On-Line Analytical Processing (OLAP) based on a dimensional view of data is being used increasingly in traditional business applications as well as in applications such as health care for the purpose of analyzing very large amounts of data. Pre-aggregation, the prior materialization of aggregate queries for later use, is an essential technique for ensuring adequate response time during data ana...

Mario Plebani Dipartimento Medicina di Laboratorio Azienda Ospedaliera-Università di Padova Via Giustiniani 2, 35128 Padova, Italy Phone: +39 049 8212792 Fax: +39 049 663240 e-mail: mario.plebaniaunipd.it Summary: Laboratory medicine, as a specialty that had prioritised quality control, has always been at the for efront of error reduction. In the last decades, a dramatic decr ease of analytical...

Sorbitol dehydrogenase (SDH) activity is one of the most sensitive and specific markers for hepatocellular injury in horses, but its reported lability makes it impractical use many clinical settings. To date, stability SDH equine samples has only been evaluated a limited number studies serum horses with activities within reference intervals. The objective study was to determine pre-analytical h...