<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>Brief Pain Inventory (BPI) (copyright 1991 Charles S. Cleeland, PhD, Pain Research Group, All Right Reserved).</n0:def-definition><n0:def-source>CDISC</n0:def-source></n0:ComplexDefinition>
<n0:ComplexDefinition xmlns:n0="http://ncicb.nci.nih.gov/xml/owl/EVS/ComplexProperties.xsd#"><n0:def-definition>A standardized survey originally developed and copyrighted by Charles S. Cleeland in 1991 which is used to evaluate the severity of a patient's pain and the impact that their pain has on their daily activities. This longer version is more clinically useful, can be completed by the patient or in an interview format and consists of 32 multi-level questions covering areas such as location, type, and severity of pain as well as the use of pain medications.</n0:def-definition><n0:def-source>NCI</n0:def-source></n0:ComplexDefinition>