Displaying publications 41 - 60 of 405 in total

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  1. Muniandy K, Gothai S, Tan WS, Kumar SS, Mohd Esa N, Chandramohan G, et al.
    PMID: 29670658 DOI: 10.1155/2018/3142073
    Impaired wound healing is one of the serious problems among the diabetic patients. Currently, available treatments are limited due to side effects and cost effectiveness. In line with that, we attempted to use a natural source to study its potential towards the wound healing process. Therefore, Alternanthera sessilis (A. sessilis), an edible and medicinal plant, was chosen as the target sample for the study. During this investigation, the wound closure properties using stem extract of A. sessilis were analyzed. Accordingly, we analyzed the extract on free radical scavenging capacity and the cell migration of two most prominent cell types on the skin, human dermal fibroblast (NHDF), keratinocytes (HaCaT), and diabetic human dermal fibroblast (HDF-D) to mimic the wound healing in diabetic patients. The bioactive compounds were identified using gas chromatography-mass spectrometry (GC-MS). We discovered that the analysis exhibited a remarkable antioxidant, proliferative, and migratory rate in NHDF, HaCaT, and HDF-D in dose-dependent manner, which supports wound healing process, due to the presence of wound healing associated phytocompounds such as Hexadecanoic acid. This study suggested that the stem extract of A. sessilis might be a potential therapeutic agent for skin wound healing, supporting its traditional medicinal uses.
    Matched MeSH terms: Cost-Benefit Analysis
  2. Das AK, Okita T, Enzo A, Asai A
    Asian Bioeth Rev, 2020 Jun;12(2):103-116.
    PMID: 33717332 DOI: 10.1007/s41649-020-00114-6
    The use of single-use items (SUDs) is now ubiquitous in medical practice. Because of the high costs of these items, the practice of reusing them after sterilisation is also widespread especially in resource-poor economies. However, the ethics of reusing disposable items remain unclear. There are several analogous conditions, which could shed light on the ethics of reuse of disposables. These include the use of restored kidney transplantation and the use of generic drugs etc. The ethical issues include the question of patient safety and the possibility of infection. It is also important to understand the role (or otherwise) of informed consent before reuse of disposables. The widespread practice of reuse may bring down high healthcare costs and also reduce the huge amount of hospital waste that is generated. The reuse of disposables can be justified on various grounds including the safety and the cost effectiveness of this practice.
    Matched MeSH terms: Cost-Benefit Analysis
  3. Abdullah HR, Ang AL, Froessler B, Hofmann A, Jang JH, Kim YW, et al.
    Singapore Med J, 2020 Jun;61(6):287-296.
    PMID: 31044255 DOI: 10.11622/smedj.2019037
    Preoperative anaemia is common in the Asia-Pacific. Iron deficiency anaemia (IDA) is a risk factor that can be addressed under patient blood management (PBM) Pillar 1, leading to reduced morbidity and mortality. We examined PBM implementation under four different healthcare systems, identified challenges and proposed several measures: (a) Test for anaemia once patients are scheduled for surgery. (b) Inform patients about risks of preoperative anaemia and benefits of treatment. (c) Treat IDA and replenish iron stores before surgery, using intravenous iron when oral treatment is ineffective, not tolerated or when rapid iron replenishment is needed; transfusion should not be the default management. (d) Harness support from multiple medical disciplines and relevant bodies to promote PBM implementation. (e) Demonstrate better outcomes and cost savings from reduced mortality and morbidity. Although PBM implementation may seem complex and daunting, it is feasible to start small. Implementing PBM Pillar 1, particularly in preoperative patients, is a sensible first step regardless of the healthcare setting.
    Matched MeSH terms: Cost-Benefit Analysis
  4. Liou JM, Malfertheiner P, Lee YC, Sheu BS, Sugano K, Cheng HC, et al.
    Gut, 2020 12;69(12):2093-2112.
    PMID: 33004546 DOI: 10.1136/gutjnl-2020-322368
    OBJECTIVE: A global consensus meeting was held to review current evidence and knowledge gaps and propose collaborative studies on population-wide screening and eradication of Helicobacter pylori for prevention of gastric cancer (GC).

