Jan Porthun

8PUBLICATIONS
12CO-AUTHORS
Diagnostic radiographyDisease surveillanceStochastic analysis and modellingEmergency medicineLegal ethics
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Publications (8)

|Mar 09, 2026
Referral quality and justification rate in MRI for the lower back: evaluation of an intervention to reduce imaging og low value.

Elin Kjelle, Ingrid Øfsti Brandsæter, Jan Porthun

|Dec 08, 2025
Temporal and geographical variations of chest x-rays: A ten-year register study from Norway.

Bjørn Hofmann, Ingrid Øfsti Brandsæter, Jan Porthun

|Dec 05, 2025
Comparison of multivariable methods for determining cutpoints of biomarkers in the context of survival time analyses: A simulation study with practical applications to survival data.

Jan Porthun, Andreas Wienke

|Jan 24, 2025
Quality of referrals and adherence to guidelines for adult patients with minimal to moderate head injuries in a selection of Norwegian hospitals.

Elin Kjelle, Ingrid Øfsti Brandsæter, Peter Mæhre Lauritzen

|Jan 17, 2024
Characteristics, Opportunities, and Challenges of Osteopathy Based on the Perceptions of Osteopaths in Austria: Qualitative Interview Study.

Jonas Manschel, Jan Porthun, Ulrike Winkler

|Jun 02, 2021
Spontaneous Non-Sustained Ventricular Tachycardia and Premature Ventricular Contractions and Their Prognostic Relevance in Patients with Cancer in Routine Care.

Annemarie Albrecht, Jan Porthun, Jan Eucker

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Frequent Collaborators

3 joint publications

Elin Kjelle

3 joint publications

Ingrid Øfsti Brandsæter

3 joint publications

Bjørn Morten Hofmann

2 joint publications

Jonas Manschel