Publications by authors named "Gavin Lavery"

Objective: To investigate the effectiveness of a 6-week exercise programme in patients discharged home following critical illness compared with standard care.

Design: Multicentre prospective phase II randomised controlled trial, with blinded outcome assessment after hospital discharge, following the 6-week intervention and at 6 months.

Participants: 60 patients (30 per group) aged ≥18 years, mechanically ventilated >96 hours, and not in other rehabilitation, that is, cardiac or pulmonary rehabilitation programmes.

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Background: Following discharge home from the ICU, patients often suffer from reduced physical function, exercise capacity, health-related quality of life and social functioning. There is usually no support to address these longer term problems, and there has been limited research carried out into interventions which could improve patient outcomes. The aim of this study is to investigate the effectiveness and cost-effectiveness of a 6-week programme of exercise on physical function in patients discharged from hospital following critical illness compared to standard care.

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Objectives: To determine whether the daily use of 5% tea tree oil (TTO) body wash (Novabac 5% Skin Wash) compared with standard care [Johnson's Baby Softwash (JBS)] had a lower incidence of methicillin-resistant Staphylococcus aureus (MRSA) colonization.

Patients: The study setting was two intensive care units (ICUs; mixed medical, surgical and trauma) in Northern Ireland between October 2007 and July 2009. The study population comprised 391 patients who were randomized to JBS or TTO body wash.

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Objective: To investigate the effects of weaning protocols on the total duration of mechanical ventilation, mortality, adverse events, quality of life, weaning duration, and length of stay in the intensive care unit and hospital.

Design: Systematic review.

Data Sources: Cochrane Central Register of Controlled Trials, Medline, Embase, CINAHL, LILACS, ISI Web of Science, ISI Conference Proceedings, Cambridge Scientific Abstracts, and reference lists of articles.

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Background: Reducing weaning time is desirable in minimizing potential complications from mechanical ventilation. Standardized weaning protocols are purported to reduce time spent on mechanical ventilation. However, evidence supporting their use in clinical practice is inconsistent.

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Aim: This paper is a report of the protocol for a review to identify, critically appraise and synthesize the best current evidence supporting the use of weaning protocols compared to non-protocolized practice in liberating patients from mechanical ventilation.

Background: Patients experiencing difficulty in weaning require a longer hospital stay and have higher morbidity and mortality. Consequently, efforts to reduce weaning time are desirable to reduce the duration of ventilation and related complications.

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Background: Over the past ten years MRSA has become endemic in hospitals and is associated with increased healthcare costs. Critically ill patients are most at risk, in part because of the number of invasive therapies that they require in the intensive care unit (ICU). Washing with 5% tea tree oil (TTO) has been shown to be effective in removing MRSA on the skin.

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Introduction: The difficult airway is a common problem in adult critical care patients. However, the challenge is not just the establishment of a safe airway, but also maintaining that safety over days, weeks, or longer.

Aims: This review considers the management of the difficult airway in the adult critical care environment.

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Purpose Of Review: Blast injuries have always occurred both in civilian life and as acts of war or terrorism. Nowadays, the risk of being involved in an explosion has increased even for those living in countries with no previous experience of such events. It is our intention that this review is of assistance to those providing emergency/critical care to patients who have sustained blast injuries.

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The Omagh bombing in August 1998 produced many of the problems documented in other major incidents. An initial imbalance between the demand and supply of clinical resources at the local hospital, poor information due to telecommunication problems, the need to triage victims and the need to transport the most severely injured significant distances were the most serious issues. The Royal Group Hospitals Trust (RGHT) received 30 severely injured secondary transfers over a 5-hour period, which stressed the hospital's systems even with the presence of extra staff that arrived voluntarily before the hospital's major incident plan was activated.

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Many studies have documented patients' distressing recollections of the intensive care unit (ICU). The study by van de Leur and colleagues, conducted in a group of surgical ICU patients with moderate severity of sickness, found that the frequency of such unpleasant memories was increased in those able to recall factual information about their stay in the ICU. The study did not include sedation scoring but it did use a simple tool to assess factual recall.

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Background: The purpose of this study was to study the temporal changes in circulating phagocyte respiratory burst activity and its relationship to mortality in intensive care unit (ICU) patients.

Methods: Thirty-seven consecutive patients over a 3-week period were studied on their first, third, and seventh day of admission to the regional ICU in Northern Ireland. Blood samples were assayed for respiratory burst activity using luminol-enhanced whole blood chemiluminescence.

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Follow-up of patients discharged from the intensive care unit (ICU) is recommended as a means of service evaluation (Department of Health (2000). Comprehensive Critical Care: a Review of Adult Critical Care Services), in order to monitor the quality of the services provided Without patient follow-up, ICU staff have only 'death' or 'discharge alive from hospital' as clinical outcomes from which to judge practice performance, and limited evidence exists on which to base decisions about improvements to critical care practice (Audit Commission (1999). Critical to Success--the Place of Efficient and Effective Critical Care Services Within the Acute Hospital) To address these issues the Regional Intensive Care Unit (RICU) obtained information from patient assessment/interview on problems experienced by patients within 8-9 days (mean), following discharge from RICU A nurse-administered questionnaire was used to identify functional outcomes, nutrition and psychological issues such as anxiety and sleep disturbances Benefits of patient follow-up introduced and planned include: patient diaries for long-term patients, input from clinical psychologis, review of sedation used in RICU.

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The metabolic response to critical illness promotes catabolism, which mobilizes substrates for energy. Initially the hypothalamic-pituitary-adrenal axis is stimulated, but later there appears to be anterior pituitary depression. Despite this, the early increase in plasma cortisol levels is usually maintained by means independent of (falling) corticotropin levels.

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This paper describes the crossover design in research methodology and illustrates its use in a clinical study in an intensive care unit (ICU). The benefits and shortcomings of the design are described. Strategies to avoid or minimise the shortcomings are explained with reference to examples from a study carried out in clinical practice.

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