyles C, Crepaz N, and the TREND Group. Improving the reporting quality of nonrandomized evaluations of behavioral and public health interventions: The TREND statement. Am J Public Health. 2004;94:361-366. The TREND Statement (pdf file) Copyright 2004, by the American Public Health Association The TREND Statement at Am J Public Health for Subscribers (Am J Public Health, 2004; 94:361-366) The TREND statement was first published in a special issue of the American Journal of Public Health (March 2004) devoted to evaluation research. This special issue contains a number of papers related to the use of nonrandomized or quasi-experimental designs in the evaluation of interventions. The Editor's Choice describes the special issue: Vaughan RD. Evaluation and Public Health. Am J Public Health. 2004;94:360. The Editor's Choice (pdf file) Copyright 2004, by the American Public Health Association The evaluation and public health special issue at Am J Public Health for Subscribers These documents are available in Adobe Acrobat PDF format. Click here to Download the Adobe Reader.