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Comparison of Vyntus CPX and Vmax Encore 29N for indirect calorimetry: a randomised crossover study in participants of the German Diabetes Study with type 2 diabetes

Por: Trinks · N. · Pützer · J. · Sutkowski · A. · Burkart · V. · Roden · M. · Kuss · O.
Objectives

This study compared the reliability of two metabolic cart systems, Vyntus CPX and Vmax Encore 29N, to measure whole-body energy metabolism by indirect calorimetry (IC) in individuals with type 2 diabetes (T2D).

Design

Randomised, prospective, crossover study.

Setting

Single-centre study conducted in the clinical research centre of the German Diabetes Study (GDS).

Participants

Five participants (3 men, 2 women, mean age 49±6 years, body mass index (BMI) 32.62±4.2 kg/m²) with T2D completed the study protocol. Eligibility requires existing participation in GDS and availability for four consecutive study days.

Interventions

Participants underwent four IC measurements per day on four consecutive days, totalling 16 measurements per device. On each study day, two measurements with both devices, Vyntus CPX and Vmax Encore 29N, were performed in randomised order. Postcalorimetric gas calibration with normalisation was applied after each measurement.

Primary outcome measures

Reliability of respiratory quotient (RQ) and resting energy expenditure (REE), as assessed from the coefficient of variation (CV) and 95% CIs.

Results

Device comparison showed minor differences in CV (95% CI) for carbon dioxide production (VCO2) (3.5% vs 5.3%; 95% CI –8.2% to 8.0%), oxygen consumption (VO2) (3.4% vs 5.7%; 95% CI –9.3% to 8.2%), RQ (3.6% vs 2.3%; 95% CI –3.5% to 3.7%) and REE (3.1% vs 5.6%; 95% CI –8.4% to 7.8%). Postcalorimetric calibration did not consistently affect RQ or REE. 

Conclusions

Vyntus CPX provides reliable IC measurements comparable to Vmax Encore 29N and may serve as a suitable replacement in clinical settings.

Trial registration number

ClinicalTrials.gov identifier: NCT01055093.

Crying wolf, alarm safety and management in paediatrics: A scoping review

Abstract

Aim

To provide a contemporaneous evidentiary overview of neonatal and paediatric studies investigating alarm-related patient safety and alarm system management. Furthermore, to describe how clinical alarm burden is captured and reported, to identify clinical devices that contribute to alarm burden, to explore alarm-related and patient safety measures and terminologies and to review alarm management initiatives.

Design

Scoping review.

Data Sources

A systematic search of PubMed, Embase, Cumulative Index to Nursing and Allied Health Literature, Scopus and EBSCOhost was conducted from 2013 to 2023 using predetermined search terms, index terms, medical subject headings and truncation.

Methods

Observational and qualitative studies with neonatal and paediatric populations reporting monitoring and alarm practices; and interventional studies reporting the success of alarm safety interventions were included. The quality of the included studies was assessed using the mixed methods appraisal tool.

Results

The search yielded 37 studies of acceptable quality. The majority explored alarm burden associated with physiological monitoring (n = 35; 95%). Alarm definitions were reported in 46% (n = 17) of studies, and commonly included what constituted actionable and non-actionable alarms. While 32% (n = 12) of studies considered alarms in relation to clinical outcomes surrounding patient safety, clinician response to alarms was only reported in 19% (n = 7) of studies. Alarm and monitoring interventions were assessed in 51% (n = 19) of included studies, with categorization into six domains: changing alarm parameters, clinician education, communication and planning, technology, alarm ordering and standardization or guidelines.

Conclusion

This review has demonstrated the enormity of alarms in clinical settings, heterogeneity of alarm definitions and outlined interventions associated with alarm burden and patient safety.

Implication for the Profession/Patient Care

Strategies to ensure appropriate alarm limits are set and clinicians are empowered through education to recognize and respond appropriately to alarms can maximize patient safety.

Reporting Method

This review adheres to the preferred reporting items for systematic reviews and meta-analysis protocols extension for scoping reviews.

Patient or Public Contribution

No patient or public contribution.

Rapid response teams and recommended ward-based management of acute deterioration: a single-centre retrospective cohort study in an inner-city London (UK) teaching hospital

Por: Hadfield · S. · Zentar · M. · McPhail · M. · Helme · E. · Broderick · R. · Logan · F. · Loveridge · R. · Madine · E. · Vining · I. · Wendon · J. · Metaxa · V. · Hadfield · D.
Objectives 

  • To describe the associations between Rapid Response Team (RRT) patient review and other predefined clinical management actions, with risk of in-hospital cardiac arrest and in-hospital mortality in the first unplanned admission (UPA) to the adult intensive care unit (ICU) from the ward environment for each patient.

