Publications by authors named "Stephen Quinn"

Background And Objective: Evidence on the cost effectiveness of decision aids to guide management decisions for men with prostate cancer is limited. We examined the cost utility of the Navigate online decision aid for men with prostate cancer in comparison to usual care (no decision aid).

Methods: A Markov model with a 10-yr time horizon was constructed from a government health care perspective.

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Introduction: The relationship between critical care mortality and combined impact of malglycemia remains undefined.

Methods: We assessed the risk-adjusted relationship (n = 4790) between hospital mortality with malglycemia, defined as hypergycemia (hours Glycemic Ratio ≥ 1.1, where GR is quotient of mean ICU blood glucose (BG) and estimated average BG), absolute hypoglycemia (hours BG < 70 mg/dL) and relative hypoglycemia (excursions GR < 0.

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Objective This study aimed to quantify the out-of-pocket (OOP) costs and perceived financial burden among Australian men with localised prostate cancer in the first 6 months after diagnosis, by primary management option. Methods This cost-analysis quantified OOP costs using administrative claims data and self-reported survey data. Financial burden was assessed using the COmprehensive Score for financial Toxicity-Functional Assessment of Chronic Illness Therapy (COST-FACIT) tool.

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About 20-35% of patients with obstructive sleep apnea (OSA) have supine-isolated OSA, for which supine sleep avoidance could be an effective therapy. However, traditional supine discomfort-based methods show poor tolerance and compliance to treatment and so cannot be recommended. Supine alarm devices show promise, but evidence to support favorable adherence to treatment and effectiveness at reducing excessive daytime sleepiness compared with continuous positive airway pressure (CPAP) remains limited.

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Background: The impacts of high sensitivity cardiac troponin (hs-cTn) reporting on downstream interventions amongst suspected acute coronary syndrome (ACS) in the emergency department (ED), especially amongst those with newly identified hs-cTn elevations and in consideration of well-established sex-related disparities, has not been critically evaluated to date. This investigation explores the impact of hs-cTnT reporting on care and outcomes, particularly by participant sex.

Methods: Two similarly ED-based randomized controlled trials conducted between July 2011 to March 2013 (n = 1988) and August 2015 to April 2019 (n = 3378) were comparatively evaluated.

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Introduction: The relationship between critical care mortality and hypoglycemia, both relative (>30% below average preadmission glycemia) and absolute (blood glucose (BG) <70 mg/dL (<10 mmol/L)) requires further definition.

Methods: We assessed the risk-adjusted relationship between hospital mortality with relative hypoglycemia using the Glycemic Ratio (GR), and with absolute hypoglycemia using BG in a retrospective cohort investigation (n = 4790).

Results: Relative hypoglycemia excursions below GR 0.

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Background: This protocol describes a study of the effectiveness of cognitive behaviour therapy (CBT) for reducing depressive symptoms in older adults living in residential aged care (RAC) facilities in Australia. Depressive symptoms are highly prevalent in this population, yet the benefits of CBT for reducing such symptoms in RAC facilities have not been widely investigated. Elders at Ease (ELATE) is a 16-session CBT intervention designed for implementation in RAC facilities.

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Objective: To evaluate the effectiveness of virtual reality technology in reducing pain and anxiety during outpatient hysteroscopy.

Design: A prospective randomised controlled trial.

Setting: A London University Teaching Hospital.

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Article Synopsis
  • Stress-induced hyperglycemia (SIH) is typically measured by Blood Glucose (BG), but recent findings suggest that the Glycemic Ratio (GR) is a better predictor of in-hospital mortality in ICU patients.
  • A study involving 4,790 patients identified that a GR of 1.1 is a critical threshold; higher GR levels were linked to increased mortality, while BG of 180 mg/dL showed a weaker correlation.
  • The analysis concluded that prolonged exposure to GR ≥ 1.1 is significantly associated with mortality, especially in patients who did not experience hypoglycemia, highlighting GR's superiority over BG as a prognostic marker for SIH.
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Objective: To assess comparative rates of further uterine-preserving procedures (UPP) or hysterectomy reintervention, after myomectomy or uterine artery embolisation (UAE).

Design: Population-based, retrospective cohort study.

Setting: England.

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Background: Interventional studies investigating blood glucose (BG) management in intensive care units (ICU) have been inconclusive. New insights are needed. We assessed the ability of a new metric, the Glycemic Ratio (GR), to determine the relationship of ICU glucose control relative to preadmission glycemia and mortality.

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Objective: This study aimed to determine the healthcare experiences, quality of life, and psychosocial needs of patients with cancer of unknown primary (CUP) early after diagnosis; comparing their experiences to patients with advanced cancer of a known primary (non-CUP control patients) and published general population reference data where available.

