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List of works by Jan-Erik Gjertsen

CORR Insights®: Is the Survivorship of Birmingham Hip Resurfacing Better Than Selected Conventional Hip Arthroplasties in Men Younger Than 65 Years of Age? A Study from the Australian Orthopaedic Association National Joint Replacement Registry

scientific article published on 07 September 2020

Cemented or Uncemented Hemiarthroplasty for Femoral Neck Fracture? Data from the Norwegian Hip Fracture Register

scientific article published on 01 January 2020

Cementing technique for primary knee arthroplasty: a scoping review

scientific article published on 27 August 2019

Clinical outcome after undisplaced femoral neck fractures ⬇️

scientific article published on June 1, 2011

Cognitive impairment influences the risk of reoperation after hip fracture surgery: results of 87,573 operations reported to the Norwegian Hip Fracture Register

scientific article published on 13 January 2020

Compliance with national guidelines for antibiotic prophylaxis in hip fracture patients: a quality assessment study of 13 329 patients in the Norwegian Hip Fracture Register

scientific article published on 20 May 2020

Correction to: Do direct oral anticoagulants (DOACs) cause delayed surgery, longer length of hospital stay, and poorer outcome for hip fracture patients?

scientific article published on 23 July 2020

Do direct oral anticoagulants (DOACs) cause delayed surgery, longer length of hospital stay, and poorer outcome for hip fracture patients?

scientific article published on 02 May 2020

Does time from fracture to surgery affect mortality and intraoperative medical complications for hip fracture patients? An observational study of 73 557 patients reported to the Norwegian Hip Fracture Register

scientific article published on 01 September 2019

Effect of a Fracture Liaison Service on the Rate of Subsequent Fracture Among Patients With a Fragility Fracture in the Norwegian Capture the Fracture Initiative (NoFRACT): A Trial Protocol

Effect of atorvastatin on muscle symptoms in coronary heart disease patients with self-perceived statin muscle side-effects: a randomized, double blinded crossover trial

scientific article published on 01 July 2020

Fast track hip fracture care and mortality - an observational study of 2230 patients

scientific article published on 24 May 2019

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

scientific article published on 30 October 2019

Hemiarthroplasties after hip fractures in Norway and Sweden: a collaboration between the Norwegian and Swedish national registries

scientific article published on 3 February 2014

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

scientific article published on 15 September 2017

High prevalence of vertebral fractures and low trabecular bone score in patients with fragility fractures: A cross-sectional sub-study of NoFRACT

scientific article published on 08 February 2019

Hip fracture implants increase serum metal levels

scientific article published in January 2006

Hip fracture treatment in Norway: deviation from evidence-based treatment guidelines: data from the Norwegian Hip Fracture Register, 2014 to 2018

scientific article published on 14 October 2020

Implants for trochanteric fractures in Norway: the role of the trochanteric stabilizing plate-a study on 20,902 fractures from the Norwegian hip fracture register 2011-2017

scientific article published on 07 January 2021

Improved outcome after hip fracture surgery in Norway

scientific article

Increased risk of revision with hamstring tendon grafts compared with patellar tendon grafts after anterior cruciate ligament reconstruction: a study of 12,643 patients from the Norwegian Cruciate Ligament Registry, 2004-2012

scientific article published on 09 December 2013

Intramedullary nails result in more reoperations than sliding hip screws in two-part intertrochanteric fractures

scientific article published on 7 December 2012

Is the novel LDL-cholesterol goal <1.4 mmol/L achievable without a PCSK9 inhibitor in a chronic coronary population from clinical practice?

scientific article published on 12 May 2020

Is there a weekend effect after hip fracture surgery? A study of 74,410 hip fractures reported to the Norwegian Hip Fracture Register

scientific article published on 30 October 2019

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

scientific article published on 14 August 2019

Low-molecular-weight heparin for hip fracture patients treated with osteosynthesis: should thromboprophylaxis start before or after surgery? An observational study of 45,913 hip fractures reported to the Norwegian Hip Fracture Register

scientific article published on 17 October 2018

Managing patients with prediabetes and type 2 diabetes after coronary events: individual tailoring needed - a cross-sectional study

Medical and psychosocial factors and unfavourable low-density lipoprotein cholesterol control in coronary patients

scientific article published on January 2017

Medical and sociodemographic factors predict persistent smoking after coronary events

scientific article published on 6 September 2017

Nail or plate fixation for A3 trochanteric hip fractures: A systematic review of randomised controlled trials

scientific article published on 22 May 2018

No association between osteoporosis and AO classification of distal radius fractures: an observational study of 289 patients

scientific article published on 04 December 2020

Operative approach influences functional outcome after DAIR for infected total hip arthroplasty

scientific article published on 01 December 2020

Optimal blood pressure control after coronary events: the challenge remains

scientific article

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

scientific article published on 07 May 2019

Outcome at 1 year in patients with femoral shaft fractures treated with intramedullary nailing or skeletal traction in a low-income country: a prospective observational study of 187 patients in Malawi

scientific article published on 23 July 2020

Outcome of Revision Surgery for Infection After Total Knee Arthroplasty: Results of 3 Surgical Strategies

scientific article published on 11 June 2019

Outcomes of Unicompartmental Knee Arthroplasty After Aseptic Revision to Total Knee Arthroplasty: A Comparative Study of 768 TKAs and 578 UKAs Revised to TKAs from the Norwegian Arthroplasty Register (1994 to 2011).

