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1.
Proc Natl Acad Sci U S A ; 121(29): e2401814121, 2024 Jul 16.
Artigo em Inglês | MEDLINE | ID: mdl-38950358

RESUMO

Protected areas can conserve wildlife and benefit people when managed effectively. African governments increasingly delegate the management of protected areas to private, nongovernmental organizations, hoping that private organizations' significant resources and technical capacities actualize protected areas' potential. Does private sector management improve outcomes compared to a counterfactual of government management? We leverage the transfer of management authority from governments to African Parks (AP)-the largest private manager of protected areas in Africa-to show that private management significantly improves wildlife outcomes via reduced elephant poaching and increased bird abundances. Our results also suggest that AP's management augments tourism, while the effect on rural wealth is inconclusive. However, AP's management increases the risk of armed groups targeting civilians, which could be an unintended outcome of AP's improved monitoring and enforcement systems. These findings reveal an intricate interplay between conservation, economic development, and security under privately managed protected areas in Africa.


Assuntos
Animais Selvagens , Conservação dos Recursos Naturais , Setor Privado , Turismo , Conservação dos Recursos Naturais/métodos , Animais , África , Humanos , Elefantes , Aves , Parques Recreativos
2.
Proc Natl Acad Sci U S A ; 121(5): e2215685121, 2024 Jan 30.
Artigo em Inglês | MEDLINE | ID: mdl-38227646

RESUMO

Future climate change can cause more days with poor air quality. This could trigger more alerts telling people to stay inside to protect themselves, with potential consequences for health and health equity. Here, we study the change in US air quality alerts over this century due to fine particulate matter (PM2.5), who they may affect, and how they may respond. We find air quality alerts increase by over 1 mo per year in the eastern United States by 2100 and quadruple on average. They predominantly affect areas with high Black populations and leakier homes, exacerbating existing inequalities and impacting those less able to adapt. Reducing emissions can offer significant annual health benefits ($5,400 per person) by mitigating the effect of climate change on air pollution and its associated risks of early death. Relying on people to adapt, instead, would require them to stay inside, with doors and windows closed, for an extra 142 d per year, at an average cost of $11,000 per person. It appears likelier, however, that people will achieve minimal protection without policy to increase adaptation rates. Boosting adaptation can offer net benefits, even alongside deep emission cuts. New adaptation policies could, for example: reduce adaptation costs; reduce infiltration and improve indoor air quality; increase awareness of alerts and adaptation; and provide measures for those working or living outdoors. Reducing emissions, conversely, lowers everyone's need to adapt, and protects those who cannot adapt. Equitably protecting human health from air pollution under climate change requires both mitigation and adaptation.


Assuntos
Poluentes Atmosféricos , Poluição do Ar em Ambientes Fechados , Poluição do Ar , Humanos , Estados Unidos , Modelos Teóricos , Poluição do Ar/análise , Material Particulado/análise , Mudança Climática , Poluentes Atmosféricos/análise
3.
Proc Natl Acad Sci U S A ; 120(40): e2216656120, 2023 Oct 03.
Artigo em Inglês | MEDLINE | ID: mdl-37751553

RESUMO

This Perspective evaluates recent progress in modeling nature-society systems to inform sustainable development. We argue that recent work has begun to address longstanding and often-cited challenges in bringing modeling to bear on problems of sustainable development. For each of four stages of modeling practice-defining purpose, selecting components, analyzing interactions, and assessing interventions-we highlight examples of dynamical modeling methods and advances in their application that have improved understanding and begun to inform action. Because many of these methods and associated advances have focused on particular sectors and places, their potential to inform key open questions in the field of sustainability science is often underappreciated. We discuss how application of such methods helps researchers interested in harnessing insights into specific sectors and locations to address human well-being, focus on sustainability-relevant timescales, and attend to power differentials among actors. In parallel, application of these modeling methods is helping to advance theory of nature-society systems by enhancing the uptake and utility of frameworks, clarifying key concepts through more rigorous definitions, and informing development of archetypes that can assist hypothesis development and testing. We conclude by suggesting ways to further leverage emerging modeling methods in the context of sustainability science.