    METHODS: 28 experts from 11 countries reviewed the evidence and modified the statements using the Delphi method, with consensus level predefined as ≥80% of agreement on each statement. The Grading of Recommendation Assessment, Development and Evaluation (GRADE) approach was followed.

    RESULTS: Consensus was reached in 26 statements. At an individual level, eradication of H. pylori reduces the risk of GC in asymptomatic subjects and is recommended unless there are competing considerations. In cohorts of vulnerable subjects (eg, first-degree relatives of patients with GC), a screen-and-treat strategy is also beneficial. H. pylori eradication in patients with early GC after curative endoscopic resection reduces the risk of metachronous cancer and calls for a re-examination on the hypothesis of 'the point of no return'. At the general population level, the strategy of screen-and-treat for H. pylori infection is most cost-effective in young adults in regions with a high incidence of GC and is recommended preferably before the development of atrophic gastritis and intestinal metaplasia. However, such a strategy may still be effective in people aged over 50, and may be integrated or included into national healthcare priorities, such as colorectal cancer screening programmes, to optimise the resources. Reliable locally effective regimens based on the principles of antibiotic stewardship are recommended. Subjects at higher risk of GC, such as those with advanced gastric atrophy or intestinal metaplasia, should receive surveillance endoscopy after eradication of H. pylori.

    CONCLUSION: Evidence supports the proposal that eradication therapy should be offered to all individuals infected with H. pylori. Vulnerable subjects should be tested, and treated if the test is positive. Mass screening and eradication of H. pylori should be considered in populations at higher risk of GC.

    Matched MeSH terms: Cost-Benefit Analysis
  5. Siti Zulaikha Zakariah, Syafinaz Amin Nordin, Khairul Anuar Zainun, Asyraff Md Najib
    MyJurnal
    Group B streptococcus (GBS) is generally known to cause severe disease in the neonate and immunocompromised adults. GBS in the pregnant mother is rare and can potentially be fatal. Clinical presentation can be as mild as an uncomplicated urinary tract infection or serious invasive disease in the form of bacteremia, chorioamnionitis, endometritis and septic abortion. We report a case of a 46-year-old Para 3 lady, post-partum day 12, whom was found dead at home. Prior to her death, she had intermittent fever and abnormal lochia. Autopsy findings indicate GBS endometritis and bacteraemia. She was never screened for GBS. The cost-effectiveness of universal GBS screening needs to be explored to reduce maternal and neonatal morbidity due to GBS.
    Matched MeSH terms: Cost-Benefit Analysis
  6. Chitturi V, Pedapati SR, Awang M
    Materials (Basel), 2019 Nov 26;12(23).
    PMID: 31779107 DOI: 10.3390/ma12233901
    Automobile, aerospace, and shipbuilding industries are looking for lightweight materials for cost effective manufacturing which demands the welding of dissimilar alloy materials. In this study, the effect of tool rotational speed, welding speed, tilt angle, and pin depth on the weld joint were investigated. Aluminum 5052 and 304 stainless-steel alloys were joined by friction stir welding in a lap configuration. The design of the experiments was based on Taguchi's orthogonal array for conducting the experiments with four factors and three levels for each factor. The microstructural analysis showed tunnel defects, micro voids, and cracks which formed with 0° and 1.5° tilt angles. The defects were eliminated when the tilt angle increased to 2.5° and a mixed stir zone was formed with intermetallic compounds. The presence of the intermetallic compounds increased with the increase in tilt angle and pin depth which further resulted in obtaining a defect-free weld. Hooks were formed on either side of the weld zone creating a mechanical link for the joint. A Vickers hardness value of HV 635.46 was achieved in the mixed stir zone with 1000 rpm, 20 mm/min, and 4.2 mm pin depth with a tilt angle of 2.5°, which increased by three times compared to the hardness of SS 304 steel. The maximum shear strength achieved with 800 rpm, 40 mm/min, and a 4.3 mm pin depth with a tilt angle of 2.5° was 3.18 kN.
