11 research outputs found

    Reducing the environmental impact of surgery on a global scale: systematic review and co-prioritization with healthcare workers in 132 countries

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    Abstract Background Healthcare cannot achieve net-zero carbon without addressing operating theatres. The aim of this study was to prioritize feasible interventions to reduce the environmental impact of operating theatres. Methods This study adopted a four-phase Delphi consensus co-prioritization methodology. In phase 1, a systematic review of published interventions and global consultation of perioperative healthcare professionals were used to longlist interventions. In phase 2, iterative thematic analysis consolidated comparable interventions into a shortlist. In phase 3, the shortlist was co-prioritized based on patient and clinician views on acceptability, feasibility, and safety. In phase 4, ranked lists of interventions were presented by their relevance to high-income countries and low–middle-income countries. Results In phase 1, 43 interventions were identified, which had low uptake in practice according to 3042 professionals globally. In phase 2, a shortlist of 15 intervention domains was generated. In phase 3, interventions were deemed acceptable for more than 90 per cent of patients except for reducing general anaesthesia (84 per cent) and re-sterilization of ‘single-use’ consumables (86 per cent). In phase 4, the top three shortlisted interventions for high-income countries were: introducing recycling; reducing use of anaesthetic gases; and appropriate clinical waste processing. In phase 4, the top three shortlisted interventions for low–middle-income countries were: introducing reusable surgical devices; reducing use of consumables; and reducing the use of general anaesthesia. Conclusion This is a step toward environmentally sustainable operating environments with actionable interventions applicable to both high– and low–middle–income countries

    Reducing the environmental impact of surgery on a global scale: systematic review and co-prioritization with healthcare workers in 132 countries

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    Background Healthcare cannot achieve net-zero carbon without addressing operating theatres. The aim of this study was to prioritize feasible interventions to reduce the environmental impact of operating theatres. Methods This study adopted a four-phase Delphi consensus co-prioritization methodology. In phase 1, a systematic review of published interventions and global consultation of perioperative healthcare professionals were used to longlist interventions. In phase 2, iterative thematic analysis consolidated comparable interventions into a shortlist. In phase 3, the shortlist was co-prioritized based on patient and clinician views on acceptability, feasibility, and safety. In phase 4, ranked lists of interventions were presented by their relevance to high-income countries and low–middle-income countries. Results In phase 1, 43 interventions were identified, which had low uptake in practice according to 3042 professionals globally. In phase 2, a shortlist of 15 intervention domains was generated. In phase 3, interventions were deemed acceptable for more than 90 per cent of patients except for reducing general anaesthesia (84 per cent) and re-sterilization of ‘single-use’ consumables (86 per cent). In phase 4, the top three shortlisted interventions for high-income countries were: introducing recycling; reducing use of anaesthetic gases; and appropriate clinical waste processing. In phase 4, the top three shortlisted interventions for low–middle-income countries were: introducing reusable surgical devices; reducing use of consumables; and reducing the use of general anaesthesia. Conclusion This is a step toward environmentally sustainable operating environments with actionable interventions applicable to both high– and low–middle–income countries

    Prevalence, associated factors and outcomes of pressure injuries in adult intensive care unit patients: the DecubICUs study

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    Funder: European Society of Intensive Care Medicine; doi: http://dx.doi.org/10.13039/501100013347Funder: Flemish Society for Critical Care NursesAbstract: Purpose: Intensive care unit (ICU) patients are particularly susceptible to developing pressure injuries. Epidemiologic data is however unavailable. We aimed to provide an international picture of the extent of pressure injuries and factors associated with ICU-acquired pressure injuries in adult ICU patients. Methods: International 1-day point-prevalence study; follow-up for outcome assessment until hospital discharge (maximum 12 weeks). Factors associated with ICU-acquired pressure injury and hospital mortality were assessed by generalised linear mixed-effects regression analysis. Results: Data from 13,254 patients in 1117 ICUs (90 countries) revealed 6747 pressure injuries; 3997 (59.2%) were ICU-acquired. Overall prevalence was 26.6% (95% confidence interval [CI] 25.9–27.3). ICU-acquired prevalence was 16.2% (95% CI 15.6–16.8). Sacrum (37%) and heels (19.5%) were most affected. Factors independently associated with ICU-acquired pressure injuries were older age, male sex, being underweight, emergency surgery, higher Simplified Acute Physiology Score II, Braden score 3 days, comorbidities (chronic obstructive pulmonary disease, immunodeficiency), organ support (renal replacement, mechanical ventilation on ICU admission), and being in a low or lower-middle income-economy. Gradually increasing associations with mortality were identified for increasing severity of pressure injury: stage I (odds ratio [OR] 1.5; 95% CI 1.2–1.8), stage II (OR 1.6; 95% CI 1.4–1.9), and stage III or worse (OR 2.8; 95% CI 2.3–3.3). Conclusion: Pressure injuries are common in adult ICU patients. ICU-acquired pressure injuries are associated with mainly intrinsic factors and mortality. Optimal care standards, increased awareness, appropriate resource allocation, and further research into optimal prevention are pivotal to tackle this important patient safety threat