4.
Proc Natl Acad Sci U S A ; 119(1)2022 01 04.
Artigo em Inglês | MEDLINE | ID: mdl-34983839

RESUMO

Most organisms grow in space, whether they are viruses spreading within a host tissue or invasive species colonizing a new continent. Evolution typically selects for higher expansion rates during spatial growth, but it has been suggested that slower expanders can take over under certain conditions. Here, we report an experimental observation of such population dynamics. We demonstrate that mutants that grow slower in isolation nevertheless win in competition, not only when the two types are intermixed, but also when they are spatially segregated into sectors. The latter was thought to be impossible because previous studies focused exclusively on the global competitions mediated by expansion velocities, but overlooked the local competitions at sector boundaries. Local competition, however, can enhance the velocity of either type at the sector boundary and thus alter expansion dynamics. We developed a theory that accounts for both local and global competitions and describes all possible sector shapes. In particular, the theory predicted that a slower on its own, but more competitive, mutant forms a dented V-shaped sector as it takes over the expansion front. Such sectors were indeed observed experimentally, and their shapes matched quantitatively with the theory. In simulations, we further explored several mechanisms that could provide slow expanders with a local competitive advantage and showed that they are all well-described by our theory. Taken together, our results shed light on previously unexplored outcomes of spatial competition and establish a universal framework to understand evolutionary and ecological dynamics in expanding populations.


Assuntos
Enterobacteriaceae/crescimento & desenvolvimento , Espécies Introduzidas , Modelos Biológicos , Biofilmes , Meios de Cultura , Enterobacteriaceae/genética , Mutação
5.
Trends Biochem Sci ; 45(3): 259-271, 2020 03.
Artigo em Inglês | MEDLINE | ID: mdl-31866305

RESUMO

Eukaryotic protein kinases (EPKs) catalyze the transfer of a phosphate group onto another protein in response to appropriate regulatory cues. In doing so, they provide a primary means for cellular information transfer. Consequently, EPKs play crucial roles in cell differentiation and cell-cycle progression, and kinase dysregulation is associated with numerous disease phenotypes including cancer. Nonnative cues for synthetically regulating kinases are thus much sought after, both for dissecting cell signaling pathways and for pharmaceutical development. In recent years advances in protein engineering and sequence analysis have led to new approaches for manipulating kinase activity, localization, and in some instances specificity. These tools have revealed fundamental principles of intracellular signaling and suggest paths forward for the design of therapeutic allosteric kinase regulators.


Assuntos
Neoplasias/metabolismo , Engenharia de Proteínas , Proteínas Quinases/metabolismo , Regulação Alostérica , Eucariotos/enzimologia , Humanos , Neoplasias/patologia , Proteínas Quinases/química , Análise de Sequência de Proteína , Transdução de Sinais
6.
Cancer Causes Control ; 35(4): 611-622, 2024 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-37979072

RESUMO

PURPOSE: Be Well Communities™ is MD Anderson's signature place-based approach for cancer prevention and control, working with communities to promote wellness and address modifiable risk factors for cancer. The purpose of this paper is to describe implementation of the planning phase of the Be Well Communities model in Acres Homes which began in 2019. METHODS: A community advisory group (Steering Committee) including residents, non-profit organizations, health care partners, city and county agencies, plus other stakeholders, was convened and aligned through a structured process to develop shared goals, foster multisector collaboration, as measured by a stakeholder survey administered twice, and enhance community capacity to improve health outcomes through development of a Community Action Plan. RESULTS: Clear, achievable goals were developed, multisector collaboration was enhanced, and more than 400 h of capacity building support led to a Community Action Plan initially focused on healthy eating and active living, including 15 evidence-based interventions led by 18 organizations. The majority (93%) of the Steering Committee reports that this plan reflects community priorities and will reach the residents most in need. CONCLUSION: By listening and developing trust, the Be Well Communities team successfully worked with Acres Homes residents and organizations to enhance community capacity to address health inequities in one of Houston's most diverse and historic communities.


Assuntos
Desigualdades de Saúde , Neoplasias , Humanos
7.
Psychol Med ; 54(8): 1787-1795, 2024 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-38197145

RESUMO

BACKGROUND: Individual placement and support (IPS) is an evidence-based practice that helps individuals with mental illness gain and retain employment. IPS was implemented for young adults at a municipality level through a cross-sectoral collaboration between specialist mental healthcare, primary mental healthcare, and the government funded employment service (NAV). We investigated whether IPS implementation had a causal effect on employment outcomes for all young adults in receipt of a temporary health-related rehabilitation (work assessment allowance, WAA) welfare benefit, measured at the societal level compared to municipalities that did not implement IPS. METHOD: We used a difference in differences design to estimate the effects of IPS implementation on the outcome of workdays per year using longitudinal registry data. We estimate the average effect of being exposed to IPS implementation during four-years of implementation compared to ten control municipalities without IPS for all WAA recipients. RESULTS: We found a significant, positive, causal effect on societal level employment outcomes of 5.6 (p = 0.001, 95% CI 2.7-8.4) increased workdays per year per individual, equivalent to 12.7 years of increased work in the municipality where IPS was implemented compared to municipalities without IPS. Three years after initial exposure to IPS implementation individuals worked, on average, 10.5 more days per year equating to 23.8 years of increased work. CONCLUSIONS: Implementing IPS as a cross sectoral collaboration at a municipality level has a significant, positive, causal, societal impact on employment outcomes for all young adults in receipt of a temporary health-related rehabilitation welfare benefit.