    Matched MeSH terms: Cost-Benefit Analysis
  7. Aidalina Mahmud, Azimatun Noor Aizuddin
    MyJurnal
    Using pulmonary tuberculosis (pTB) as an example of a vaccine-preventable disease (VPD), we aimed to gather evidence on the economic impact of treating a case or managing an outbreak of a VPD. A scoping review was con- ducted. Online databases (MEDLINE and Google Scholar) were used to collate published studies from the year 2015 to 2019 on the management cost of one case or an outbreak of pTB. Keywords used were cost, treatment, outbreak, pulmonary tuberculosis, tuberculosis, economic, economic evaluation. A total of 29 studies were analysed. The costs of pTB treatment for individual patient were higher in high-income countries compared to middle-income and low-income countries. A case of pTB can result in household catastrophic health expenditure; while an outbreak can overwhelm the health system’s capacity, and disrupts the economy of a country. Therefore, accessibility of vaccines especially in low-income countries must be ensured. Also, vaccine-hesitant individuals must reconsider their stance on vaccination.
    Matched MeSH terms: Cost-Benefit Analysis
  8. Qais Alefan, M. Izham M. Ibrahim, Tariq Abdul Razak, Azizi Ayub
    MyJurnal
    Hypertension is a prevalent chronic disease, which is strongly related to the development of cerebrovascular and cardiovascular diseases. The prevalence of hypertension in Malaysia in subjects aged 15 years and above was estimated to be 27.8%. Cost-effectiveness analysis (CEA) compares treatment options with different effectiveness and safety profiles. The utilisation of antihypertensive drugs has raised some concerns about the balance between its costs and benefits. This study was conducted to describe the healthcare costs for hypertensive subjects and to examine the cost-effectiveness of different classes of antihypertensive drugs used in Malaysia. Retrospective and prospective data analysis of a cohort of uncomplicated hypertensive patients was conducted to determine ambulatory health care costs among hypertensive patients groups. The total direct and
    indirect costs of controlled and uncontrolled blood pressure (BP) were described. The health care
    costs ($) / clinical outcome (AC/E ratio) was calculated. Mean total direct costs per patient per month was higher in uncontrolled blood pressure groups compared to the controlled blood pressure groups. The cost-effectiveness relationship was more favourable for diuretics (1.9), angiotensin converting enzyme inhibitors (ACEIs) (2.0), prazosin (2.4) and beta blockers (2.5), more than the diuretics and beta blockers combination theraphy (3.0), calcium channel blockers (CCBs) (3.4) and other combinations (6.1). Antihypertensive drugs used to treat hypertensive patients were different
    in their cost-effectiveness ratios. Such results will allow health care professionals and/or decision
    makers to make better decisions on how to select treatment options for hypertensive patients in
    Malaysia and how to distribute and allocate scarce health care resources. Pharmacoeconomic
    evaluations can help in making difficult choices rationally and allocate scarce resources efficiently.
    Matched MeSH terms: Cost-Benefit Analysis
  9. Arifin MH, Kayode JS, Ismail KI, Abdullah M, Embrandiri A, Nazer SM, et al.
    Data Brief, 2020 Dec;33:106595.
    PMID: 33318980 DOI: 10.1016/j.dib.2020.106595
    Industrial, and municipal wastes are part of the main sources of environmental hazards as well as groundwater and surface water pollutions. If not well composed, treated, and safely disposed, it could permeate through the subsurface lithologies by reaching down to the underground water aquifers, particularly in zones of unprotected aquifer units. Pollutants, most especially the landfills leachates that encompassed organic contaminants, ammonia, nitrates, total nitrogen, suspended solids, heavy metals and soluble inorganic salts, i.e., soluble nitrogen, sulphur compound, sulphate and chlorides, could posed undesirable environmental impacts due to inappropriate disposals that may give rise to gaseous fumes and leachate formations. An electrical resistivity geophysical technique utilizing the RES2D no-invasive, cost-effective and rapid method of data collection was integrated with the 3D Oasis Montaj software to approximate the volume of the generated rectangular prism model of the contaminants delineated from mixtures of the industrial, and municipal wastes plumes to be 312,000 m 3.
