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Posts Tagged ‘COST effectiveness’

A condensed performance-validation strategy for multiplex detection kits used in studies of human clinical samples






Abstract: Quantification of soluble phase analytes represents one of the most commonly used techniques applied to a broad range of samples in both basic and clinical immunology laboratories, as well as in context of drug development and diagnostic programs. The recent increase in the application of multiplex immunoassays, such as Luminex, has resulted in a growing array of commercially available multiplex kits. Validated, highly sensitive, and precise methods for such quantification is critical, especially when applied to precious sample collections. While vendors are expected to carry out kit performance validation, discrepancies between technical specifications provided with multiplex kits and their actual performance can be relatively common. Here we present a validation strategy that will aid users to select the optimal kits for their purpose and most validly interpret results from the multiplex assays. To illustrate key considerations when validating and comparing kits, we assess the performance of three conventional multiplex cytokine kits. Our findings confirm the importance of validating the performance of commercial multiplex kits and provide a practical and cost-effective approach that can be readily implemented in both academic and translational laboratory settings. [Copyright &y& Elsevier]


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Importance of health workers’ communication in immunisation programmes

Introduction: Immunisation represents the simplest and most cost efficient investment in health, whilst providing better health standards for children by protecting persons and the community from occurrence and spread of disease. In Bosnia and Herzegovina (B&H) immunisation against ten infectious diseases is compulsory and free. Health workers are expected to promote vaccination and provide up-to-date, understandable information not only on the topic of benefits but also potential risks of vaccination so that children can be vaccinated with an informed consent of their parents. The purpose of this paper is to show results of research about knowledge, attitude and practice among health workers that directly take part in administration of routine immunisation, with a special focus on importance of communication between health workers and parents. Methodology: cross-sectional study, conducted by means of semi-structured questionnaire with 49 questions, conducted in field on a sample of 103 subjects (52 teams working on immunisation) at 20 selected locations. Results: Health workers believe they inform parents enough about benefits and possible side-effects of vaccination, but not also about possible complications of the process. They judge their knowledge to be satisfactory, but emphasise the need for additional education. [ABSTRACT FROM AUTHOR]

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The productivity and cost-efficiency of models for involving nurse practitioners in primary care: a perspective from queueing analysis

Objective To develop simple stylized models for evaluating the productivity and cost-efficiencies of different practice models to involve nurse practitioners ( NPs) in primary care, and in particular to generate insights on what affects the performance of these models and how. Data Sources and Study Design The productivity of a practice model is defined as the maximum number of patients that can be accounted for by the model under a given timeliness-to-care requirement; cost-efficiency is measured by the corresponding annual cost per patient in that model. Appropriate queueing analysis is conducted to generate formulas and values for these two performance measures. Model parameters for the analysis are extracted from the previous literature and survey reports. Sensitivity analysis is conducted to investigate the model performance under different scenarios and to verify the robustness of findings. Principal Findings Employing an NP, whose salary is usually lower than a primary care physician, may not be cost-efficient, in particular when the NP’s capacity is underutilized. Besides provider service rates, workload allocation among providers is one of the most important determinants for the cost-efficiency of a practice model involving NPs. Capacity pooling among providers could be a helpful strategy to improve efficiency in care delivery. Conclusions The productivity and cost-efficiency of a practice model depend heavily on how providers organize their work and a variety of other factors related to the practice environment. Queueing theory provides useful tools to take into account these factors in making strategic decisions on staffing and panel size selection for a practice model. [ABSTRACT FROM AUTHOR]

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Patting down the tsa

The article offers multiple statistics about the effectiveness and cost of airport security through the U.S. Transportation Security Administration (TSA) including the growth of the TSA, the salary of administrative personnel of the TSA, and the number of guns confiscated by the TSA in 2011.