Assuntos
Readaptação ao Emprego , Transtornos Mentais , Humanos , Masculino , Feminino , Adulto Jovem , Adulto , Transtornos Mentais/reabilitação , Reabilitação Vocacional/métodos , Emprego/estatística & dados numéricos , Seguridade Social , Adolescente , Estudos Longitudinais
8.
J Magn Reson Imaging ; 2024 Feb 12.
Artigo em Inglês | MEDLINE | ID: mdl-38345143

RESUMO

BACKGROUND: Multiparametric MRI (mpMRI) has shown a substantial impact on prostate cancer (PCa) diagnosis. However, the understanding of the spatial correlation between mpMRI performance and PCa location is still limited. PURPOSE: To investigate the association between mpMRI performance and tumor spatial location within the prostate using a prostate sector map, described by Prostate Imaging Reporting and Data System (PI-RADS) v2.1. STUDY TYPE: Retrospective. SUBJECTS: One thousand one hundred forty-three men who underwent mpMRI before radical prostatectomy between 2010 and 2022. FIELD STRENGTH/SEQUENCE: 3.0 T. T2-weighted turbo spin-echo, a single-shot spin-echo EPI sequence for diffusion-weighted imaging, and a gradient echo sequence for dynamic contrast-enhanced MRI sequences. ASSESSMENT: Integrated relative cancer prevalence (rCP), detection rate (DR), and positive predictive value (PPV) maps corresponding to the prostate sector map for PCa lesions were created. The relationship between tumor location and its detection/missing by radiologists on mpMRI compared to WMHP as a reference standard was investigated. STATISTICAL TESTS: A weighted chi-square test was performed to examine the statistical differences for rCP, DR, and PPV of the aggregated sectors within the zone, anterior/posterior, left/right prostate, and different levels of the prostate with a statistically significant level of 0.05. RESULTS: A total of 1665 PCa lesions were identified in 1143 patients, and from those 1060 lesions were clinically significant (cs)PCa tumors (any Gleason score [GS] ≥7). Our sector-based analysis utilizing weighted chi-square tests suggested that the left posterior part of PZ had a high likelihood of missing csPCa lesions at a DR of 67.0%. Aggregated sector analysis indicated that the anterior or apex locations in PZ had the significantly lowest csPCa detection at 67.3% and 71.5%, respectively. DATA CONCLUSION: Spatial characteristics of the per-lesion-based mpMRI performance for diagnosis of PCa were studied. Our results demonstrated that there is a spatial correlation between mpMRI performance and locations of PCa on the prostate. EVIDENCE LEVEL: 4 TECHNICAL EFFICACY: Stage 2.

9.
Malar J ; 23(1): 41, 2024 Feb 06.
Artigo em Inglês | MEDLINE | ID: mdl-38321459

RESUMO

BACKGROUND: An estimated 50% of suspected malaria cases in sub-Saharan Africa first seek care in the private sector, especially in private medicine retail outlets. Quality of care in these outlets is generally unknown but considered poor with many patients not receiving a confirmatory diagnosis or the recommended first-line artemisinin-based combination therapy (ACT). In 2010, a subsidy pilot scheme, the Affordable Medicines Facility malaria, was introduced to crowd out the use of monotherapies in favour of WHO-pre-qualified artemisinin-based combinations (WHO-PQ-ACTs) in the private health sector. The scheme improved the availability, market share, and cost of WHO-PQ-ACTs in countries like Nigeria and Uganda, but in 2018, the subsidies were halted in Nigeria and significantly reduced in Uganda. This paper presents findings from six retail audit surveys conducted from 2014 to 2021 in Nigeria and Uganda to assess whether the impact of subsidies on the price, availability, and market share of artemisinin-based combinations has been sustained after the subsidies were reduced or discontinued. METHODS: Six independent retail audits were conducted in private medicine retail outlets, including pharmacies, drug shops, and clinics in Nigeria (2016, 2018, 2021), and Uganda (2014, 2019, 2020) to assess the availability, price, and market share of anti-malarials, including WHO-PQ-ACTs and non-WHO-PQ-ACTs, and malaria rapid diagnostic tests (RDTs). RESULTS: Between 2016 and 2021, there was a 57% decrease in WHO-PQ-ACT availability in Nigeria and a 9% decrease in Uganda. During the same period, non-WHO-PQ-ACT availability increased in Nigeria by 41% and by 34% in Uganda. The price of WHO-PQ-ACTs increased by 42% in Nigeria to $0.68 and increased in Uganda by 24% to $0.95. The price of non-WHO-PQ-ACTs decreased in Nigeria by 26% to $1.08 and decreased in Uganda by 64% to $1.23. There was a 76% decrease in the market share of WHO-PQ-ACTs in Nigeria and a 17% decrease in Uganda. Malaria RDT availability remained low throughout. CONCLUSION: With the reduction or termination of subsidies for WHO-PQ-ACTs in Uganda and Nigeria, retail prices have increased, and retail prices of non-WHO-PQ-ACTs decreased, likely contributing to a shift of higher availability and increased use of non-WHO-PQ-ACTs.


