Blar i Bergen Open Research Archive på forfatter "Gjertsen, Jan-Erik"
-
Cognitive impairment influences the risk of reoperation after hip fracture surgery: results of 87,573 operations reported to the Norwegian Hip Fracture Register
Kristoffersen, Målfrid Holen; Dybvik, Eva Hansen; Steihaug, Ole Martin; Kristensen, Torbjørn; Engesæter, Lars B.; Ranhoff, Anette Hylen; Gjertsen, Jan-Erik (Journal article; Peer reviewed, 2020)Background and purpose — About one-fourth of hip fracture patients have cognitive impairment. We investigated whether patients’ cognitive function affects surgical treatment, risk of reoperation, and mortality after hip ... -
Do direct oral anticoagulants (DOACs) cause delayed surgery, longer length of hospital stay, and poorer outcome for hip fracture patients?
Leer-Salvesen, Sunniva; Dybvik, Eva Hansen; Ranhoff, Anette Hylen; Husebø, Bjørn Liljestrand; Dahl, Ola Einar; Engesæter, Lars B.; Gjertsen, Jan-Erik (Journal article; Peer reviewed, 2020)Purpose The perioperative consequences of direct oral anticoagulants (DOACs) in hip fracture patients are not sufficiently investigated. The primary aim of this study was to determine whether DOAC-users have delayed surgery ... -
Fast track hip fracture care and mortality – an observational study of 2230 patients
Pollmann, Christian Thomas; Røtterud, Jan H; Gjertsen, Jan-Erik; Dahl, Fredrik Andreas; Lenvik, Olav; Årøen, Asbjørn (Peer reviewed; Journal article, 2019-05-24)Background: Hip fracture patients are frail and have a high mortality. We investigated whether the introduction of fast track care reduced the 30-day mortality after hip fractures. Methods: Fast track hip fracture care was ... -
Fixation, sex, and age: highest risk of revision for uncemented stems in elderly women - data from 66,995 primary total hip arthroplasties in the Norwegian Arthroplasty Register
Dale, Håvard; Børsheim, Sjur; Kristensen, Torbjørn; Fenstad, Anne Marie; Gjertsen, Jan-Erik; Hallan, Geir; Lie, Stein Atle; Furnes, Ove (Peer reviewed; Journal article, 2020)Background and purpose: There is no consensus on best method of fixation in hip arthroplasty. We investigated different modes of fixation in primary total hip arthroplasty (THA) and the influence of age and sex, to assess ... -
High failure rate after internal fixation and beneficial outcome after arthroplasty in treatment of displaced femoral neck fractures in patients between 55 and 70 years. An observational study of 2,713 patients reported to the Norwegian Hip Fracture Register
Bartels, Stefan; Gjertsen, Jan-Erik; Frihagen, Frede Jon; Rogmark, Cecilia; Utvåg, Stein-Erik (Peer reviewed; Journal article, 2018)Background and purpose — The treatment of patients between 55 and 70 years with displaced intracapsular femoral neck fracture remains controversial. We compared internal fixation (IF), bipolar hemiarthroplasty (HA) and ... -
High prevalence of vertebral fractures and low trabecular bone score in patients with fragility fractures: A cross-sectional sub-study of NoFRACT
Borgen, Tove Tveitan; Bjørnerem, Åshild; Solberg, Lene Bergendal; Andreasen, Camilla; Brunborg, Cathrine; Stenbro, May-Britt; Hübschle, Lars Michael; Froholdt, Anne; Figved, Wender; Apalset, Ellen M; Gjertsen, Jan-Erik; Basso, Trude; Lund, Ida; Hansen, Ann Kristin; Stutzer, Jens-Meinhard; Dahl, Cecilie; Omsland, Tone Kristin; Nordsletten, Lars; Frihagen, Frede Jon; Eriksen, Erik Fink (Peer reviewed; Journal article, 2019)Purpose: Norway has among the highest incidence rates of fractures in the world. Vertebral fracture assessment (VFA) and trabecular bone score (TBS) provide information about fracture risk, but their importance have not ... -
