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1.
BMC Med ; 22(1): 180, 2024 Apr 29.
Artigo em Inglês | MEDLINE | ID: mdl-38679738

RESUMO

BACKGROUND: To prevent tobacco use in Korea, the national quitline number was added to tobacco packages in December 2012, tobacco prices were raised by 80% in January 2015, and graphic health warning labels were placed on tobacco packages in December 2016. This study evaluated the association of these tobacco packaging and pricing policies with suicide mortality in Korea. METHODS: Monthly mortality from suicide was obtained from Cause-of-Death Statistics in Korea from December 2007 to December 2019. Interrupted time-series analysis was performed using segmented Poisson regression models. Relative risks (RRs) and 95% confidence intervals (CIs) were calculated adjusted for suicide prevention strategies. RESULTS: Suicide mortality was 20 per 1,000,000 in December 2007 and showed a downward trend over the study period. After the implementation of tobacco packaging and pricing policies, suicide mortality immediately declined by - 0.09 percent points (95% CI = - 0.19 to 0.01; P > 0.05) for the national quitline number, - 0.22 percent points (95% CI = - 0.35 to - 0.09; P < 0.01) for tobacco prices, and - 0.30 percent points (95% CI = - 0.49 to - 0.11; P < 0.01) for graphic health warning labels. The corresponding RRs for these post-implementation changes compared with the pre-implementation level were 0.91 (95% CI = 0.83 to 1.00), 0.80 (95% CI = 0.70 to 0.91), and 0.74 (95% CI = 0.61 to 0.90), respectively. Significant associations between tobacco control policies and suicide mortality were observed even when stratified by sex and region. CONCLUSIONS: The findings of this study provide new evidence for an association between tobacco control policies and deaths by suicide. An array of effective tobacco control policies should be considered for prevention programs targeting suicide.


Assuntos
Análise de Séries Temporais Interrompida , Embalagem de Produtos , Suicídio , Produtos do Tabaco , Humanos , República da Coreia , Masculino , Suicídio/estatística & dados numéricos , Suicídio/economia , Feminino , Produtos do Tabaco/economia , Embalagem de Produtos/economia , Adulto , Pessoa de Meia-Idade , Prevenção do Suicídio , Adulto Jovem , Idoso , Custos e Análise de Custo
2.
Br J Surg ; 109(2): 200-210, 2022 02 01.
Artigo em Inglês | MEDLINE | ID: mdl-34849606

RESUMO

BACKGROUND: The aim of this study was to estimate the carbon footprint and financial cost of decontaminating (steam sterilization) and packaging reusable surgical instruments, indicating how that burden might be reduced, enabling surgeons to drive action towards net-zero-carbon surgery. METHODS: Carbon footprints were estimated using activity data and prospective machine-loading audit data at a typical UK in-hospital sterilization unit, with instruments wrapped individually in flexible pouches, or prepared as sets housed in single-use tray wraps or reusable rigid containers. Modelling was used to determine the impact of alternative machine loading, opening instruments during the operation, streamlining sets, use of alternative energy sources for decontamination, and alternative waste streams. RESULTS: The carbon footprint of decontaminating and packaging instruments was lowest when instruments were part of sets (66-77 g CO2e per instrument), with a two- to three-fold increase when instruments were wrapped individually (189 g CO2e per instrument). Where 10 or fewer instruments were required for the operation, obtaining individually wrapped items was preferable to opening another set. The carbon footprint was determined significantly by machine loading and the number of instruments per machine slot. Carbon and financial costs increased with streamlining sets. High-temperature incineration of waste increased the carbon footprint of single-use packaging by 33-55 per cent, whereas recycling reduced this by 6-10 per cent. The absolute carbon footprint was dependent on the energy source used, but this did not alter the optimal processes to minimize that footprint. CONCLUSION: Carbon and financial savings can be made by preparing instruments as part of sets, integrating individually wrapped instruments into sets rather than streamlining them, efficient machine loading, and using low-carbon energy sources alongside recycling.