    Matched MeSH terms: Cost-Benefit Analysis
  10. Muhammad Najmi Mohammad Fauzi, Aisyah Aqilah Abu Bakar, Liyana Amalina Adnan, Tg Ainul Farha Tg Abdul Rahman, A’wani Aziz Nurdalila
    MyJurnal
    Bioinformatics tool is a software program made to extract meaningful information from the mass of molecular biology or biological databases and carry out sequence or structural analysis. The method of determining the order of nucleotides within a deoxyribonucleic acid (DNA) molecule is known as DNA sequencing. This analysis is meant to be run to the commercialized or factorymade goat's milk (pasteurised) from various states in Malaysia to identify the milk's authenticity, either it is pure or mixed with other foreign substances from other animals. The main objective is to compare DNA sequences of commercialized and raw goat's milk (handmilking and non-pasteurised). To achieve this, we used ClustalX to align and compare the obtained DNA from both milk samples. The sequences will be aligned using ClustalX software. ClustalX is a provider of an automated system for performing multiple alignments of sequences and profiles and evaluating the outcomes. The usage of ClustalX is helpful as it is cost-effective, user-friendly, and showing a high accuracy of the analysis.

    Matched MeSH terms: Cost-Benefit Analysis
  11. Hasan SS, Kow CS, Curley LE, Baines DL, Babar ZU
    Expert Rev Pharmacoecon Outcomes Res, 2018 08;18(4):371-377.
    PMID: 29741099 DOI: 10.1080/14737167.2018.1474101
    INTRODUCTION: Anticoagulants refer to a variety of agents that inhibit one or more steps in the coagulation cascade. Generally, clinical conditions that require the prescribing of an oral anticoagulant increase in frequency with age. However, a major challenge of anticoagulation use among older patients is that this group of patients also experience the highest bleeding risk. To date, economic evaluation of prescribing of anticoagulants that includes the novel or newer oral anticoagulants (NOACs) in older adults has not been conducted and is warranted.

    AREAS COVERED: A review of articles that evaluated the cost of prescribing conventional (e.g. vitamin K antagonists) and NOACs (e.g. direct thrombin inhibitors and direct factor Xa inhibitors) in older adults.

    EXPERT COMMENTARY: While the use of NOACs significantly increases the cost of the initial treatment for thromboembolic disorders, they are still considered cost-effective relative to warfarin since they offer reduced risk of intracranial haemorrhagic events. The optimum anticoagulation with warfarin can be achieved by providing specialised care; clinics managed by pharmacists have been shown to be cost-effective relative to usual care. There are suggestions that genotyping the CYP2C9 and VKORC1 genes is useful for determining a more appropriate initial dose and thereby increasing the effectiveness and safety of warfarin.

    Matched MeSH terms: Cost-Benefit Analysis
  12. Hasan SS, Thiruchelvam K, Kow CS, Ghori MU, Babar ZU
    Expert Rev Pharmacoecon Outcomes Res, 2017 Oct;17(5):431-439.
    PMID: 28825502 DOI: 10.1080/14737167.2017.1370376
    INTRODUCTION: Medication reviews is a widely accepted approach known to have a substantial impact on patients' pharmacotherapy and safety. Numerous options to optimise pharmacotherapy in older people have been reported in literature and they include medication reviews, computerised decision support systems, management teams, and educational approaches. Pharmacist-led medication reviews are increasingly being conducted, aimed at attaining patient safety and medication optimisation. Cost effectiveness is an essential aspect of a medication review evaluation. Areas covered: A systematic searching of articles that examined the cost-effectiveness of medication reviews conducted in aged care facilities was performed using the relevant databases. Pharmacist-led medication reviews confer many benefits such as attainment of biomarker targets for improved clinical outcomes, and other clinical parameters, as well as depict concrete financial advantages in terms of decrement in total medication costs and associated cost savings. Expert commentary: The cost-effectiveness of medication reviews are more consequential than ever before. A critical evaluation of pharmacist-led medication reviews in residential aged care facilities from an economical aspect is crucial in determining if the time, effort, and direct and indirect costs involved in the review rationalise the significance of conducting medication reviews for older people in aged care facilities.
