Publications by authors named "Thomas J Hjelholt"

Objectives: Prognostic models have the potential to aid clinical decision-making after hip fracture. This systematic review aimed to identify, critically appraise, and summarize multivariable prediction models for mortality or other long-term recovery outcomes occurring at least 30 days after hip fracture.

Study Design And Setting: MEDLINE, Embase, Scopus, Web of Science, and CINAHL databases were searched up to May 2023.

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Background And Purpose: Patients with hip fractures often have comorbidities, but detailed data on comorbidity and its impact on prognosis are lacking. We described the current trends in the prevalence of comorbidity and the magnitude of the associated mortality.

Patients And Methods: From the Danish Multidisciplinary Hip Fracture Registry we included 31,443 hip fracture patients (diagnosed in 2014-2018).

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Purpose: Anticholinergic (AC) drugs are associated with various determinantal outcomes. Data regarding the effect of AC drugs on mortality among geriatric hip fracture patients are limited and inconsistent.

Methods: Using Danish health registries, we identified 31,443 patients aged ≥65 years undergoing hip fracture surgery.

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Considerable uncertainty prevails regarding risk factors for recurrent fracture among older patients with hip fracture. We aimed to investigate the relationship between prefracture stroke history, baseline mobility, and the risk of recurrent hip fracture. This cohort study was based on the Danish Multidisciplinary Hip Fracture Registry, 2011-2018 (n = 48,230).

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Purpose: It remains uncertain how a history of stroke impacts the prognosis for patients with hip fracture. This study aimed to evaluate mortality following hip fracture surgery by comparing patients with and without a history of stroke.

Patients And Methods: All patients aged 65 years or above in Denmark receiving hip fracture surgery between 2010 and 2018.

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Objective: Comorbidity has an important role in risk prediction and risk adjustment modelling in observational studies. However, it is unknown which comorbidity index is most accurate to predict mortality in hip fracture patients. We aimed to evaluate the prediction ability, including discrimination and calibration of Charlson comorbidity index (CCI), Elixhauser comorbidity index (ECI) and Rx-risk index for 30 day- and 1 year mortality in a population-based cohort of hip fracture surgery patients.

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Aim: The aim of this study was to investigate the association between Parkinson's disease (PD) and postoperative complications, mortality, and quality of in-hospital care in patients with hip fracture.

Methods: We included patients aged 65+ years with an incident hip fracture from 2004-2017, registered in the Danish Multidisciplinary Hip Fracture Registry. Patients with PD were identified using diagnosis codes prior to hip fracture.

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Objectives: We examined whether the comorbidity burden of patients with hip fracture was associated with quality of in-hospital care reflected by fulfillment of process performance measures.

Design: Population-based cohort study using prospectively collected data from the Danish Multidisciplinary Hip Fracture Registry (DMHFR).

Setting And Participants: Patients aged 65 years or older with an incident hip fracture from 2014 to 2018 registered in the DMHFR (n = 31,443).

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Objective: to develop a user-friendly prediction tool of 1-year mortality for patients with hip fracture, in order to guide clinicians and patients on appropriate targeted preventive measures.

Design: population-based cohort study from 2011 to 2017 using nationwide data from the Danish Hip Fracture Registry.

Subjects: a total of 28,791 patients age 65 and above undergoing surgery for a first-time hip fracture.

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Objectives: Risk of infections in patients with solid cancers and bone metastases (BM) and the subsequent impact on prognosis is unclear. We examined the risk of infections among patients with cancer diagnosed with BM and the subsequent impact of infections on mortality.

Design: Population-based cohort study.

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Background And Aim: Benign prostatic hyperplasia comprises a significant burden to ageing men due to frequently associated lower urinary tract symptoms and the risk of developing serious complications, such as acute urinary retention. Healthcare databases are a valuable source of epidemiological research; however, continuous validation of definitions is imperative. We examined the positive predictive values of International Classification of Diseases, 10th Revision (ICD-10), diagnostic coding for benign prostatic hyperplasia and acute urinary retention in men in the Danish National Patient Registry.

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Objectives: Patients undergoing hip fracture surgery have a 10 times increased risk of stroke compared with the general population. We aimed to evaluate the association between the CHA DS -VASc (congestive heart failure, hypertension, age ≥75 years, diabetes, previous stroke/TIA [transient ischemic attack]/systemic embolism (2 points), vascular disease, age 65-74 years, and female sex) score and the risk of stroke, thromboembolism, and all-cause mortality in patients with hip fracture with or without atrial fibrillation (AF).

Design: Nationwide prospective cohort study.

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Aim: The health-care databases may be a valuable source for epidemiological research in hip fracture surgery, if the diagnoses are valid. We examined the validity of hip fracture diagnoses and surgical procedure codes in the Danish Multidisciplinary Hip Fracture Registry (DMHFR) and the Danish National Patient Registry (DNPR) by calculating the positive predictive value (PPV).

Methods: We identified a random sample of 750 hip fracture patients registered in the DMHFR between 2014 and 2017.

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Toll-like receptor (TLR) agonists can reactivate HIV from latently infected cells in vitro. We aimed to investigate the TLR-9 agonist, CPG 7909's in vivo effect on the proviral HIV reservoir and HIV-specific immunity. This was a post-hoc analysis of a double-blind randomized controlled vaccine trial.

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