Assuntos
Pegada de Carbono , Redução de Custos , Embalagem de Produtos/economia , Esterilização/economia , Esterilização/métodos , Instrumentos Cirúrgicos , Humanos , Salas Cirúrgicas/economia , Embalagem de Produtos/métodos , Vapor
3.
Nicotine Tob Res ; 22(11): 2032-2040, 2020 10 29.
Artigo em Inglês | MEDLINE | ID: mdl-32531063

RESUMO

INTRODUCTION: The burden of disease attributable to tobacco use in Latin America is very high. Our objective was to evaluate the 10-year potential impact of current legislation related to cigarette packaging and warnings and expected effects of moving to a higher level of strategies implementing cigarette plain packaging on health and cost outcomes in Argentina, Bolivia, Brazil, Chile, Colombia, Mexico, and Peru, using a microsimulation model. AIMS AND METHODS: We used a probabilistic state-transition microsimulation model, considering natural history, costs, and quality of life losses associated with main tobacco-related diseases. We followed up individuals in hypothetical cohorts and calculated health outcomes annually to obtain aggregated long-term population health outcomes and costs. We performed a literature review to estimate effects and analyzed studies and information from ministries, relevant organizations, and national surveys. We calibrated the model comparing the predicted disease-specific mortality rates with local statistics. RESULTS: Current graphic warnings already in place in each country could avert, during 10 years, 69 369 deaths and 638 295 disease events, adding 1.2 million years of healthy life and saving USD 5.3 billion in the seven countries. If these countries implemented plain packaging strategies, additional 155 857 premature deaths and 4 133 858 events could be averted, adding 4.1 million healthy years of life and saving USD 13.6 billion in direct health care expenses of diseases attributable to smoking. CONCLUSIONS: Latin American countries should not delay the implementation of this strategy that will alleviate part of the enormous health and financial burden that tobacco poses on their economies and health care systems. IMPLICATIONS: Tobacco smoking is the single most preventable and premature mortality cause in the world. The Framework Convention on Tobacco Control, supported by the World Health Organization, introduced a package of evidence-based measures for tobacco control. This study adds evidence on the potential health effects and savings of implementing cigarette plain packaging in countries representing almost 80% of the Latin American population; findings are valuable resources for policy makers in the region.


Assuntos
Simulação por Computador , Modelos Econômicos , Rotulagem de Produtos/normas , Embalagem de Produtos/normas , Qualidade de Vida , Produtos do Tabaco/economia , Fumar Tabaco/economia , Atenção à Saúde , Humanos , América Latina/epidemiologia , Rotulagem de Produtos/economia , Embalagem de Produtos/economia , Fumar Tabaco/epidemiologia
4.
PLoS One ; 15(2): e0228069, 2020.
Artigo em Inglês | MEDLINE | ID: mdl-32053603

RESUMO

BACKGROUND: Standardised packaging for factory made (FM) and roll your own (RYO) tobacco was fully implemented in the UK in May 2017. Around the same time, several changes to the tax system were applied (a Minimum Excise Tax (MET) for FM products and tax increases weighted towards RYO products). The tobacco industry claims that standardised packaging will lower prices (a disincentive for quitting) by commoditising the product, yet had itself taken advantage of the previous tax regime to achieve large profits from premium brands while also keeping some products' prices relatively low. Here we evaluate the impact of standardised packaging, the MET and the RYO focussed tax changes on price and industry profitability. METHODS AND FINDINGS: Nielsen electronic point of sale (EPOS) data (May 2015 to April 2018) were used to calculate real (inflation adjusted) monthly price per stick overall, by cigarette type (FM and RYO) and by seven market segments. Trend estimation, using additive mixed models, assessed weighted average price (weighted by volume of sales) and tobacco industry net revenue changes. The beginning and end of the data series were compared in terms of: (a) average monthly price growth, (b) average monthly net revenue growth, and (c) undershifting and overshifting patterns after tax changes. FM and RYO real prices changed little over the 3-year period-overall prices rose by about 1p per stick. There was no evidence of commoditisation with prices of all FM segments (but not RYO) rising faster after the implementation of standardised packaging than immediately beforehand. The prices of the cheapest FM brands rose with the implementation of the MET. RYO price increases did not close the gap to FM pricing levels despite RYO focussed tax increases. Tax changes following the implementation of standardised packaging and the MET were more widely and quickly passed on to smokers in the form of higher prices than the tax change pre-implementation. The main limitations are first that because we do not know the exact mechanism by which Nielsen scales up sample data to provide UK estimates, we could only use data for a set three year period during which the same adjustments are made. Second, the tax and standardised packaging events were sometimes too close in time to separate their consequences statistically. Third, tobacco prices may also be affected by external factors such as changes in smokers' disposable income or availability of electronic nicotine delivery systems. CONCLUSIONS: There was no long-term lowering of tobacco prices after the implementation of standardised packaging as predicted by the industry. The introduction of the MET was successful in increasing the price of the cheapest FM cigarettes and narrowing the price gap between FM brands. The RYO tax increases were, however, insufficient to narrow the price gap between RYO and FM. Overall, undershifting became less extensive indicating that tobacco industry manipulation of the tax system which had previously kept cheap products available had declined. This suggests that standardised packaging and a MET will likely contribute to further declines in UK tobacco use.