    Matched MeSH terms: Cost-Benefit Analysis
  13. Mathews A, Bailie GR
    J Clin Pharm Ther, 1987 Oct;12(5):273-91.
    PMID: 3119606
    This article reviews the clinical pharmacokinetics, clinical toxicity and cost-effectiveness analysis of aminoglycosides and of dosing services for aminoglycosides. The reader is referred elsewhere for a review of the pharmacology, antimicrobial spectrum of activity and clinical use of these drugs. A critique of the more commonly used methods of aminoglycoside dosage determinations is included, based on the inter-individual variation in aminoglycoside disposition parameters. The advantages and disadvantages of arbitrary, predictive, and pharmacokinetic methods of dosing determination are summarized. Justification for the routine determination of serum aminoglycoside concentrations is reviewed. We review the lack of standardization of definitions for aminoglycoside-associated nephrotoxicity in published studies, and studies which illustrate these differences are highlighted. Evidence for the association between serum aminoglycoside concentrations and nephrotoxicity is examined. Ototoxicity is similarly reviewed. The concept of cost-effectiveness analysis is examined extensively in this review. We discuss the literature concerning the cost benefit analysis of drug dosing services.
    Matched MeSH terms: Cost-Benefit Analysis
  14. Gholami M, Behkami S, Zain SM, Bakirdere S
    Sci Rep, 2016 11 17;6:37186.
    PMID: 27853264 DOI: 10.1038/srep37186
    The objective of this work is to prepare a cost-effective, low reagent consumption and high performance polytetrafluoroethylene (PTFE) vessel that is capable to work in domestic microwave for digesting food and environmental samples. The designed vessel has a relatively thicker wall compared to that of commercial vessels. In this design, eight vessels are placed in an acrylonitrile butadiene styrene (ABS) holder to keep them safe and stable. This vessel needs only 2.0 mL of HNO3 and 1.0 mL H2O2 to digest 100 mg of biological sample. The performance of this design is then evaluated with an ICP-MS instrument in the analysis of the several NIST standard reference material of milk 1849a, rice flour 1568b, spinach leave 1570a and Peach Leaves 1547 in a domestic microwave oven with inverter technology. Outstanding agreement to (SRM) values are observed by using the suggested power to time microwave program, which simulates the reflux action occurring in this closed vessel. Taking into account the high cost of commercial microwave vessels and the volume of chemicals needed for various experiments (8-10 mL), this simple vessel is cost effective and suitable for digesting food and environmental samples.
    Matched MeSH terms: Cost-Benefit Analysis
  15. Naggar AH, Dhmees A, Seaf-Elnasr TA, Chong KF, Ali GAM, Ali HM, et al.
    Environ Sci Pollut Res Int, 2024 Jan;31(3):3872-3886.
    PMID: 38093080 DOI: 10.1007/s11356-023-31453-0
    The current investigation concerns with preparation eco-friendly and cost-effective adsorbent (mesoporous silica nanoparticles (SBL)) based on black liquor (BL) containing lignin derived from sugarcane bagasse and combining it with sodium silicate derived from blast furnace slag (BFS) for thorium adsorption. Thorium ions were adsorbed from an aqueous solution using the synthesized bio-sorbent (SBL), which was then assessed by X-ray diffraction, BET surface area analysis, scanning electron microscopy with energy dispersive X-ray spectroscopy (EDX), and Fourier transforms infrared spectroscopy (FTIR). Th(IV) sorption properties, including the pH effect, uptake rate, and sorption isotherms across various temperatures were investigated. The maximum sorption capacity of Th(IV) on SBL is 158.88 mg/L at pH value of 4328 K, and 60 min contact time. We demonstrated that the adsorption processes comport well with pseudo-second-order and Langmuir adsorption models considering the kinetics and equilibrium data. According to thermodynamic inspections results, the Th(IV) adsorption process exhibited endothermic and random behavior suggested by positive ΔH° and ΔS° values, while the negative ΔG° values indicated a spontaneous sorption process. The maximum Th(IV) desorption from the loaded SBL (Th/SBL) was carried out at 0.25 M of NaHCO3 and 60 min of contact. Sorption/desorption processes have five successive cycles. Finally, this study suggests that the recycling of BFS and BL can be exploited for the procurement of a promising Th(IV) adsorbents.
