Objective To perform a two-part study of pancreaticoduodenectomy in the Netherlands, focusing
on the effects of risk factors on outcomes in a single high-volume hospital and the effect …

Background Patients with advanced Parkinson's disease often have rapid swings between
mobility and immobility, and many respond unsatisfactorily to adjustments in pharmacological …

Background Platelet transfusion after acute spontaneous primary intracerebral haemorrhage
in people taking antiplatelet therapy might reduce death or dependence by reducing the …

… Prof Rob J de Haan, PhD Rob J de Haan … A Hijdra initiated and supervised the study, and
with CP Stoutenbeek, RJ de Haan, and EGJ Zandbergen designed the study protocol. EGJZ …

Background: Severe anemia is a major cause of sickness and death in African children, yet
the causes of anemia in this population have been inadequately studied. Methods: We …

Objective: To identify factors that independently contribute to disability and quality of life (QoL)
in patients with mild to moderate Parkinson disease (PD). Methods: A group of 190 …

Background To study the prevalence of eighteen geriatric conditions in older patients at
admission, their reporting rate in discharge summaries and the impact of these conditions on …

Objective: To report on the feasibility and psychometric properties in terms of homogeneity
and construct validity of a newly developed handicap questionnaire focusing on person-…

Cardol M, de Haan RJ, de Jong BA, van den Bos GAM, de Groot IJM. Psychometric properties
of the impact on participation and autonomy questionnaire. Arch Phys Med Rehabil 2001;…

BACKGROUND: Although orthostatic hypotension (OH) is recognized as one of the main
non-motor symptoms of Parkinson’s disease (PD), there is inconsistent evidence about the …