http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. Studies exploring potential predictors of post-traumatic stress disorder (PSTD) following major trauma have resulted in varied conclusions. While a number of risk factors such as injury severity, demographic factors and compensation-related factors have been identified, none is strong enough to reliably predict which patient will develop the disorder. http://www.physorg.com/news134055731.html Medicine & Health Mon, 30 Jun 2008 14:42:11 EST news134055731