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Orthopaedic Proceedings
Vol. 102-B, Issue SUPP_7 | Pages 63 - 63
1 Jul 2020
Richards J Overmann A O'Hara N Slobogean GP D'Alleyrand J
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Internal fixation remains the treatment of choice for non-displaced femoral neck fractures in elderly patients, whereas, arthroplasty is preferred for displaced fracture patterns. Given technological advancements in implant design and excellent long-term outcomes, arthroplasty may provide improved outcomes for the treatment of non-displaced femoral neck fractures. The aim of our study was to conduct a systematic review of the orthopaedic literature (1) to investigate the outcomes of internal fixation for the treatment of non-displaced and minimally displaced femoral neck fractures in elderly patients and (2) to compare the outcomes of patients treated with internal fixation to arthroplasty in this patient population.

Relevant articles were identified using PubMed, Embase, and CENTRAL databases. Manuscripts were included only if they contained (1) patients 60 years or older with (2) nondisplaced or minimally displaced (Garden I or II) femoral neck fractures (3) treated with internal fixation or arthroplasty or (4) separately reported outcomes in this patient population. The primary outcome was reoperation. Secondary outcomes included mortality, patient reported outcomes, length of hospital stay, infection, and transfusions. An a priori decision was made to classify studies into comparative or non-comparative groups. Comparative studies directly compared arthroplasty to internal fixation in the specific study population while the non-comparative studies included separate cohorts of patients treated with arthroplasty or internal fixation. A fixed-effects model was used to quantitatively pool study outcomes.

Twenty-five non-comparative studies were identified with a total of 22,020 patients, all of which were treated with internal fixation. The pooled incidence of reoperation after internal fixation was 14.4% (95% CI: 10.8 – 18.8). The incidence of mortality within one-year of injury was 14.4% (95% CI: 6.7 – 28.3), based on the reporting in 14 studies.

Three comparative studies were identified with a total of 360 patients (128 treated with arthroplasty and 232 treated with internal fixation). All three studies reported reoperation rates. The overall risk of reoperation was 3.1% in the arthroplasty group compared to 9.5% in the internal fixation group (relative risk: 0.30, 95% CI: 0.10 – 0.84, p= 0.02). Only two studies reported mortality. The relative risk of mortality in patients treated with arthroplasty compared to internal fixation was 2.54 (95% CI: 1.38 – 4.70, p= 0.003).

Internal fixation of minimally displaced femoral neck fractures in the elderly is associated with a risk of reoperation and mortality that exceeds 14%. Treatment with arthroplasty may reduce the risk of reoperation by 70%. However, this benefit maybe tempered by a potential increased risk of mortality associated with arthroplasty in this patient population.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXVIII | Pages 185 - 185
1 Sep 2012
Slobogean GP Marra C Sanders DW
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Purpose

A recent multicentre randomized control trial (RCT) failed to demonstrate superior quality of life at one year following open reduction and internal fixation (ORIF) compared to nonoperative treatment for unstable isolated fibular fractures. We sought to determine the cost-effectiveness of ORIF compared to non-operative management of unstable fibular fractures.

Method

A decision tree was used to model the results of a multicentre trial comparing ORIF versus nonoperative treatment for isolated fibular fractures. A single payer, governmental perspective was used for the analysis. Utilities (a measure of preference for a health state) were obtained from the subjects Short-Form-6D scores and used to calculated Quality Adjusted Life Years (QALYs). Probabilities for each strategy were taken from the one-year trial endpoint. Costs were obtained from the Ontario Case Costing Initiative. Sensitivity analysis was performed for all model variables to determine when ORIF is a cost-effective treatment (incremental cost per QALY gained < $75,000).


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXVIII | Pages 131 - 131
1 Sep 2012
Ashman BD Slobogean GP Stone T
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Purpose

Open reduction and plate fixation of displaced mid-shaft clavicle fractures has gained significant popularity following a recent multi-center randomized control trial. The purpose of this study is to describe the incidence of reoperation following plate fixation of displaced mid-shaft clavicle fractures. The secondary objective is to determine if plate design influences the incidence of reoperation.

Method

A retrospective search of our hospital database was performed to identify subjects treated with plate fixation for a displaced clavicle fracture between 2001 and 2009. Radiographs and medical records were used to identify demographic data, fracture classification, plate design, and reoperation events. Only mid-shaft (AO/OTA 15-B) fractures treated with either a Low-Contact Dynamic Compression (LCDC) plate or Pre-contoured Locking (PCL) plate were included.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXVIII | Pages 79 - 79
1 Sep 2012
Slobogean GP Lefaivre KA Ngai J Broekhuyse HM O'Brien PJ
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Purpose

The measurement of functional outcomes in pelvic fracture patients remains difficult for authors. We aimed to test the construct validity, respondent burden, and patient perception of three previously published pelvic outcome questionnaires.

Method

Subjects completed three pelvic specific, and three general functional outcome instruments. Time for each pelvic instrument was recorded, as was which score the patient felt best addressed their symptoms. Patients stated the three most significant impacts the pelvic fracture had on their life.