Assuntos
Nicotiana , Embalagem de Produtos/economia , Impostos/estatística & dados numéricos , Análise Multivariada , Padrões de Referência , Indústria do Tabaco/economia , Reino Unido
5.
Syst Rev ; 9(1): 13, 2020 Jan 13.
Artigo em Inglês | MEDLINE | ID: mdl-31931868

RESUMO

BACKGROUND: Small/kiddie cigarette packs consist of less than 20 cigarette sticks. Kiddie packs were recently proposed to be reintroduced by the tobacco industry with an excuse to prevent consumers from buying illicit cigarettes. By reintroducing kiddie packs, cigarettes will inevitably be more affordable and this would appeal to lower-income consumers especially teens. In this systematic review, we aimed to identify the impact of kiddie packs on smoking, specifically on smoking initiation, the urge/tendency to buy cigarettes and attempts to reduce cigarette consumption. METHODS: This systematic review will be based on the review of original articles on the impact of kiddie packs on smoking. There is no restriction on the publication dates. The Cochrane Central Register of Controlled Trials, PubMed, EMBASE, Web of Science and Scopus will be searched to retrieve potential original articles. Additional records identified through other sources: Google Scholar, as well as Journal of Substance Use and Tobacco Control, are also to be searched. These will include original articles in any language which included all study designs (randomised controlled trials, quasi experimental and experimental studies, observational cross-sectional and cohort studies) comparing kiddie packs with regular cigarette packs. The primary outcomes of interest will be initiation of smoking and urge/tendency to buy cigarettes in the general population and attempts to reduce cigarette consumption among current smokers. Secondary outcomes will be the prevalence of smoking using kiddie packs among the current smokers. DISCUSSION: This systematic review will provide evidence to support the impact of kiddie packs on smoking in terms of smoking initiation, smoking prevalence, urge/tendency to purchase cigarettes and attempts to reduce cigarette consumption. The findings from this review could be helpful to policymakers in regulating kiddie packs to control the consumption of tobacco. SYSTEMATIC REVIEW REGISTRATION: PROSPERO CRD42018102325.


Assuntos
Comportamento do Consumidor/economia , Marketing/economia , Embalagem de Produtos/economia , Produtos do Tabaco/provisão & distribuição , Fumar Tabaco , Humanos , Motivação , Abandono do Hábito de Fumar , Produtos do Tabaco/economia , Revisões Sistemáticas como Assunto
6.
Tob Control ; 29(5): 585-587, 2020 09.
Artigo em Inglês | MEDLINE | ID: mdl-31462577