    Aplicaciones de la formulación geométrica de la Mecånica Cuåntica. Evolución Markoviana en sistemas cuånticos abiertos

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    En este trabajo, vamos a desarrollar un caso de dinĂĄmica perteneciente a lo que se conoce como sistemas cuĂĄnticos Markovianos . Tales sistemas son el resultado de aplicar una cierta hipĂłtesis de simplificaciĂłn sobre otro tipo de sistemas, los sistemas cuĂĄnticos abiertos . Nuestro objetivo serĂĄ introducir la teorĂ­a general que gobierna estos sistemas abiertos, para lo cual recordaremos algunos de los resultados mĂĄs importantes acerca de los bien conocidos sistemas cerrados. Tras ello introduciremos la definiciĂłn de sistema cuĂĄntico abierto y generalizaremos a ellos tales resultados. Por Ășltimo, introduciremos la idea de aplicaciĂłn dinĂĄmica universal y la aproximaciĂłn Markoviana. Traduciremos estos resultados a lenguaje geomĂ©trico y realizaremos como aplicaciĂłn un estudio del sistema de 3 niveles. Finalmente, estudiaremos estudiaremos en este contexto el problema de control cuĂĄntico conocido como enfriamiento por lĂĄser

    AnĂĄlisis del discurso y semiĂłtica de la cultura: perspectivas analĂ­ticas para el tercer milenio Tomo II. Num. 25 (2002) Vol. 9 mayo-agosto. Cuicuilco Revista de la Escuela Nacional de AntropologĂ­a e Historia

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    - PresentaciĂłn, por Julieta Haidar Espiridao - Dossier: - Intersemiosis y traducciĂłn intersemiĂłtica, por Peeter Torop - = La comprensiĂłn, la incomprensiĂłn y la autocomprensiĂłn, por Eero Tarasti - Alteridad y semiĂłtica visual: ustedes indios, nosotros ladinos, por Graciela SĂĄnchez Guevara - El discurso semiĂłtico de la identidad en los museos comunitarios de Oaxaca, por Lilly GonzĂĄlez Cirimele - De arpĂ­a a parĂĄsito: la insolidaridad intergeneracional en los mitos andinos, por Nestor Godofredo Taipe - El Centro HistĂłrico como espacio semiĂłtico. Planteamientos iniciales, por Pedro Paz Arellano - El ZĂłcalo como texto cultural, por Obed Arango Hisijara - Entre el giro lingĂŒĂ­stico y el guiño hermenĂ©utico: tĂłpicos y competencia en la semiĂłtica musical actual, por RubĂ©n LĂłpez Cano - Entre imĂĄgenes sonoras y sonidos de vanguardia. SemiĂłtica de la producciĂłn musical, por Dolores ChĂĄvez GarcĂ­a - El estudio de los objetos y la semiĂłtica, por Alfredo Cid Jurado - SemiĂłtica de una prĂĄctica cultural. El tatuaje, por Nelson Álvarez Licona y MarĂ­a de la Luz Sevilla - MiscelĂĄnea: La historiografĂ­a occidental en el año 2002. Elementos para un balance global, por Carlos Antonio Aguirre Rojas - ConstrucciĂłn cotidiana de las territorialidades vecinales y barriales, por MarĂ­a Gracia Castillo - La cueva del rĂ­o San JerĂłnimo: anĂĄlisis e interpretaciĂłn de su arte rupestre, por Roberto MartĂ­nez GonzĂĄlez - De la hacienda al ejido a travĂ©s de una historia de vida, por Gustavo Barrientos y Carlos GutiĂ©rrez - Tezcatlipoca-OmacĂĄtl, el comensal imprevisible, por Michel Graulich - El sindicalismo mexicano frente a la Reforma del Estado, por Gabriel PĂ©rez PĂ©rez
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