Albert Trip

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A bone marrow biopsy is considered to be painful, often causing anxiety. We observed large differences between patients and wondered which factors cause pain and anxiety. In a prospective study, 202 patients were analyzed. Experienced hematologists and fellows in training (17% of biopsies) performed bone marrow aspirates and biopsies from the posterior(More)
BACKGROUND The University Medical Center Groningen is a level I trauma center in the northern part of the Netherlands. Sixty-three percent of all the patients admitted at the Trauma Nursing Department (TND) are acute patients who are admitted directly after trauma. In 2006 and 2007, the University Medical Center Groningen was not always capable of admitting(More)
BACKGROUND The purpose of this article is to create actionable knowledge, making the definition of process improvement projects in health care delivery more effective. METHODS This study is a retrospective analysis of process improvement projects in hospitals, facilitating a case-based reasoning approach to project definition. Data sources were project(More)
AIMS AND OBJECTIVES The objective of this study was to show the usefulness of lean six sigma (LSS) for the development of a multidisciplinary clinical pathway. METHODS A single centre, both retrospective and prospective, non-randomized controlled study design was used to identify the variables of a prolonged length of stay (LOS) for hip fractures in the(More)
Some authors recommend the use of an additional test for detecting increases in the spread, when using a control chart for individual observations. We examine this recommendation both in a practical situation and theoretically. Both studies show that the additional test gives somewhat more power for detecting a 25% increase of the process variation. For(More)
The declared "war on cancer" aimed to eradicate this disease using our knowledge of cancer cell biology to develop novel therapeutics. One such target of these novel therapies has been the human epidermal growth factor receptor 2 (HER2) gene. Unique in the approach to abolishing function of this gene coded receptor, it was the first target of new monoclonal(More)
Lean Six Sigma (LSS) is an originally industry-based methodology for cost reduction and quality improvement. In more recent years, LSS was introduced in health care as well. This article describes the experiences of the University Medical Center Groningen, the second largest hospital in the Netherlands, with LSS. It was introduced in 2007 to create the(More)
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