Publications by authors named "Peter Hallas"

Background: The present case contributes to the limited literature on delayed chest wall hematomas following blunt trauma. The literature review provides a summary of similar previously reported cases.

Case Presentation: We report the case of a 59-year-old Caucasian male who presented to the emergency department with a rapidly expanding chest wall hematoma.

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Objective: Pediatric patient's pain and anxiety are insufficiently treated in Emergency Departments (EDs). Implementation of new evidence-based knowledge into paediatric clinical practice is often a protracted process, as the barriers and facilitators among health care professionals for treating pain and anxiety in children are unknown.

Method: We conducted hypothesis generating interviews with health care professionals and coded the transcriptions into eight main themes.

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Article Synopsis
  • - The study investigates the effects of the COVID-19 pandemic on unplanned hospital visits in Denmark during the 7 weeks following a 'shelter at home' order, revealing significant decreases in attendances.
  • - Data showed a 21% overall drop in unplanned attendances, with psychiatric and non-psychiatric visits both down by 30-31%, while some common diagnoses remained stable.
  • - Despite the reduction in hospital visits, the overall mortality rate rose in six weeks, suggesting potential implications for public health strategies and future campaigns.
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Objectives: No national guidelines exist in Denmark regarding interhospital transport of critically ill children. The aim of this study was to disclose which physicians actually accompany critically ill children during interhospital transports nationwide and whether the physicians have adequate clinical skills to perform interhospital transfers.

Methods: A questionnaire was sent to the youngest pediatrician on-call at every hospital in Denmark receiving pediatric emergencies except the tertiary Copenhagen University Hospital, Rigshospitalet.

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Introduction: The effect of changes in doctors' rosters is rarely subjected to scientific evaluation. We describe how a natural experiment (NE) study design can be used to evaluate if a managerial decision about doctors' rosters has an effect on patient flow in an emergency department (ED). We hypothesized that an extra doctor each morning from 6 a.

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Background: The formation of critical care teams is a complex process where team members need to get a shared understanding of a serious situation. No previous studies have focused on how this shared understanding is achieved during the formation of cardiac arrest teams. "Sensemaking" is a concept well known in organizational studies.

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Objective: To evaluate the inter-observer reliability of nurses assessing respiratory rate.

Methods: We presented seven minimum 60-seconds long videos of thoraces of non-identifiable patients breathing to experienced nurses from several Danish emergency departments. Two videos were assessed by 50 raters while five were reviewed by eight.

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Introduction: "Early warning scores" (EWS) have been developed to quantify levels of vital sign abnormality. However, many scores have not been validated. The aim of this study was to validate six scores that all rely on vital signs: Rapid Acute Physiology Score (RAPS), Rapid Emergency Medicine Score (REMS) and the National Early Warning Score (NEWS) and the Goodacre, Groarke and Worthing physiological scores.

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Unlabelled: The aim of this study was to explore challenges in recognition and initial treatment of out-of-hospital cardiac arrest (OHCA) by using closed-circuit television (CCTV) recordings combined with audio recordings from emergency medical calls.

Method: All OHCA captured by CCTV in the Capital Region of Denmark, 15 June 2013-14 June 2014, were included. Using a qualitative approach based on thematic analysis, we focused on the interval from the victim's collapse to the arrival of the ambulance.

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Purpose: The use of ultrasound (US) guidance for central vascular access in children has been advocated as a safer approach compared to traditional landmark techniques. We therefore collected data on the current use of US for central vascular access in children and infants in the Nordic countries.

Methods: A cross-sectional survey using an online questionnaire was distributed to one anaesthesiologist at every hospital in the Nordic countries; a total of 177 anaesthesiologists were contacted from July till August 2012.

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Crowdsourcing (CS) is a rapidly emerging method in scientific research. In CS, large groups of people generate new data or try to find solutions to specific research questions, mainly by online collaboration. Examples of the current use of CS in medicine include disease surveillance as well as diagnosis of rare conditions.

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Objective: Emergency patients with hypoalbuminemia are known to have increased mortality. No previous studies have, however, assessed the predictive value of low albumin on mortality in unselected acutely admitted medical patients. We aimed at assessing the predictive power of hypoalbuminemia on 30-day all-cause mortality in a cohort of acutely admitted medical patients.

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Introduction: Abstracts presented at medical conferences or scientific meetings should ideally be published as full-text articles in peer-reviewed journals after initial presentation and feedback regardless of the findings. The aim of this survey was to determine the publication rate of papers presented at the Danish Emergency Medicine Conferences in 2009, 2010 and 2011.

Methods: Abstracts presented at the conferences were identified and authors contacted to obtain publication information.

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Introduction: Intraosseous access (IO) is indicated if vascular access cannot be quickly established during resuscitation. Complication rates are estimated to be low, based on small patient series, model or cadaver studies, and case reports. However, user experience with IO use in real-life emergency situations might differ from the results in the controlled environment of model studies and small patient series.

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The Danish health care system is undergoing a major reorganisation, resulting in fewer emergency departments (ED) with consultants in attendance 24/7. This questionnaire-based study evaluates the status of the reorganisation with emphasis on physician attendance and recruitment. 76% of the EDs are not staffed by consultants 24/7, 51% report difficulties in recruiting qualified personnel and 33% report problems connected to retaining them.

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We aimed to investigate whether there was an unmet need for paediatric procedural pain management and/or sedation in Danish emergency departments (EDs). Cross-sectional survey of the 21 emergency hospitals in Denmark. Physical restraint during painful procedures was used by 80% (n = 12) of the departments and procedural sedation in children was used in 33% (n = 5) of the EDs.

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Health-care workers may experience uncertainty regarding legal matters when attending to medical needs of undocumented migrants. This paper applies a pragmatic focus when addressing the legal aspects involved in providing health-care services to undocumented migrants with examples from the Danish Health Act and international conventions. The delivery of medical care to vulnerable groups such as pregnant women and children is described.

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Introduction: The use of designated emergency teams for cardiac arrest and trauma patients is widely implemented. However, the use of designated teams in Danish emergency departments (EDs) has not been investigated. Our aim was to investigate the use and staffing of emergency teams in Danish EDs.

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Introduction: The aim of this study was to investigate admittance rates and doctors workload during Christmas. In addition, we examined if admittance data supports the common notions that overeating during Christmas results in increased rate of admittances for abdominal problems and that there is an increase in admittance of the elderly at the end of Christmas (i.e.

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Introduction: In contrast to Internet search engines, social media on the Internet such as Facebook, Twitter, etc. reach a large number of people, who are ready to help answering questions. This type of information aggregation has been dubbed "crowdsourcing" i.

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