  • To describe a novel RRT assessment tool for ward-based care for patients who were deteriorating.

  • Design

    A retrospective cohort study.

    Setting

    A large multispecialty, tertiary referral and teaching hospital in England, UK.

    Participants

    The study included 3175 consecutive adult ICU UPAs from hospital wards over a 6-year period (2014–2019).

    Outcome measures

    Ward-based management of deterioration prior to ICU admission was assessed by the RRT, using a scored checklist—the UPA score. Admissions were compared in two groups according to their exposure to an RRT review in the 72 hours before ICU admission. Associations with in-hospital cardiac arrest within 24 hours before ICU admission and all-cause in-hospital mortality were estimated, using unadjusted and adjusted odds ratios (aORs) with 95%CI.

    Results

    RRT review occurred in 1413 (44.5%) admissions and was associated with reduced odds of in-hospital cardiac arrest (aOR 0.51; 95% CI 0.36 to 0.78; p

    Conclusions and relevance

    An RRT review in the 72 hours prior to ICU admission was associated with reduced odds of in-hospital cardiac arrest but did not impact in-hospital mortality. Higher UPA scores were associated with increased incidence of both in-hospital cardiac arrest and in-hospital mortality. In addition, this study describes a novel and adaptable RRT scoring tool (the UPA score) for safety monitoring and quality improvement.

    Cardiometabolic function in Offspring, Mother and Placenta after Assisted Reproductive Technology (COMPART): a prospective cohort study

    Por: Kjaer · A. S. L. · Vestager · M. L. · Blixenkrone-Moller · E. · Asserhoj · L. L. · Kloppenborg · J. T. · Lossl · K. · Ekelund · C. K. · Rode · L. · Hjort · L. · Hoffmann · E. R. · Lyng Forman · J. · Beck Jensen · R. · Pinborg · A.
    Introduction

    The Cardiometabolic function in Offspring, Mother and Placenta after Assisted Reproductive Technology (COMPART) study is a prospective cohort study aiming to explore health outcomes in mothers and children following assisted reproductive technology (ART), with a particular focus on frozen embryo transfer (FET) versus fresh embryo transfer (fresh-ET). The increasing prevalence of ART and FET emphasises the need to assess potential health risks associated with the procedures, both in pregnancy, such as pre-eclampsia and large for gestational age offspring, and in the children, such as obesity and cardiometabolic dysfunction.

    Methods and analysis

    The cohort will include 600 pregnant women, their potential partner and their offspring in a 1:1:1 ratio of pregnancies achieved after ART with FET, ART with fresh-ET and women who conceived naturally. The study will involve extensive data collection from electronic medical records; parental questionnaires; biochemical, genetic and epigenetic analyses in blood, urine and placental tissue; and medical imaging (fetal ultrasound and PEA POD scan) and clinical examinations. Outcomes are grouped into six work packages (WPs) related to fetal growth (WP1), pregnancy (WP2), placenta (WP3), offspring (WP4), genetics (WP5) and epigenetics (WP6).

    Ethics and dissemination

    The COMPART study aims to provide valuable insights into the impact of ART and FET on maternal and offspring health and the underlying mechanisms responsible. The study seeks to advance reproductive medicine, shape clinical practice and guidelines and ultimately ensure maternal-fetal health following ART. The study has been approved by the Danish Ethics Committee (H-23071266; February 2024).

    Trial registration number

    NCT06334003

    Dimensiones del cuidado de las familias migrantes venezolanas residentes en Colombia

    El presente artículo describe las dimensiones del cuidado que se estructuran alrededor de la creación y consolidación de las redes tanto sociales como familiares de los ciudadanos migrantes venezolanas residentes en Colombia. Se desarrolló una investigación cualitativa con un enfoque hermenéutico interpretativo, se empleó como técnica de investigación la entrevista en profundidad. En total se entrevistaron 48 migrantes venezolanos. El 48 % se encontraban de manera irregular en Colombia y un 52% de manera regular. Se identificaron cuatro dimensiones que posibilitan el cuidado en la familia migrante, la dimensión del cuidado residencial; la dimensión del cuidado de la salud familiar; la dimensión del cuidado reproductivo y la dimensión del cuidado emocional que se estructuran alrededor de la creación y consolidación de las redes tanto sociales como familiares.  

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