Assuntos
Antimaláricos , Artemisininas , Malária , Humanos , Uganda , Nigéria , Artemisininas/uso terapêutico , Setor Privado , Malária/diagnóstico , Antimaláricos/uso terapêutico
10.
Infection ; 52(4): 1407-1414, 2024 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-38478255

RESUMO

PURPOSE: Outpatient parenteral antimicrobial therapy (OPAT) offers several key advantages, including enhanced patient quality of life, reduced healthcare costs, and a potential reduction of nosocomial infections. It is acknowledged for its safety and effectiveness. This study provides the first systematic clinical data for Germany, where OPAT has not yet been widely adopted. The aim is to establish a foundational reference point for further research and integration of OPAT into the German healthcare system. METHODS: This prospective observational study descriptively analyses data obtained from a cohort of patients receiving OPAT. Both in- and outpatients from all medical specialties could be recruited. Patients administered the anti-infective medications themselves at home using elastomeric pumps. RESULTS: 77 patients received OPAT, with a median duration of 15 days and saving 1782 inpatient days. The most frequently treated entities were orthopaedic infections (n = 20, 26%), S. aureus bloodstream infection (n = 16, 21%) and infectious endocarditis (n = 11, 14%). The most frequently applied drugs were flucloxacillin (n = 18, 23%), penicillin G (n = 13, 17%) and ceftriaxone (n = 10; 13%). Only 5% of patients (n = 4) reported to have missed more than one outpatient dose (max. 3 per patient). Only one catheter-related adverse event required medical intervention, and there were no catheter-related infections. CONCLUSION: The study demonstrates that OPAT can be safely conducted in Germany. In preparation for its broader implementation, crucial next steps include creating medical guidelines, fostering interdisciplinary and inter-sectoral communication, as well as creating financial and structural regulations that facilitate and encourage the adoption of OPAT. TRIAL REGISTRATION NUMBER: NCT04002453.


Assuntos
Assistência Ambulatorial , Humanos , Alemanha , Masculino , Feminino , Pessoa de Meia-Idade , Idoso , Estudos Prospectivos , Adulto , Estudos de Coortes , Idoso de 80 Anos ou mais , Resultado do Tratamento , Pacientes Ambulatoriais/estatística & dados numéricos , Anti-Infecciosos/administração & dosagem , Anti-Infecciosos/uso terapêutico , Antibacterianos/administração & dosagem , Antibacterianos/uso terapêutico , Infusões Parenterais , Adulto Jovem
11.
BMC Infect Dis ; 24(1): 798, 2024 Aug 08.
Artigo em Inglês | MEDLINE | ID: mdl-39118040

RESUMO

BACKGROUND: Tuberculosis (TB) infectiousness decreases significantly with only a few days of treatment, but delayed diagnosis often leads to late treatment initiation. We conducted a sequential explanatory mixed methods study to understand the barriers and facilitators to prompt diagnosis among people with TB. METHODS: We enrolled 100 adults who started TB treatment in the Carabayllo district of Lima, Peru, between November 2020 and February 2022 and administered a survey about their symptoms and healthcare encounters. We calculated total diagnostic delay as time from symptom onset to diagnosis. We conducted semi-structured interviews of 26 participants who had a range of delays investigating their experience navigating the health system. Interview transcripts were inductively coded for concepts related to diagnostic barriers and facilitators. RESULTS: Overall, 38% of participants sought care first from public facilities and 42% from the private sector. Only 14% reported being diagnosed with TB on their first visit, and participants visited a median of 3 (interquartile range [IQR] health facilities before diagnosis. The median total diagnostic delay was 9 weeks (interquartile range [IQR] 4-22), with a median of 4 weeks (IQR 0-9) before contact with the health system and of 3 weeks (IQR 0-9) after. Barriers to prompt diagnosis included participants attributing their symptoms to an alternative cause or having misconceptions about TB, and leading them to postpone seeking care. Once connected to care, variations in clinical management, health facility resource limitations, and lack of formal referral processes contributed to the need for multiple healthcare visits before obtaining a diagnosis. Facilitators to prompt diagnosis included knowing someone with TB, supportive friends and family, referral documents, and seeing a pulmonologist. CONCLUSIONS: Misinformation about TB among people with TB and providers, poor accessibility of health services, and the need for multiple encounters to obtain diagnostic tests were major factors leading to delays. Extending the hours of operation of public health facilities, improving community awareness and provider training, and creating a formal referral process between the public and private sectors should be priorities in the efforts to combat TB.


