How useful are delta checks in the 21st century? A stochastic-dynamic model of specimen mix-up and detection

• Main Authors: Katie Ovens (Author), Christopher Naugler (Author)
• Formato: Libro
• Publicado: Elsevier, 2012-01-01T00:00:00Z.
• Subjects: article
• Acceso en liña: Connect to this object online.

Introduction: Delta checks use two specimen test results taken in succession in order to detect test result changes greater than expected physiological variation. One of the most common and serious errors detected by delta checks is specimen mix-up errors. The positive and negative predictive values...