arrow
Back
F

Frede Frihagen

University of Oslo

43H-index
178Paper Count
5.4KCitation Count
Published Papers 48
Publication Date
Back in stride: patient perspectives on operative and nonoperative treatment and recovery after acute proximal hamstring avulsions - a qualitative study
err2026-02-27
err0
PREAI
errRosenlund, Anne-Mari N.; Thaulow, Jorunn; Kjellman, Kjell Erling; Jensen, Charlotte Myhre; Nordsletten, Lars; Jonsson, Kenneth; Frihagen, Frede
errShare
errSave
Adherence to secondary fracture prevention is associated with reduced risk of subsequent fractures
err2025-09-24
err0
errOAAI
errÅshild Bjørnerem; Jashar Khoshkhabari; Ann Kristin Hansen; Tove Tveitan Borgen; Frede Frihagen; Lene Bergendal Solberg; Tone Kristin Omsland; Frida Igland Nissen
errShare
errSave
Tension Band Wiring Versus Precontoured Plate Fixation for 2-Part and Multifragmented Olecranon Fractures A Prospective Randomized Trial
err2025-09-03
err0
PREAI
errMidtgaard, Kaare Sourin; Flugsrud, Gunnar Birkeland; Jonsson, Kenneth B.; Snellman, Greta; Coucheron, Marius; Djuv, Ane; Grundel, Dag; Johnsen, Lars Gunnar; Laudal, Espen; Mjaaland, Knut Erik; Nicolaysen, Tor; Madsen, Jan Erik; Frihagen, Frede
errShare
errSave
External validation of FRISBEE 2-year and 5-year fracture prediction models in a fracture liaison service cohort
err2025-08-02
err0
errOAAI
errTove T. Borgen; Cathrine Brunborg; Frede Frihagen; Lene B. Solberg; Camilla Andreasen; Wender Figved; Ellen M. Apalset; Jan-Erik Gjertsen; Trude Basso; Jens-Meinhard Stutzer; Lars Nordsletten; Erik F. Eriksen; Åshild Bjørnerem
errShare
errSave
Fracture liaison service (FLS) is associated with lower subsequent fragility fracture risk and mortality: NoFRACT (the Norwegian capture the fracture initiative)
err2025-01-14
err0
errOAAI
errAndreasen, Camilla; Dahl, Cecilie; Frihagen, Frede; Borgen, Tove T.; Basso, Trude; Gjertsen, Jan-Erik; Figved, Wender; Wisloff, Torbjorn; Hagen, Gunhild; Apalset, Ellen M.; Stutzer, Jens M.; Lund, Ida; Hansen, Ann K.; Nissen, Frida I.; Joakimsen, Ragnar M.; Syversen, Unni; Eriksen, Erik F.; Nordsletten, Lars; Omsland, Tone K.; Bjornerem, Ashild; Solberg, Lene Bergendal
errShare
errSave
Subsequent fracture risk in Norwegians and immigrants with an index forearm fracture: a cohort study
err2024-08-06
err0
errOAAI
errSemsarian, Sepideh; Omsland, Tone K.; Heen, Espen; Madar, Ahmed Ali; Frihagen, Frede; Gjertsen, Jan-Erik; Solberg, Lene B.; Figved, Wender; Stutzer, Jens-Meinhard; Borgen, Tove T.; Andreasen, Camilla; Hansen, Ann Kristin; Bjornerem, Ashild; Dahl, Cecilie
errShare
errSave
Decrease in incidence of distal radius fractures in Oslo, Norway
err2024-04-11
err1
errOAAI
errOftebro, I.; Skjaker, S. A.; Fridheim, H. L.; Frihagen, F.; Meyer, H. E.; Nordsletten, L.; Solberg, L. B.
errShare
errSave
Epidemiology of forearm fractures in women and men in Norway 2008-2019
err2023-12-12
err2
errOAAI
errAndreasen, Camilla; Dahl, Cecilie; Solberg, Lene B.; Borgen, Tove T.; Wisloff, Torbjorn; Gjertsen, Jan-Erik; Figved, Wender; Stutzer, Jens M.; Nissen, Frida I.; Nordsletten, Lars; Frihagen, Frede; Bjornerem, Ashild; Omsland, Tone K.
errShare
errSave
Validation of forearm fracture diagnoses in administrative patient registers
err2023-08-24
err4
errOAAI
errOmsland, Tone Kristin; Solberg, Lene B.; Bjornerem, Ashild; Borgen, Tove T.; Andreasen, Camilla; Wisloff, Torbjorn; Hagen, Gunhild; Basso, Trude; Gjertsen, Jan-Erik; Apalset, Ellen M.; Figved, Wender; Stutzer, Jens M.; Nissen, Frida I.; Hansen, Ann K.; Joakimsen, Ragnar M.; Figari, Elisa; Peel, Geoffrey; Rashid, Ali A.; Khoshkhabari, Jashar; Eriksen, Erik F.; Nordsletten, Lars; Frihagen, Frede; Dahl, Cecilie