Assuntos
Diagnóstico Tardio , Tuberculose , Humanos , Peru , Adulto , Masculino , Feminino , Diagnóstico Tardio/estatística & dados numéricos , Tuberculose/diagnóstico , Pessoa de Meia-Idade , Acessibilidade aos Serviços de Saúde , Adulto Jovem , Aceitação pelo Paciente de Cuidados de Saúde/estatística & dados numéricos , Inquéritos e Questionários
12.
Int J Equity Health ; 23(1): 148, 2024 Jul 30.
Artigo em Inglês | MEDLINE | ID: mdl-39080665

RESUMO

BACKGROUND: Existing evidence suggests that organisation-level policies are important in enabling gender equality and equity in the workplace. However, there is little research exploring the knowledge of health sector employees on whether policies and practices to advance women's career progression exist in their organisations. In this qualitative study, we explored the knowledge and perspectives of health managers on which of their organisations' workplace policies and practices contribute to the career advancement of women and their knowledge of how such policies and practices are implemented and monitored. METHODS: We employed a purposive sampling method to select the study participants. The study adopted qualitative approaches to gain nuanced insights from the 21 in-depth interviews and key informant interviews that we conducted with health managers working in public and private health sector organisations. We conducted a thematic analysis to extract emerging themes relevant to advancing women's career progression in Kenya's health sector. RESULTS: During the interviews, only a few managers cited the policies and practices that contribute to women's career advancement. Policies and practices relating to promotion and flexible work schedules were mentioned most often by these managers as key to advancing women's career progression. For instance, flexible work schedules were thought to enable women to pursue further education which led to promotion. Some female managers felt that women were promoted to leadership positions only when running women-focused programs. There was little mention of capacity-building policies like training and mentorship. The health managers reported how policies and practices are implemented and monitored in general, however, they did not state how this is done for specific policies and practices. For the private sector, the health managers stated that implementation and monitoring of these policies and practices is conducted at the institutional level while for the public sector, this is done at the national or county level. CONCLUSIONS: We call upon health-sector organisations in Kenya to offer continuous policy sensitisation sessions to their staff and be deliberate in having supportive policies and other pragmatic interventions beyond policies such as training and mentorship that can enable women's career progression.


Assuntos
Mobilidade Ocupacional , Pesquisa Qualitativa , Local de Trabalho , Humanos , Quênia , Feminino , Local de Trabalho/psicologia , Política Organizacional , Equidade de Gênero , Adulto , Pessoa de Meia-Idade , Entrevistas como Assunto
13.
Int J Equity Health ; 23(1): 101, 2024 May 17.
Artigo em Inglês | MEDLINE | ID: mdl-38760667

RESUMO

BACKGROUND: More than half of the people with Tuberculosis (TB) symptoms in India seek care from the private sector. People with TB getting treatment from private sector in India are considered to be at a higher risk for receiving suboptimal quality of care in terms of incorrect diagnosis and treatment, lack of treatment adherence support with a high loss to follow-up rate that could eventually increase their risk of drug resistance. The current study aims at documenting the approach and efforts taken by the Kerala state to partner with the private health care delivery providers for ensuring quality TB care to the people with presumed TB reaching them. METHODS: A case study approach was adopted with review of all available literature followed by five Key Informant Interviews to understand the case through a primary descriptive exploration. Grounded theory approach was used to generating the single theory of the case itself that explains it. RESULTS: Kerala state has taken a variety of interventions to ensure universal access to TB care for citizens reaching the private sector with documented improvement in the quality of TB care. Key learnings from these initiatives were (i) patients need to be at the centre of partnerships, (ii) good governance is essential for ensuring Universal Health Coverage in a mixed health system, (iii) data intelligence is required to guide partnerships, (iv) identification of the correct 'problems' is crucial for effective design of partnerships and (v) a platform for meaningful dialogue of key stakeholders is needed. CONCLUSION: Kerala experience demonstrated that if governments take a proactive role in engaging the private sector, in an informed and evidence-based way, they can leverage the advantages of the private sector while protecting the public health interest.