Intramedullary Nails Result in More Reoperations Than Sliding Hip Screws in Two-part Intertrochanteric Fractures
Matre, Kjell; Havelin, Leif Ivar; Gjertsen, Jan-Erik; Espehaug, Birgitte; Fevang, Jonas Meling (Peer reviewed; Journal article, 2013-04-01)Background Sliding hip screws (SHSs) and intramedullary (IM) nails are well-documented implants for simple two-part intertrochanteric fractures; however, there is no consensus regarding which type of implant is better. ... -
Is there a weekend effect after hip fracture surgery? A study of 74,410 hip fractures reported to the Norwegian Hip Fracture Register
Boutera, Andrea; Dybvik, Eva Hansen; Hallan, Geir; Gjertsen, Jan-Erik (Peer reviewed; Journal article, 2020)Background and purpose — The term “weekend effect” describes differences in outcomes between patients treated at weekends compared with weekdays. We investigated whether there is a weekend effect for the risk of reoperation ... -
Low bone density and high morbidity in patients between 55 and 70 years with displaced femoral neck fractures: A case-control study of 50 patients vs 150 normal controls
Bartels, Stefan; Gjertsen, Jan-Erik; Frihagen, Frede Jon; Rogmark, Cecilia; Utvåg, Stein-Erik (Peer reviewed; Journal article, 2019-08-14)Background A displaced femoral neck fracture (FNF) in patients 55-70 years is a serious injury with a high risk of treatment failure and the optimal surgical treatment remains unclear. We aimed to describe characteristics ... -
No association between osteoporosis and AO classification of distal radius fractures: an observational study of 289 patients
Hjelle, Anja Myhre; Gjertsen, Jan-Erik; Apalset, Ellen Margrete; Nilsen, Roy Miodini; Lober, Anja; Tell, Grethe S.; Pawel, Mielnik (Journal article; Peer reviewed, 2020-12)Background It is mechanically plausible that osteoporosis leads to more severe peripheral fractures, but studies investigating associations between BMD and radiographically verified complexity of distal radius fractures ... -
The Norwegian Capture the Fracture Initiative a stepped wedge cluster randomized 1 controlled trial of a Fracture Liaison Service model of care: The NoFRACT Trial Protocol
Andreasen, Camilla; Solberg, Lene Bergendal; Basso, Trude; Borgen, Tove Tveitan; Dahl, Cecilie; Wisløff, Torbjørn; Hagen, Gunhild; Apalset, Ellen M; Gjertsen, Jan-Erik; Figved, Wender; Hübschle, Lars Michael; Stutzer, Jens-Meinhard; Elvenes, Jan; Joakimsen, Ragnar Martin; Syversen, Unni; Eriksen, Erik Fink; Nordsletten, Lars; Frihagen, Frede Jon; Omsland, Tone Kristin; Bjørnerem, Åshild (Peer reviewed; Journal article, 2018-12-07)Importance: Fragility fracture is a major health issue because of the accompanying morbidity, mortality, and financial cost. Despite the high cost to society and personal cost to affected individuals, secondary fracture ... -
Optimal duration of anticoagulant thromboprophylaxis in total hip arthroplasty: new evidence in 55,540 patients with osteoarthritis from the Nordic Arthroplasty Register Association (NARA) group
Pedersen, Alma B.; Andersen, Ina Trolle; Overgaard, Søren; Fenstad, Anne Marie; Lie, Stein Atle; Gjertsen, Jan-Erik; Furnes, Ove (Peer reviewed; Journal article, 2019)Background and purpose — The recommended optimal duration of the thromboprophylaxis treatment in total hip arthroplasty (THA) patients has been a matter of debate for years. We examined the association between short (1–5 ... -
Perioperative, short, and long-term mortality related to fixation in primary total hip arthroplasty: a study of 79,557 patients in the Norwegian Arthroplasty Register