errShare
errSave
Cerebrospinal fluid quinolinic acid is strongly associated with delirium and mortality in hip-fracture patients
err2023-01-17
err13
errOAAI
errWatne, Leiv Otto; Pollmann, Christian Thomas; Neerland, Bjorn Erik; Quist-Paulsen, Else; Halaas, Nathalie Bodd; Idland, Ane-Victoria; Hassel, Bjornar; Henjum, Kristi; Knapskog, Anne-Brita; Frihagen, Frede; Raeder, Johan; Godo, Aasmund; Ueland, Per Magne; McCann, Adrian; Figved, Wender; Selbaek, Geir; Zetterberg, Henrik; Fang, Evandro F.; Myrstad, Marius; Gill, Lasse M.
errShare
errSave
Quality indicators in the treatment of geriatric hip fractures: literature review and expert consensus (vol 16, pg 1, 2021)
err2022-04-22
err2
PREAI
errSermon, An; Slock, Cedric; Coeckelberghs, Ellen; Seys, Deborah; Panella, Massimiliano; Bruyneel, Luk; Nijs, Stefaan; Akiki, Alain; Castillon, Pablo; Chipperfield, Alex; El Attal, Rene; Foss, Nicolai Bang; Frihagen, Frede; Gerich, Torsten G.; Guembel, Denis; Kanakaris, Nikolaos; Kristensen, Morten Tange; Malchau, Inger; Palm, Henrik; Pape, Hans-Christoph; Vanhaecht, Kris
errShare
errSave
Proximal Hamstring Tendon Avulsions: A Survey of Orthopaedic Surgeons' Current Practices in the Nordic Countries
err2022-04-11
err2
errOAAI
errLaszlo, Sofia; Nilsson, Martin; Pihl, Elsa; Mattila, Ville M.; Schilcher, Jorg; Skoldenberg, Olof; Frihagen, Frede; Jonsson, Kenneth B.
errShare
errSave
Trochanteric stabilizing plate in the treatment of trochanteric fractures: a scoping review
err2021-07-23
err0
errOAAI
errCarl Erik Alm; Jan-Erik Gjertsen; Trude Basso; Kjell Matre; Stephan Rörhl; Jan Erik Madsen; Frede Frihagen
errShare
errSave
Cerebrospinal fluid catecholamines in delirium and dementia
err2021-05-29
err4
errOAAI
errHenjum, Kristi; Godang, Kristin; Quist-Paulsen, Else; Idland, Ane-Victoria; Neerland, Bjorn Erik; Sandvig, Heidi; Brugard, Anniken; Raeder, Johan; Frihagen, Frede; Wyller, Torgeir Bruun; Hassel, Bjornar; Bollerslev, Jens; Watne, Leiv Otto
errShare
errSave
Orthogeriatrics prevents functional decline in hip fracture patients: report from two randomized controlled trials
err2021-03-25
err10
errOAAI
errDakhil, Shams; Thingstad, Pernille; Frihagen, Frede; Johnsen, Lars Gunnar; Lydersen, Stian; Skovlund, Eva; Wyller, Torgeir Bruun; Sletvold, Olav; Saltvedt, Ingvild; Watne, Leiv Otto
errShare
errSave
Vitamin D status and complications, readmissions, and mortality after hip fracture
err2020-11-17
err26
PREAI
errIngstad, F.; Solberg, L. B.; Nordsletten, L.; Thorsby, P. M.; Hestnes, I.; Frihagen, F.
errShare
errSave
Results after introduction of a hip fracture care pathway: comparison with usual care
err2020-01-13
err14
errOAAI
errSvenoy, Stian; Watne, Leiv Otto; Hestnes, Ingvild; Westberg, Marianne; Madsen, Jan Erik; Frihagen, Frede
errShare
errSave
Total Hip Arthroplasty or Hemiarthroplasty for Hip Fracture The HEALTH Investigators
err2019-12-05
err280
errOAAI
errBhandari, Mohit; Einhorn, Thomas A.; Guyatt, Gordon; Schemitsch, Emil H.; Zura, Robert D.; Sprague, Sheila; Frihagen, Frede; Guerra-Farfan, Ernesto; Kleinlugtenbelt, Ydo V.; Poolman, Rudolf W.; Rangan, Amar; Bzovsky, Sofia; Heels-Ansdell, Diane; Thabane, Lehana; Walter, Stephen D.; Devereaux, P. J.
errShare
errSave
Determinants of trabecular bone score and prevalent vertebral fractures in women with fragility fractures: a cross-sectional sub-study of NoFRACT
err2019-11-21
err8
errOAAI
errBorgen, T. T.; Bjornerem, A.; Solberg, L. B.; Andreasen, C.; Brunborg, C.; Stenbro, M-B.; Hubschle, L. M.; Figved, W.; Apalset, E. M.; Gjertsen, J-E.; Basso, T.; Lund, I.; Hansen, A. K.; Stutzer, J-M.; Dahl, C.; Nordsletten, L.; Frihagen, F.; Eriksen, E. F.
errShare
errSave