scientific article

Patient characteristics and risk factors of participants and non-participants in the NOR-COR study

scientific article published on 20 June 2016

Patient satisfaction, pain, and quality of life 4 months after displaced femoral neck fractures: a comparison of 663 fractures treated with internal fixation and 906 with bipolar hemiarthroplasty reported to the Norwegian Hip Fracture Register

scientific article

Perioperative mortality in hip fracture patients treated with cemented and uncemented hemiprosthesis: a register study of 11,210 patients ⬇️

scientific article published on March 19, 2013

Perioperative, short-, and long-term mortality related to fixation in primary total hip arthroplasty: a study on 79,557 patients in the -Norwegian Arthroplasty Register

scientific article published on 13 December 2019

Post-fracture Risk Assessment: Target the Centrally Sited Fractures First! A Substudy of NoFRACT

scientific article published on 16 August 2019

Posterior approach and uncemented stems increases the risk of reoperation after hemiarthroplasties in elderly hip fracture patients

scientific article published on 24 January 2014

Posterior approach compared to direct lateral approach resulted in better patient-reported outcome after hemiarthroplasty for femoral neck fracture

scientific article

Postoperative start compared to preoperative start of low-molecular-weight heparin increases mortality in patients with femoral neck fractures

scientific article published on 23 September 2016

Prevalence, causes and impact of musculoskeletal impairment in Malawi: A national cluster randomized survey

scientific article published on 06 January 2021

Quality of life following hip fractures: results from the Norwegian hip fracture register

scientific article

Re: a statistical analysis of ankle prosthesis from the Norwegian Arthroplasty Register

scientific article published on 26 November 2014

Reduced Revision Risk for Dual-Mobility Cup in Total Hip Replacement Due to Hip Fracture: A Matched-Pair Analysis of 9,040 Cases from the Nordic Arthroplasty Register Association (NARA)

scientific article published on 01 July 2019

Reply to letter to the editor: Intramedullary nails result in more reoperations than sliding hip screws in two-part intertrochanteric fractures

scientific article published on 5 March 2013

Reply to the Letter to the Editor: Cemented or Uncemented Hemiarthroplasty for Femoral Neck Fracture? Data from the Norwegian Hip Fracture Register

scientific article published on 01 March 2020

Secondary patella resurfacing in painful non-resurfaced total knee arthroplasties : A study of survival and clinical outcome from the Norwegian Arthroplasty Register (1994-2011).

scientific article published on 23 October 2015

Should Total Hip Arthroplasty Be Used for Hip Fracture?

scientific article published on 01 December 2019

Sliding hip screw versus IM nail in reverse oblique trochanteric and subtrochanteric fractures. A study of 2716 patients in the Norwegian Hip Fracture Register

scientific article published on 8 January 2013

Statin-associated muscle symptoms in coronary patients: design of a randomized study

scientific article published on 13 May 2019

Surgeon's experience level and risk of reoperation after hip fracture surgery: an observational study on 30,945 patients in the Norwegian Hip Fracture Register 2011-2015

scientific article published on 04 June 2018

Surgical site infection after hip fracture - mortality and risk factors: an observational cohort study of 1,709 patients

scientific article published on 24 January 2020

TRIGEN INTERTAN intramedullary nail versus sliding hip screw: a prospective, randomized multicenter study on pain, function, and complications in 684 patients with an intertrochanteric or subtrochanteric fracture and one year of follow-up

scientific article published in February 2013

The Norwegian Hip Fracture Register: experiences after the first 2 years and 15,576 reported operations

scientific article published in October 2008

The follow-up after myocardial infarction - is it good enough?

scientific article published on 05 March 2018

The prevalence and predictors of elevated C-reactive protein after a coronary heart disease event

scientific article published in January 2018

The role of medical and psychosocial factors for unfavourable coronary risk factor control

scientific article published on 21 October 2015

Total hip replacement after femoral neck fractures in elderly patients : results of 8,577 fractures reported to the Norwegian Arthroplasty Register

scientific article published in August 2007

Unfavourable risk factor control after coronary events in routine clinical practice

scientific article

Using national hip fracture registries and audit databases to develop an international perspective

scientific article published on 2 August 2017

Valg av protese ved lårhalsbrudd

scientific article published on 09 March 2020

Validation and reliability of the Chichewa translation of the EQ-5D quality of life questionnaire in adults with orthopaedic injuries in Malawi.

scientific article published on June 2017

Validation of Chichewa Short Musculoskeletal Function Assessment (SMFA) questionnaire: A cross-sectional study

Validation of orthopaedic surgeons' assessment of cognitive function in patients with acute hip fracture

scientific article published on 01 June 2019

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