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Marginal abatement cost curves: a call for caution

Legal commitments to reduce CO2 emissions require policy makers to find cost-efficient means to meet these obligations. Marginal abatement cost (MAC) curves, which illustrate the economics associated with climate change mitigation, have recently attracted a great amount of attention. A number of limitations with MAC curves are explained by the implication they should be just one tool in a broader set of decision-making aids used in assessing climate policy. MAC curves, for example, omit ancillary benefits of greenhouse gas emission abatement, treat uncertainty in a limited manner, exclude intertemporal dynamics and lack the necessary transparency concerning their assumptions. MAC curves based on the individual assessment of abatement measures suffer from additional shortcomings such as the non-consideration of interactions and non-financial costs, a possibly inconsistent baseline, double counting and limited treatment of behavioural aspects. Reducing emissions from deforestation and forest degradation exhibit many of the above-mentioned problems, making it particularly difficult to capture in a cost curve. Policy makers should therefore be cautious when interpreting MAC curves, pay attention to the underlying assumptions, consider non-financial costs and be aware of the important uncertainties and underlying path dependencies. [ABSTRACT FROM AUTHOR]

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A pharmacoeconomic modeling approach to estimate a value-based price for new oncology drugs in europe

Background. Several European governments have recently mandated price cuts in drugs to reduce health care spending. However, such measures without supportive evidence may compromise patient care because manufacturers may withdraw current products or not launch new agents. A value-based pricing scheme may be a better approach for determining a fair drug price and may be a medium for negotiations between the key stakeholders. To demonstrate this approach, pharmacoeconomic (PE) modeling was used from the Spanish health care system perspective to estimate a value-based price for bevacizumab, a drug that provides a 1.4-month survival benefit to patients with metastatic colorectal cancer (mCRC). The threshold used for economic value was three times the Spanish per capita GDP, as recommended by the World Health Organization (WHO).Methods. A PE model was developed to simulate outcomes in mCRC patients receiving chemotherapy ± bevacizumab. Clinical data were obtained from randomized trials and costs from a Spanish hospital. Utility estimates were determined by interviewing 24 Spanish oncology nurses and pharmacists. A price per dose of bevacizumab was then estimated using a target threshold of €78,300 per quality-adjusted life year gained, which is three times the Spanish per capita GDP.Results. For a 1.4-month survival benefit, a price of €342 per dose would be considered cost effective from the Spanish public health care perspective. The price may be increased to €733 or €843 per dose if the drug were able to improve patient quality of life or enhance survival from 1.4 to 3 months.Conclusions. This study demonstrated that a value-based pricing approach using PE modeling and the WHO criteria for economic value is feasible and perhaps a better alternative to government mandated price cuts. The former approach would be a good starting point for opening dialog between European government payers and the pharmaceutical industry.

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The good life, guaranteed

The article presents suggestions on buying luxuries. It is recommended to buy premium wristwatches from gray market as buying from an authorized dealer will give a manufacturer’s warranty but not necessarily the best deal. It is advised focus on total ownership cost, factoring in depreciation, maintenance and insurance while buying a luxury car.

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Gather the wind

The article explores the issue of renewable energy storage for excess solar and wind power. A challenge facing renewable energy production is the erratic generation of energy relative to electricity supply and demand, making it difficult for wind and solar power plants to compete economically with traditional power utilities. Various energy storage technologies are evaluated for factors such as scalability, cost-effectiveness, and energy efficiency. Storage facility types reviewed include pumped hydroelectric, compressed air, and thermal storage.

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Nanoimprint lithography with ≤60 nm overlay precision

Nanoimprint lithography is a high-resolution, high-throughput and cost-effective nanopatterning technology. However, the overlay accuracy is lagging behind the resolution because of the high cost of mechanical precision. We have built an inexpensive stand-alone machine based on the wafer bowing nanoimprint process, and demonstrated single-point overlay of two transferred pattern layers with an accuracy of ≤60 nm. [ABSTRACT FROM AUTHOR]

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The forever portfolio

The article offers advice on how to build and maintain a successful financial investment portfolio. Some of the tips offered including spending sparingly, only investing in a small or fixed amount of government bonds, and cutting money management costs. It also recommends mixing investments to obtain a higher yield and avoid riskiness, reducing taxation through legal means, and understanding how inflation will affect portfolio yields. The article details how the Nobel Foundation, the private institution that manages the finances for the Nobel Prize awards, lost a significant portion of funds after investing in government bonds.

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