RESUMO

INTRODUCTION: In 2009, New York City (NYC) restricted the sale of flavoured tobacco products. We assessed product availability as a proxy for potential non-compliance by analysing discarded cigar, cigarillo and blunt wrap packages in New York City. METHODS: A discarded cigar package survey was conducted in 2016, in a stratified random sample of 94 block groups in NYC resulting in the collection of 886 discarded cigar packages. Each package was coded for brand name, flavour description (explicit and implicit) and size. FINDINGS: Overall, 19.2% of the cigar packages were explicitly flavoured. An additional 9.4% of the packages reflected implicit flavours. Explicit flavoured cigar packages were at increased odds of being found in Staten Island (adjusted OR (AOR)=3.96, 95% CI=1.66 to 9.46), in packaging size of two or three (AOR=8.49, 95% CI=4.24 to 17.02) or four or more (AOR=4.26, 95% CI=1.95 to 9.30). CONCLUSION: Nearly one out of three cigar packages were flavoured products suggesting a problematic level of non-compliance and continued availability. Potential non-compliance is likely fueled by licensed wholesalers and retailers who continue to sell restricted flavoured products. Some retailers may be unaware that implicitly named cigars are typically flavoured and are, therefore, illegal. This lack of awareness of implicit flavoured cigars may be exacerbated by NYC's lack of education or enforcement specific to implicitly flavoured tobacco products.


Assuntos
Comércio , Aromatizantes/economia , Embalagem de Produtos/economia , Prevenção do Hábito de Fumar/economia , Produtos do Tabaco/economia , Humanos , Cidade de Nova Iorque , Embalagem de Produtos/legislação & jurisprudência , Prevenção do Hábito de Fumar/legislação & jurisprudência , Produtos do Tabaco/legislação & jurisprudência
7.
Tob Control ; 29(3): 263-268, 2020 05.
Artigo em Inglês | MEDLINE | ID: mdl-31073097

RESUMO

BACKGROUND: Plain packaging and minimum pack size legislation for tobacco products was introduced in the UK in May 2016, with a 1-year sell-off period until May 2017, during which both fully branded and plain packs of various sizes were legally available. This study investigates trends in prices of roll-your-own tobacco (RYO) before, during and after implementation of this legislation, and compares trends with those observed in the cigarette market. METHODS: We used Nielsen Scantrack data for the period from March 2013 to June 2018 to describe trends in UK inflation-adjusted prices and volumes of both RYO and cigarettes, and linear regression to estimate changes in prices associated with the introduction of plain packaging and the minimum pack sizes of 30 g RYO and 20 cigarettes. RESULTS: In contrast to a downward trend in cigarette sales volumes, RYO volumes rose throughout the study period. By the time plain packs accounted for 75% or more of sales, the average price of products sold in equivalent pack sizes had increased, relative to average prices in the year before implementation and with adjustment for tax changes, from 34.9 to 38.8 pence per gram for RYO (mean difference 4.26, 95% CI 3.99 to 4.53 pence, 12% increase), and from 38.6 to 41.13 pence for cigarettes (mean difference 2.53, 95% CI 2.24 to 2.83 pence, 7% increase) per cigarette. CONCLUSIONS: New legislation resulted in higher prices for RYO and manufactured cigarettes. However, sales volumes of RYO continued to increase throughout the study period, perhaps because RYO remains a less expensive means of smoking tobacco.


Assuntos
Fumar Cigarros , Comércio/tendências , Comportamento do Consumidor , Legislação de Medicamentos , Embalagem de Produtos , Indústria do Tabaco , Produtos do Tabaco , Fumar Cigarros/economia , Fumar Cigarros/tendências , Comércio/legislação & jurisprudência , Comércio/métodos , Embalagem de Medicamentos/economia , Embalagem de Medicamentos/legislação & jurisprudência , Embalagem de Medicamentos/métodos , Embalagem de Medicamentos/tendências , Comportamentos Relacionados com a Saúde , Política de Saúde , Promoção da Saúde , Humanos , Marketing/economia , Marketing/legislação & jurisprudência , Marketing/métodos , Embalagem de Produtos/economia , Embalagem de Produtos/legislação & jurisprudência , Embalagem de Produtos/métodos , Impostos , Nicotiana , Indústria do Tabaco/economia , Indústria do Tabaco/legislação & jurisprudência , Indústria do Tabaco/métodos , Produtos do Tabaco/classificação , Produtos do Tabaco/economia , Produtos do Tabaco/legislação & jurisprudência , Fumar Tabaco/economia , Fumar Tabaco/tendências , Uso de Tabaco/economia , Uso de Tabaco/tendências , Reino Unido
8.
PLoS One ; 14(6): e0217995, 2019.
Artigo em Inglês | MEDLINE | ID: mdl-31170248