Dale, Håvard; Børsheim, Sjur; Kristensen, Torbjørn; Fenstad, Anne Marie; Gjertsen, Jan-Erik; Hallan, Geir; Lie, Stein Atle; Furnes, Ove (Peer reviewed; Journal article, 2019-12-13)Background and purpose — There are reports on perioperative deaths in cemented total hip arthroplasty (THA), and THA revisions are associated with increased mortality. We compared perioperative (intraoperatively or within ... -
Post-Fracture Risk Assessment: Target The Centrally Sited Fractures First! A Sub-Study of NoFRACT
Borgen, Tove Tveitan; Bjørnerem, Åshild; Solberg, Lene Bergendal; Andreasen, Camilla; Brunborg, Cathrine; Stenbro, May-Britt; Hübschle, Lars Michael; Froholdt, Anne; Figved, Wender; Apalset, Ellen Margrete; Gjertsen, Jan-Erik; Basso, Trude; Lund, Ida; Hansen, Ann Kristin; Stutzer, Jens-Meinhard; Omsland, Tone Kristin; Nordsletten, Lars; Frihagen, Frede Jon; Eriksen, Erik Fink (Peer reviewed; Journal article, 2019)The location of osteoporotic fragility fractures adds crucial information to post‐fracture risk estimation. Triaging patients according to fracture site for secondary fracture prevention can therefore be of interest to ... -
Surgical site infection after hip fracture – mortality and risk factors: an observational cohort study of 1,709 patients
Pollmann, Christian Thomas; Dahl, Fredrik Andreas; Årøen, Asbjørn; Røtterud, Jan Harald M; Gjertsen, Jan-Erik (Journal article; Peer reviewed, 2020)Background and purpose — Surgical site infection (SSI) is a devastating complication of hip fracture surgery. We studied the contribution of early deep SSI to mortality after hip fracture surgery and the risk factors for ... -
Surgical treatment of hip fractures in Norway. The Norwegian Hip Fracture Register
Gjertsen, Jan-Erik (Doctoral thesis, 2009-04-17)Each year in Norway, approximately 9,000 patients are hospitalised and operated on due to hip fractures (femoral neck fractures, trochanteric fractures, and subtrochanteric fractures). There are several treatment methods ... -
TRIGEN INTERTAN Intramedullary Nail Versus Sliding Hip Screw
Matre, Kjell; Vinje, Tarjei; Havelin, Leif Ivar; Gjertsen, Jan-Erik; Furnes, Ove; Espehaug, Birgitte; Kjellevold, Stein-Harald; Fevang, Jonas Meling (Peer reviewed; Journal article, 2013-02-06)Background: Both intramedullary nails and sliding hip screws are used with good results in the treatment of intertrochanteric and subtrochanteric fractures. The aim of our study was to assess whether use of the TRIGEN ... -
Validation of Chichewa short musculoskeletal function assessment (SMFA) questionnaire: A cross-sectional study
Chokotho, Linda; Lau, Brian C.; Conway, Devin; Wu, Hao-Hua; Shearer, David; Hallan, Geir; Gjertsen, Jan-Erik; Mkandawire, Nyengo; Young, Sven (Peer reviewed; Journal article, 2019-03)Background: The Short Musculoskeletal Function Assessment (SMFA) tool measures function and quality of life in patients with musculoskeletal conditions. Objective: This study aimed to translate and adapt culturally the ... -
Validation of orthopaedic surgeons' assessment of cognitive function in patients with acute hip fracture
Kristoffersen, Målfrid Holen; Dybvik, Eva Hansen; Steihaug, Ole Martin; Bartz-Johannesen, Christoffer Andreas; Martinsen, Mette; Ranhoff, Anette Hylen; Engesæter, Lars B.; Gjertsen, Jan-Erik (Peer reviewed; Journal article, 2019)Background: About one fourth of patients with hip fracture have cognitive impairment. These patients are at higher risk of surgical and medical complications and are often excluded from participating in clinical research. ...