BACKGROUND Low back pain (LBP) is costly to society and improving patient outcomes is a priority. Stratifying LBP patients into more homogenous groups is advocated to improve patient outcome. The STarT Back tool, a prognostic screening tool has demonstrated efficacy and greater cost effectiveness in physiotherapy settings. The management of LBP patients in groups is common but to date the utili...

INTRODUCTION Pain is the most common complaint of patients referring to emergency department (ED). Considering the importance of pain management in ED, this study aimed to investigate the efficacy and feasibility of ultrasound-guided nerve blocks in this setting. METHODS 46 patients who came to the ED with injured extremities were enrolled in the study and received either femoral, axillary or...

The product information is an essential component of e-commerce collaborations, especially in large-scale enterprise transactions. Clearly defined product information is a necessary foundation for effective collaborative business. Furthermore, the use of ontologies, as a method for formal description of concepts, enables semantically enriched product information, which can enhance the quality a...

Retailers need to decide on the content and structure of their product assortments, and thereby on the degree of variety that they offer to their customers. This paper compares measures of assortment variety and relates them to underlying variety components. We conceptualize assortment variety from a product and an attribute perspective, compare extant measures of assortment variety, and examin...