RESUMO

Pallet is a very important innovation in logistics industry. Pallets are so widely used that we can find them in nearly every logistical operation scenario. In order to manage pallets efficiently, researchers have developed several pallet management strategies (PMS). The most common and widely accepted PMS includes extensive management of pallets (EMP), transfer of pallet's ownership (TPO), and pallet rent (PR). This paper addresses mainly on how to help pallet managers choose a certain kind of PMS from the perspective of supply chain cost. Firstly, cost models of three kinds of PMS are presented. Secondly, all parameters involved in the models are valued based on data that is collected from industry survey. The results show that the cost of PR is constantly lower than EMP, and also lower than TPO when the operation period is no more than 37 months. Finally, the effect of several important parameters on the cost is studied by sensitivity analysis. The selection strategies of PMS are proposed based on the results.


Assuntos
Custos e Análise de Custo , Organização e Administração/economia , Embalagem de Produtos/economia , Software , Humanos , Modelos Econômicos
10.
Nicotine Tob Res ; 21(8): 1131-1134, 2019 07 17.
Artigo em Inglês | MEDLINE | ID: mdl-29846723

RESUMO

BACKGROUND: There are no independent studies measuring the availability of premium brand counterfeit cigarettes in New York City from licensed retailers. METHODS: We forensically analyzed the cigarette packaging of Marlboro Gold (n = 1021) purchased from licensed tobacco retailers in New York City, using ultraviolet irradiation and light microscopy to determine whether they were counterfeit. RESULTS: We find that while only 0.5% (n = 5) of our sample exhibits at least one characteristic synonymous with counterfeit packaging, none of our packs can be conclusively classified as counterfeit. CONCLUSIONS: We do not find any counterfeit Marlboro Gold packs purchased at full price from licensed cigarette retailers throughout New York City. Future research using test purchases should include other venues (eg, street and online) and specifically ask for discounts to ascertain the overall presence of counterfeit cigarettes. IMPLICATIONS: This is the first study to independently measure the availability of counterfeit cigarette packs purchased at full price from licensed retailers in New York City. We find that none of the Marlboro Gold packs purchased from licensed cigarette retailers are counterfeit.


Assuntos
Comportamento do Consumidor/economia , Embalagem de Produtos/economia , Embalagem de Produtos/legislação & jurisprudência , Produtos do Tabaco/economia , Produtos do Tabaco/legislação & jurisprudência , Comércio/economia , Comércio/legislação & jurisprudência , Humanos , Cidade de Nova Iorque/epidemiologia
11.
Tob Control ; 28(e2): e86-e91, 2019 12.
Artigo em Inglês | MEDLINE | ID: mdl-30487271

RESUMO

OBJECTIVE: Despite claims by tobacco companies that plain packaging would lead to lower cigarette prices, recommended and observed real cigarette prices in Australia rose in the 9-11 months after plain packaging was introduced. However, little is known about trends in prices longer term. In this report, we assess whether inflation (Consumer Price Index; CPI) and tax adjusted ('CPI-tax-adjusted') prices of the market-leading Australian cigarette brand changed in the 3-year period after plain packaging, and whether price changes were associated with retailer characteristics. METHOD: Cigarette prices were ascertained from a panel of tobacco retailers at three time points: (1) in November 2012 (n=857) (before full implementation of plain packaging, compulsory in retail outlets from December 2012), (2) between October 2014 and February 2015 (n=789) and (3) between November 2015 and March 2016 (n=579). Generalised estimating equations were used to estimate percentage change in mean CPI/tax-adjusted cigarette prices over time. RESULTS: CPI/tax-adjusted adjusted mean stick prices rose by 13.7% (95% CI 13.0 to 16.0) and 15.2% (95% CI 14.3 to 16.0) at 2.1 and 3.1 years after plain packaging was introduced, respectively. Increases in mean CPI/tax-adjusted stick prices varied by outlet type (p<0.001), socioeconomic status (p=0.013) and remoteness of retailer's area (p=0.028) and whether twin packs were sold (p=0.009). CONCLUSIONS: Contrary to tobacco company predictions of a fall in prices, the price of the market-leading Australian cigarette brand increased significantly in the 3 years after plain packaging was introduced, and these increases were above the combined effects of inflation and increases in excise/customs duty.