Assuntos
Acessibilidade aos Serviços de Saúde , Setor Privado , Qualidade da Assistência à Saúde , Tuberculose , Humanos , Índia , Tuberculose/terapia , Acessibilidade aos Serviços de Saúde/normas , Qualidade da Assistência à Saúde/normas , Cobertura Universal do Seguro de Saúde , Parcerias Público-Privadas
14.
Eur J Clin Pharmacol ; 80(8): 1197-1207, 2024 Aug.
Artigo em Inglês | MEDLINE | ID: mdl-38656416

RESUMO

PURPOSE: In many countries, outpatient and inpatient care are separated. During hospitalization, therefore, switching the outpatient medication to medication of the hospital formulary is required. METHODS: We newly designed a switching algorithm in six switching steps (S0-S5) and conducted a study at Bundeswehr Hospital Hamburg (300 beds, 80% civilians). We performed (i) a medication reconciliation to obtain information on outpatient medications and (ii) a medication review to solve drug-related-problems, e.g., drug-drug interactions. We applied (iii) the algorithm to switch medications to the hospital formulary. RESULTS: (i) We identified 475 outpatient medications (median per patient: 4; Q25/Q75 2/7) in 100 patients consecutively admitted to hospital (median age: 71; Q25/Q75: 64/80 years). Of 475 medications, the switching algorithm could not be used since product names were missing in 23.9% and strength in 1.7%. In 3.2%, switching was not required since medication was not prescribed during the hospital stay. (ii) Drug-drug interactions were identified in 31 of 79 patients with more than one medication. (iii) Of 475 medications, 18.5% were on the hospital formulary and therefore did not need to be  switched (S0), 0.2% were on a substitution-exclusion list not allowing switching (S1), 42.0% were switched to a generic medication of the hospital formulary (S2), 1.7% to a therapeutically equivalent medication (S3), 0.4% were patient-individually switched (S4), and for 8.2% a standardized/patient-individual switching was not possible (S5). CONCLUSIONS: Despite comprehensive medication reconciliation, patient- and medication-related information for switching medications to the hospital formulary was often missing. Once all the necessary information was available, standardized switching could be easily carried out according to a newly developed switching algorithm.


Assuntos
Algoritmos , Interações Medicamentosas , Formulários de Hospitais como Assunto , Reconciliação de Medicamentos , Humanos , Idoso , Pessoa de Meia-Idade , Masculino , Feminino , Idoso de 80 Anos ou mais , Reconciliação de Medicamentos/métodos , Estudos Prospectivos , Pacientes Ambulatoriais , Hospitalização , Substituição de Medicamentos
15.
Environ Res ; 244: 117858, 2024 Mar 01.
Artigo em Inglês | MEDLINE | ID: mdl-38086500

RESUMO

The solid waste management (SWM) system is in a transitional phase in developing economies, and local municipalities and waste management companies are stepping toward integrating a waste treatment approach in the scheme of waste handling. However, there is an urgent need to explore cost-effective techniques, models, and potential revenue streams to sustain the state-run waste sector self-sufficiently. The proposed SWM model aims to support the local waste sector in Islamabad, the capital city of Pakistan, with 100% service area coverage to attain environmental and economic sustainability by defining dedicated waste collection streams to ensure quality material recovery under a cost-effective approach and modality. The innovative approach is applied to allocate the tonnage to various streams as per the city's current land use plan. The estimated/cost of the cleanliness services will be USD13.1 million per annum with an estimated per ton cost of USD 23. The establishment of the proposed material recovery facility (MRF) will process about 500 t/d of waste to produce 45 t/d compost and recover 130 t/d of recyclables. The environmentally friendly model saves 2.4 million tons of CO2‒eq/month from composting and recycling. The average economic potential from MRF and debris-crushing plants, including environmental benefit value, is calculated as USD 3.97 million annually. Recovery of services fee (70%) for various collection streams based on city land use and socio-economic conditions will generate revenue of USD 7.33 million annually. The total revenue will be USD 11.31 million (86% of total annual expenditures) to track the sector's self-sufficiency. To successfully reach the Sustainable Development Goals (SDGs) and Nationally Determined Contributions (NDCs), engaging the private sector from environmentally advanced economies to collaborate in the waste sector to enhance local technical capabilities is recommended.


