Volkert Siersma
University of Copenhagen
363 Papers
763 Citations
Volkert Siersma is an academic researcher from University of Copenhagen. The author has contributed to research in topics: Medicine & Population. The author has an hindex of 40, co-authored 288 publications.
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Papers
Acetabular retroversion does not affect outcome in primary hip arthroscopy for femoroacetabular impingement
TL;DR: The outcome 1 and 2 years after arthroscopic treatment of FAIS is not different for patients with and without AR, and both groups showed improvement at both follow-ups.
How well do general practitioners know their elderly patients’ social relations and feelings of loneliness?
TL;DR: GPs have difficulty identifying patients who are lonely or have low social participation and this ability is further diminished when the patients do not live alone or if the GP believes them to have high social participation.
Postoperative Cognitive Dysfunction in Middle-aged Patients
T Johnson,Terri G. Monk,Lars S. Rasmussen,H Abildstrom,Peter Houx,Kari Korttila,HM Harrie Kuipers,CD Hanning,Volkert Siersma,Diana Kristensen,Jaume Canet,Maria Teresa Ibañaz,J. T. Moller +12 more
TL;DR: Postoperative cognitive dysfunction occurs frequently but resolves by 3 months after surgery, and may be associated with decreased activity during this period, as reported in subjective report overestimates the incidence.
Direct and indirect healthcare costs of lung cancer CT screening in Denmark: a registry study.
TL;DR: CT screening leads to 60% increased total healthcare costs and cost analysis that only includes costs directly related to the CT scan and follow-up procedures most likely underestimates total costs.
Is peri‐operative cortisol secretion related to post‐operative cognitive dysfunction?
Lars S. Rasmussen,John T. O'Brien,Jeffrey H. Silverstein,T Johnson,Volkert Siersma,Jaume Canet,Jelle Jolles,CD Hanning,HM Harrie Kuipers,H Abildstrom,A Papaioannou,Johan Raeder,A. Yli-Hankala,J. R. Sneyd,L Munoz,J. T. Moller +15 more
TL;DR: The pattern of cortisol secretion is influenced by surgery and this may be an important factor in the development of post‐operative cognitive dysfunction (POCD) and the incidence of POCD would be related to changes in cortisol level.