Pain control in hospitalized patients is improve to patients, providers, and regulators, Indeed the Joint Commission for the Accreditation of Healthcare Organizations (JCAHO)has developed standards for the assessment and management of pain in accredited hospitals and other health care settings Providers need to improve their performance with respect to pain management. Patient intensive care units (ICUs)may be at particular risk for poor pain management, yet relatively little is known about pain assessment and control in these patients.