Methods: This study was a cross-sectional, multi-site study comparing CUP patients (n = 139) compared to non-CUP controls (n = 45). Demographic, clinical information and patient-reported outcome questionnaire data were collected at baseline.

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Objective: To describe pregnancy outcomes in women who conceived after undergoing transcervical fibroid ablation (TFA) as treatment for symptomatic uterine fibroids.

Materials And Methods: TFA was used to treat symptomatic uterine fibroids with radiofrequency energy, both under clinical trial protocol and commercial usage in hospitals in Europe, the United Kingdom, Mexico, and the United States. All women who reported pregnancies to their physicians after undergoing TFA with the Sonata System and provided consent for use of their data were included.

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Article Synopsis
  • Colchicine may reduce cardiovascular events in patients with acute coronary syndromes, prompting this study to investigate its effects on health status outcomes in the Australian COPS trial.
  • The trial involved 786 patients, with health status assessed using the EQ-5D-5L and the Seattle Angina Questionnaire at baseline and 12 months; while overall health scores improved, there were no significant differences between colchicine and placebo groups.
  • However, colchicine treatment was associated with a higher likelihood of improvement in physical limitation scores, suggesting some positive impact on patients' physical health.
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Aim: In this randomized pilot trial, we aimed to assess the anti-inflammatory effect of preprocedural colchicine on coronary microvascular physiology measurements before and after PCI.

Methods: Patients undergoing PCI for stable angina (SA) or non-ST-elevation myocardial infarction (NSTEMI) were randomized to oral colchicine or placebo, 6- to 24-hours before the procedure. Strict prespecified inclusion/exclusion criteria were set to ensure all patients were given the study medication, had a PCI, and had pre- and post-PCI culprit vessel invasive coronary physiology measurements.

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Objectives: To measure pregnancy outcome following attendance at a recurrent miscarriage service and identify factors that influence outcome.

Design: Prospective, observational electronic cohort study.

Setting: Participants attending a specialist recurrent miscarriage clinic, with a history of two or more pregnancy losses.

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Background: To understand the economic impact of an accelerated 0/1-hour high-sensitivity troponin-T (hs-cTnT) protocol.

Objective: To conduct a patient-level economic analysis of the RAPID-TnT randomised trial in patients presenting with suspected acute coronary syndrome (ACS).

Methods: An economic evaluation was conducted with 3265 patients randomised to either the 0/1-hour hs-cTnT protocol (n = 1634) or the conventional 0/3-hour standard-of-care protocol (n = 1631) with costs reported in Australian dollars.

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Article Synopsis
  • This study looked at whether colchicine, a medicine that helps with inflammation, could improve outcomes for heart patients before and after a heart procedure called PCI.
  • Patients were split into two groups: one received colchicine before the procedure, while the other got a placebo (fake medicine).
  • The results showed that colchicine lowered some inflammation markers before the procedure and caused less heart damage, but after the procedure, inflammation levels were similar between both groups.
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Background: The aim of this study is to compare metrics specific for stress-induced hyperglycemia (SIH) with glucose for predicting ischemic stroke outcome.

Methods: This observational retrospective study (n = 300) included patients acutely hospitalized for ischemic stroke over a 3.8-year period.

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Aims: High-sensitivity cardiac troponin strategies can provide risk stratification in patients with suspected acute coronary syndrome (ACS) in the emergency department (ED). This study evaluated whether clinical risk scoring improves the classification performance of a rule-out profile in suspected ACS.

Methods And Results: Patients presenting to ED with suspected ACS as part of the RAPID-TnT trial randomized to the intervention arm were included.

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Article Synopsis
  • In this study, researchers looked at how an anti-inflammatory medicine called colchicine might help prevent heart damage during a procedure called PCI, which is used to treat blockages in the heart.
  • 196 patients were considered for the study, but only 75 were involved, with some getting colchicine and others getting a placebo (which is like a fake treatment).
  • The results showed that patients who took colchicine had less increase in a heart protein called troponin, which suggests they may have had less heart injury than those who did not take it.
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Background: High-sensitivity troponin assays are increasingly being adopted to expedite evaluation of patients with suspected acute coronary syndromes. Few direct comparisons have examined whether the enhanced performance of these assays at low concentrations leads to changes in care that improves longer-term outcomes. This study evaluated late outcomes of participants managed under an unmasked 0/1-hour high-sensitivity cardiac troponin T (hs-cTnT) protocol compared with a 0/3-hour masked hs-cTnT protocol.

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