Background: Cross cultural validity is of vital importance for international comparisons. Objective: To investigate the validity of international Dutch-English comparisons when using the Dutch translation of the Western Ontario and McMaster Universities osteoarthritis index (WOMAC). Patients and Methods: The dimensionality, reliability, construct validity, and cross cultural equivalence of the ...

OBJECTIVE This clinical trial evaluated the use of the Dutch translated Aberdeen Varicose Vein Questionnaire (AVVQ) and SF-36 before and after treatment in patients with clinical-severity classes 1-6 venous disease of the lower limb. METHODS A total of 145 patients with symptomatic venous disease of the leg were included. Numbers of patients were evenly distributed among the six clinical-seve...

BACKGROUND Current disease burden estimates do not provide evidence across different ethnic groups. This study aims to assess the disease burden as measured by the disability-adjusted life years (DALYs) for six ethnic groups in Amsterdam, the Netherlands, for 2011 and 2030. METHODS The DALYs were calculated by combining three components: disease-/sex-/age-specific DALYs per person; disease-sp...

Das Kuratieren digitaler Informationen, Daten, Meldungen und Medieninhalte hat sich in den vergangenen Jahren als eine grundlegende Tätigkeit mit neuen Anforderungen herauskristallisiert, die von handelsüblichen ContentManagement-Systemen schon längst nicht mehr abgedeckt werden. Kuratieren ist ein komplexer wissensund zeitintensiver Prozess, in dem Redakteure oder interdisziplinäre Teams aus h...

We recount the history of a new qsort function for a C library. Our function is clearer, faster and more robust than existing sorts. It chooses partitioning elements by a new sampling scheme; it partitions by a novel solution to Dijkstra’s Dutch National Flag problem; and it swaps efficiently. Its behavior was assessed with timing and debugging testbeds, and with a program to certify performanc...

A comparative study was made of the character and severity of the infection produced by Tr. pallidum in groups of standard bred Havana, Dutch, English, Himalayan, and Rex rabbits. All known variables that might influence the course of the disease were common to the different breed groups. On the basis of certain clinical data selected as criteria for the determination of variations in the respo...

OBJECTIVE To determine whether patients experiencing high disease activity derive more benefit from patient education than those experiencing low disease activity. METHODS Data from a randomized study on the effects of a program of patient education were analyzed retrospectively. Four subgroups were studied: the high disease activity subgroup of patients who had participated in the educationa...

Culling 27,000 farm animals during an epidemic of foot and mouth disease in The Netherlands in 2001 resulted in substantial psychological distress among Dutch farmers. We investigated the association of exposure to this crisis with symptoms of intrusions and avoidance as found in post-traumatic stress disorder. Survey results from the Impact of Event Scale administered to 661 Dutch dairy farmer...

AIM To determine the criteria considered important by Dutch rheumatologists in judging whether a patient with ankylosing spondylitis should start tumour necrosis factor (TNF) blocking therapy. METHODS 19 Dutch rheumatologists were asked to prioritise various demographic and clinical features for their importance in judging whether a patient should be treated with TNF blocking therapy. In addi...