Assuntos
Comércio/economia , Embalagem de Produtos/economia , Indústria do Tabaco/economia , Produtos do Tabaco/economia , Austrália , Comércio/tendências , Humanos , Impostos/economia
15.
Food Res Int ; 99(Pt 1): 263-274, 2017 09.
Artigo em Inglês | MEDLINE | ID: mdl-28784483

RESUMO

This study investigated how information, typically presented on wine back-labels or wine company websites, influences consumers' expected liking, informed liking, wine-evoked emotions and willingness to pay for Australian white wines. Regular white wine consumers (n=126) evaluated the same set of three commercially available white wines (mono-varietal Chardonnay, Riesling, Sauvignon Blanc) under three information levels. Session 1, blind tasting (no information provided) and Session 2, informed tasting (held at least 1week later) with both basic (sensory description of the wines) and elaborate (sensory plus high wine quality and favourable winery information) descriptions followed by liking, wine-evoked emotions (measured with the Australian Wine Evoked Emotions Lexicon (AWEEL)) and willingness to pay evaluations. Before tasting the wine in session 2, consumers also rated expected liking. Results showed that information level had a significant effect on all investigated variables. The elaborate information level evoked higher expectations before tasting the wines, plus resulted in higher liking ratings, elicitation of more intense positive (e.g. contented, happy and warm-hearted) and less intense negative emotions (e.g. embarrassed and unfulfilled), and a substantial increase in willingness to pay after tasting the wines compared to the blind condition, with the basic condition ranging in-between. These results were consistent across the three wine samples. Furthermore, if the liking rating after tasting the wines matched the expected liking or exceeded the expectations by 1 point on a 9-point hedonic scale, participants felt the most intense positive emotions and the least intense negative emotions. Whereas, if the expectations were not met or the actual liking exceeded the expectations by >2 points, participants felt less intense positive and more intense negative emotions. This highlights not only the importance of well written and accurate wine descriptions, but also that information can influence consumers' wine drinking experience and behaviour.


Assuntos
Comércio , Comportamento do Consumidor , Emoções , Motivação , Embalagem de Produtos/economia , Terminologia como Assunto , Vinho/economia , Adolescente , Adulto , Idoso , Austrália , Feminino , Humanos , Julgamento , Masculino , Pessoa de Meia-Idade , Percepção Olfatória , Filosofia , Olfato , Paladar , Percepção Gustatória , Adulto Jovem
16.
Waste Manag ; 68: 724-731, 2017 Oct.
Artigo em Inglês | MEDLINE | ID: mdl-28669493

RESUMO

This study was conducted using a hedonic pricing model to evaluate consumer preference for packaging and contents in five Asian countries: Japan, Indonesia, Singapore, Taiwan, and China. Results revealed that the marginal rate of substitution (MRS) of packaging for contents differs significantly among countries: 17.7 for Singapore, 8.58 for China, 2.71 for Taiwan, 1.65 for Japan and not significant for Indonesia. Share of Willingness-to-pay (WTP) for packaging accounted for 52.8% of the WTP for sales unit of a representative product in Japan and 46.2% in Taiwan, which were significantly higher than the results for Singapore (32.6%) and China (18.2%). Results showed that the higher the share of packaging in the WTP for a product, the higher the relative packaging weight per unit weight of contents. These results suggest that the relative demand for packaging to contents differs among countries. The results underscore the necessity of choosing suitable policy instruments and marketing strategies for different countries.