Assuntos
Eliminação de Resíduos , Gerenciamento de Resíduos , Resíduos Sólidos , Eliminação de Resíduos/métodos , Análise Custo-Benefício , Gerenciamento de Resíduos/métodos , Reciclagem , Cidades
16.
Environ Res ; 251(Pt 1): 118525, 2024 Jun 15.
Artigo em Inglês | MEDLINE | ID: mdl-38408629

RESUMO

Cheese whey (CW) and dairy manure (DM) are the main residues from the dairy industry, both of which can led to significant negative environment impacts if not properly managed. However, their combined anaerobic digestion represents an opportunity to obtain bioenergy and a stabilised material as a soil improver on the farm. Biochemical potential of methane (BMP) assays were carried out at psychrophilic conditions (20 °C) to analyse the influence on biomethane production of different CW:DM mixtures (% w/w) at different of inoculum-to-substrate ratios (ISR). Based on the BMP results, a life cycle assessment (LCA) of the cheese manufacturing process was carried out considering two scenarios (i) considering the current process, where propane gas and electricity are used for cheese production (ii) the incorporation of the biogas generated in the cheese production process in the company. BMP results showed that the best mixture between CW and DM was 65:35 (weight basis) at an organic load of 0.6 gVS/L (ISR of X). The LCA showed that CW and DM anaerobic digestion allowed to reduce the cheese manufacturing carbon footprint from through the substitution of propane by the biogas produced, changing from 5.5 to 3.1 kg CO2-eq/kg cheese produced, which indicates that according to the monthly production (633.6 kg) it would stop emitting about 1519 kg CO2-eq, i.e. a saving in terms of emissions of approximately 43,6% of the total currently generated.


Assuntos
Biocombustíveis , Queijo , Indústria de Laticínios , Esterco , Soro do Leite , Esterco/análise , Queijo/análise , Queijo/microbiologia , Anaerobiose , Biocombustíveis/análise , Soro do Leite/química , Metano/análise , Animais
17.
Environ Res ; 251(Pt 1): 118662, 2024 Jun 15.
Artigo em Inglês | MEDLINE | ID: mdl-38462079

RESUMO

This study addresses critical gaps in supply chain management (SCM) by integrating emission-risk minimization (ERM), green purchasing (GP), and profit maximization (PM). The research focuses on the optimal behaviors of manufacturers, agents, and retailers within the SCM framework to achieve carbon neutrality and reduce carbon dioxide emissions (CO2e). This study considers Guangdong province, China, a region facing challenges in optimizing energy systems and meeting CO2e reduction targets. Simulation-based optimization techniques within mathematical models are employed. A design of experiment (DOE) method was used to explore the dynamics of key variables in the SCM environment. Results reveal optimal behaviors for manufacturers, agents, and retailers, demonstrating the ideal values for profit and pricing decisions. Manufacturers optimize production quantity, achieving CO2e reduction and PM through ERM. Agents exhibit a strong commitment to GP practices, enhancing PM and carbon-neutral goals. Retailers get more PM than manufacturers and agents, contributing to a clean environment. Interestingly, retailers make contributions to the clean environment without considering ERM and GP in SCM. The study contributes novel insights by addressing the identified gap in SCM research, emphasizing the joint consideration of ERM, GP, and PM. This research assists manufacturers, agents, and retailers in terms of PM for economic objectives. It cleans the environment through carbon-neutral SCM in society.


Assuntos
Dióxido de Carbono , Tomada de Decisões , China , Dióxido de Carbono/análise , Poluição do Ar/prevenção & controle , Modelos Teóricos , Comércio
18.
BMC Psychiatry ; 24(1): 104, 2024 Feb 06.
Artigo em Inglês | MEDLINE | ID: mdl-38321443

RESUMO

BACKGROUND: Mental health rehabilitation services provide specialist treatment to people with particularly severe and complex problems. In 2018, the Care Quality Commission reported that over half the 4,400 mental health inpatient rehabilitation beds in England were provided by the independent sector. They raised concerns that the length of stay and cost of independent sector care was double that of the NHS and that their services tended to be provided much further from people's homes. However, there has been no research comparing the two sectors and we therefore do not know if these concerns are justified. The ACER Study (Assessing the Clinical and cost-Effectiveness of inpatient mental health Rehabilitation services provided by the NHS and independent sector) is a national programme of research in England, funded from 2021 to 2026, that aims to investigate differences in inpatient mental health rehabilitation provided by the NHS and independent sector in terms of: patient characteristics; service quality; patient, carer and staff experiences; clinical and cost effectiveness. METHODS: ACER comprises a:1) detailed survey of NHS and independent sector inpatient mental health rehabilitation services across England; 2) qualitative investigation of patient, family, staff and commissioners' experiences of the two sectors; 3) cohort study comparing clinical outcomes in the two sectors over 18 months; 4) comprehensive national comparison of inpatient service use in the two sectors, using instrumental variable analysis of routinely collected healthcare data over 18 months; 5) health economic evaluation of the relative cost-effectiveness of the two sectors. In Components 3 and 4, our primary outcome is 'successful rehabilitation' defined as a) being discharged from the inpatient rehabilitation unit without readmission and b) inpatient service use over the 18 months. DISCUSSION: The ACER study will deliver the first empirical comparison of the clinical and cost-effectiveness of NHS and independent sector inpatient mental health rehabilitation services. TRIAL REGISTRATION: ISRCTN17381762 retrospectively registered.


