User profiles for Ivar Sonbo Kristiansen

Ivar S Kristiansen

Professor of community medicine University of Oslo
Verified email at medisin.uio.no
Cited by 9306

Impact of payment method on behaviour of primary care physicians: a systematic review

T Gosden, F Forland, IS Kristiansen… - Journal of health …, 2001 - journals.sagepub.com
Objective: To review the impact of payment systems on the behaviour of primary care physicians.
Methods: All randomised trials, controlled before and after studies, and interrupted time …

Consequences of hip fracture on activities of daily life and residential needs

…, L Nordsletten, I Cappelen, IS Kristiansen - Osteoporosis …, 2004 - Springer
The aim of this study was to describe the consequences of hip fracture with respect to changes
in residential needs and the ability to perform activities of daily life. Patients 50 years and …

Why do some pregnant women prefer cesarean? The influence of parity, delivery experiences, and fear

…, E Aas, G Botten, P Øian, IS Kristiansen - American journal of …, 2011 - Elsevier
Objective We sought to identify predictors of preferences for cesarean among pregnant
women, and estimate how different predictors influence preferences. Study Design This was a …

Cost and health consequences of reducing the population intake of salt

RM Selmer, IS Kristiansen, A Haglerød… - … of Epidemiology & …, 2000 - jech.bmj.com
STUDY OBJECTIVE The aim was to estimate health and economic consequences of
interventions aimed at reducing the daily intake of salt (sodium chloride) by 6 g per person in the …

Obstetricians' choice of cesarean delivery in ambiguous cases: is it influenced by risk attitude or fear of complaints and litigation?

D Fuglenes, P Øian, IS Kristiansen - American journal of obstetrics and …, 2009 - Elsevier
OBJECTIVE: The aim of this study was to test the hypothesis that obstetricians' choice of
delivery method is influenced by their risk attitude and perceived risk of complaints and …

Are PCSK9 inhibitors cost effective?

MJ Korman, K Retterstøl, IS Kristiansen, T Wisløff - Pharmacoeconomics, 2018 - Springer
The objective of this study was to review available health economic evaluations of PCSK9 (proprotein
convertase subtilisin/kexin type 9) inhibitors. These drugs reduce low-density lipid …

Societal views on orphan drugs: cross sectional survey of Norwegians aged 40 to 67

…, JA Olsen, S Grepperud, IS Kristiansen - BMj, 2010 - bmj.com
Objective To determine whether a general societal preference for prioritising treatment of
rare diseases over common ones exists and could provide a justification for accepting higher …

Number‐Needed‐to‐Treat (NNT)–Needs Treatment with Care

PM Christensen, IS Kristiansen - Basic & clinical pharmacology …, 2006 - Wiley Online Library
The “number‐needed‐to‐treat” (NNT) was introduced about 15 years ago and has gained
widespread use. It has been claimed to be “easy to understand” and gives “intuitive meaning”. …

[HTML][HTML] Norwegian physicians' knowledge of and opinions about evidence-based medicine: cross-sectional study

LV Ulvenes, O Aasland, M Nylenna, IS Kristiansen - PLoS One, 2009 - journals.plos.org
Objective To answer five research questions: Do Norwegian physicians know about the three
important aspects of EBM? Do they use EBM methods in their clinical practice? What are …

Future health care costs—do health care costs during the last year of life matter?

J Wickstrøm, N Serup-Hansen, IS Kristiansen - Health policy, 2002 - Elsevier
While some studies have shown a considerable effect of ageing upon future health care
costs, others indicate small or no effects. Moreover, studies have shown that age-related …