Assuntos
Financiamento Pessoal , Embalagem de Produtos/economia , Ásia , China , Conservação dos Recursos Naturais , Custos e Análise de Custo , Humanos , Indonésia , Japão , Opinião Pública , Singapura , Taiwan
17.
Annu Rev Chem Biomol Eng ; 8: 201-226, 2017 06 07.
Artigo em Inglês | MEDLINE | ID: mdl-28375773

RESUMO

Nanomanufacturing-the fabrication of macroscopic products from well-defined nanoscale building blocks-in a truly scalable and versatile manner is still far from our current reality. Here, we describe the barriers to large-scale nanomanufacturing and identify routes to overcome them. We argue for nanomanufacturing systems consisting of an iterative sequence of synthesis/assembly and separation/sorting unit operations, analogous to those used in chemicals manufacturing. In addition to performance and economic considerations, phenomena unique to the nanoscale must guide the design of each unit operation and the overall process flow. We identify and discuss four key nanomanufacturing process design needs: (a) appropriately selected process break points, (b) synthesis techniques appropriate for large-scale manufacturing,


Assuntos
Nanoestruturas/química , Nanotecnologia/métodos , Desenho de Equipamento , Nanotecnologia/economia , Nanotecnologia/instrumentação , Embalagem de Produtos/economia , Embalagem de Produtos/instrumentação , Embalagem de Produtos/métodos
18.
Waste Manag ; 61: 108-116, 2017 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-27923547

RESUMO

An understanding of the environmental impacts and costs related to waste collection is needed to ensure that existing waste collection schemes are the most appropriate with regard to both environment and cost. This paper is Part II of a three-part study of a mixed packaging waste collection system (curbside plus bring collection). Here, the mixed collection system is compared to an exclusive curbside system and an exclusive bring system. The scenarios were assessed using life cycle assessment and an assessment of costs to the waste management company. The analysis focuses on the collection itself so as to be relevant to waste managers and decision-makers who are involved only in this step of the packaging life cycle. The results show that the bring system has lower environmental impacts and lower economic costs, and is capable of reducing the environmental impacts of the mixed system. However, a sensitivity analysis shows that these results could differ if the curbside collection were to be optimized. From economic and environmental perspectives, the mixed system has few advantages.


Assuntos
Embalagem de Produtos/economia , Gerenciamento de Resíduos/economia , Custos e Análise de Custo , Meio Ambiente , Portugal , Reciclagem/métodos , Gerenciamento de Resíduos/métodos
20.
Indian J Med Microbiol ; 33(2): 243-7, 2015.
Artigo em Inglês | MEDLINE | ID: mdl-25865975

RESUMO

INTRODUCTION: Studies have highlighted the advantages and disadvantages of woven and non-woven fabrics. The present study assessed the change in resterilisation proportion after introduction of non-woven fabric for packaging of instruments and to evaluate the cost-effectiveness of non-woven fabrics compared with woven fabrics. MATERIALS AND METHODS: The present study is a secondary data analysis of resterilisation data collected from November 2009 to August 2013. We calculated the proportions (and their 95% confidence intervals) of resterilisation done every month. The proportion over time was compared using a Chi-square test for trend. We used linear regression analysis to adjust for the number of surgeries performed every month. We also compared the cost of woven and non-woven fabrics. RESULTS: Of the total 117,335 surgical packets prepared during the study period, 1900 were resterilised; thus, the overall proportion was 1.62% (95% CI: 1.55% to 1.69%). The resterilisation proportion was 8.95% (95% CI: 7.73% to 10.17%) in November 2009 and was 0.38% (95% CI: 0.16% to 0.62%) in August 2013 (P < 0.001). After adjusting for the total number of surgeries conducted every month, we found that the number of packets resterilised reduced every month (per month reduction: -1.97, 95% CI: -2.76 to -1.18). The total cost (initial preparation and resterilisation) for 100 units of woven fabric is INR 6359.41 per month (confidence limit estimates: 6228.20 to 6430.62) and for non-woven fabric was INR 6208.50 (confidence limit estimate: INR 6194.90 to 6223.35) (P < 0.01). CONCLUSIONS: The introduction of non-woven spunbond-meltblown-spunbond fabrics did reduce the proportion of resterilisation of packaged instruments. The decline was sharp and sustained over time, even after accounting for the change in the number of procedures. Furthermore, though the switch from woven to non-woven fabric was cost-effective in our situation, it may not be directly translated to other scenarios.


Assuntos
Equipamentos e Provisões/microbiologia , Embalagem de Produtos/métodos , Esterilização/métodos , Custos e Análise de Custo , Humanos , Embalagem de Produtos/economia , Estudos Retrospectivos , Esterilização/economia
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