Assuntos
Reabilitação Psiquiátrica , Humanos , Medicina Estatal , Estudos de Coortes , Análise de Custo-Efetividade , Análise Custo-Benefício , Pacientes Internados
19.
Global Health ; 20(1): 62, 2024 Aug 02.
Artigo em Inglês | MEDLINE | ID: mdl-39095844

RESUMO

BACKGROUND: Cambodia's health sector faces significant challenges exacerbated by aid fragmentation, where development aid is dispersed among numerous small, uncoordinated projects. This study examines the distribution of health sector aid among Cambodia's principal donors to identify priorities, overlaps, and potential collaboration opportunities, addressing the urgent need for aid efficiency and alignment with national health priorities. METHODS: Utilizing OECD datasets and the Herfindahl-Hirschman Index (HHI) for the years 2010-2021, this study quantifies aid fragmentation within Cambodia's health sector. It analyzes aid allocations from the top five donors-United States, Australia, South Korea, Japan, and Germany-across various health projects and initiatives, evaluating the extent of fragmentation and identifying areas for potential donor collaboration. RESULTS: This study's findings highlight a pervasive issue of aid fragmentation within Cambodia's health sector, evident through the sector's low HHI score. This indicates a widespread distribution of aid across numerous small-scale initiatives, rather than targeted, unified efforts. A notable example includes Japan and Korea, which exhibit lower HHI scores, indicating a more pronounced fragmentation in their aid allocation. These countries' contributions are spread across various sectors without a dominant focus, contrasting with the United States' significant dedication to infectious disease control. However, beyond this specific area, the US's aid distribution across other priority health areas shows signs of fragmentation. This scattered approach to aid allocation, even amidst instances of focused support, illustrates the overarching challenge of aligning donor contributions with the holistic needs of Cambodia's health infrastructure. CONCLUSIONS: This investigation highlights the critical need for enhanced collaboration and strategic harmonization among international donors to mitigate aid fragmentation in Cambodia's health sector. It underscores the importance of adopting integrated and priority-aligned aid strategies to improve the efficiency and impact of health aid. By fostering synergistic partnerships and harmonizing donor efforts, there is a potential to create a more cohesive support framework that resonates with Cambodia's comprehensive health requirements and contributes to sustainable health outcomes. Such harmonization not only aligns with Sustainable Development Goal 3 by optimizing health services and outcomes but also strengthens global partnerships under Sustainable Development Goal 17, fostering a unified approach to international development.


Assuntos
Cooperação Internacional , Camboja , Humanos , Setor de Assistência à Saúde , Comportamento Cooperativo
20.
Anaesthesia ; 79(4): 380-388, 2024 Apr.
Artigo em Inglês | MEDLINE | ID: mdl-38173350

RESUMO

The 7th National Audit Project (NAP7) of the Royal College of Anaesthetists studied peri-operative cardiac arrest including those that occurred in the independent healthcare sector, which provides around 1 in 6 NHS-funded care episodes. In total, 174 (39%) of 442 independent hospitals contacted agreed to participate. A survey examining provider preparedness for cardiac arrest had a response rate of 23 (13%), preventing useful analysis. An activity survey with 1912 responses (from a maximum of 45% of participating hospitals) showed that, compared with the NHS caseload, the independent sector caseload was less comorbid, with fewer patients at the extremes of age or who were severely obese, and with a large proportion of elective orthopaedic surgery undertaken during weekday working hours. The survey suggested suboptimal compliance rates with monitoring recommendations. Seventeen reports of independent sector peri-operative cardiac arrest comprised 2% of NAP7 reports and underreporting is likely. These patients were lower risk than NHS cases, reflecting the sector's case mix, but included cases of haemorrhage, anaphylaxis, cardiac arrhythmia and pulmonary embolus. Good and poor quality care were seen, the latter including delayed recognition and treatment of patient deterioration, and poor care delivery. Independent sector outcomes were similar to those in the NHS, though due to the case mix, improved outcomes might be anticipated. Assessment of quality of care was less often favourable for independent sector reports than NHS reports, though assessments were often uncertain, reflecting poor quality reports. Overall, NAP7 is unable to determine whether peri-operative care relating to cardiac arrest is more, equally or less safe than in the NHS.


Assuntos
Anafilaxia , Parada Cardíaca , Humanos , Procedimentos Cirúrgicos Eletivos , Parada Cardíaca/epidemiologia , Parada Cardíaca/terapia , Anestesistas , Obesidade
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