    Matched MeSH terms: Cost-Benefit Analysis
  16. Banta HD
    Int J Technol Assess Health Care, 2018 Jan;34(2):131-133.
    PMID: 29609663 DOI: 10.1017/S0266462318000107
    I have worked in health technology assessment (HTA) since 1975, beginning in the United States Congress Office of Technology Assessment (OTA), where we were charged with defining "medical technology assessment". My main concern in HTA has always been efficacy of healthcare interventions. After years in OTA, I was invited to the Netherlands in 1985, where the Dutch government invited me to head a special commission concerning future healthcare technology and HTA. From there, I became involved in over forty countries, beginning in Europe and then throughout the world. My most intense involvements, outside the United States and Europe, have been in Brazil, China, and Malaysia. During these 40-plus years, I have seen HTA grow from its earliest beginnings to a worldwide force for better health care for everyone. I have also had some growing concerns, outlined in this Perspective article. Within HTA, I am most disappointed by a narrow perspective of cost-effective analysis, which tends to ignore considerations of culture, society, ethics, and organizational and legal issues. In the general environment affecting HTA and health care, I am most concerned about the need to protect the independence of HTA activities from influences of the healthcare industries.
    Matched MeSH terms: Cost-Benefit Analysis
  17. Barraclough S
    Int J Health Serv, 1997;27(4):643-59.
    PMID: 9399111
    The rapid growth of corporate investment in the Malaysian private hospital sector has had a considerable impact on the health care system. Sustained economic growth, the development of new urban areas, an enlarged middle class, and the inclusion of hospital insurance in salary packages have all contributed to a financially lucrative investment environment for hospital entrepreneurs. Many of Malaysia's most technologically advanced hospitals employing leading specialists are owned and operated as corporate business ventures. Corporate hospital investment has been actively encouraged by the government, which regards an expanded private sector as a vital complement to the public hospital system. Yet this rapid growth of corporately owned private hospitals has posed serious contradictions for health care policy in terms of issues such as equity, cost and quality, the effect on the wider health system, and the very role of the state in health care provision. This article describes the growth of corporate investment in Malaysia's private hospital sector and explores some of the attendant policy contradictions.
    Matched MeSH terms: Cost-Benefit Analysis/trends
  18. Wong WR, Krupin O, Sekaran SD, Mahamd Adikan FR, Berini P
    Anal Chem, 2014 Feb 4;86(3):1735-43.
    PMID: 24410440 DOI: 10.1021/ac403539k
    We present a compact, cost-effective, label-free, real-time biosensor based on long-range surface plasmon polariton (LRSPP) gold (Au) waveguides for the detection of dengue-specific immunoglobulin M (IgM) antibody, and we demonstrate detection in actual patient blood plasma samples. Two surface functionalization approaches are proposed and demonstrated: a dengue virus serotype 2 (DENV-2) functionalized surface to capture dengue-specific IgM antibody in blood plasma and the reverse, a blood plasma functionalized surface to capture DENV-2. The results obtained via these two surface functionalization approaches are comparable to, or of greater quality, than those collected by conventional IgM antibody capture enzyme linked immunosorbent assay (MAC-ELISA). Our second functionalization approach was found to minimize nonspecific binding, thus improving the sensitivity and accuracy of the test. We also demonstrate reuse of the biosensors by regenerating the sensing surface down to the virus (or antibody) level or down to the bare Au.
    Matched MeSH terms: Cost-Benefit Analysis
  19. Belgaid V, Courtin C, Desmarchelier R, Fessy M, Besse JL
    Malays Orthop J, 2020 Nov;14(3):82-89.
    PMID: 33403066 DOI: 10.5704/MOJ.2011.013
    Introduction: Diabetic foot ulcer is the main aetiology for non-traumatic amputation, which is a major public health care concern. A multidisciplinary approach in the management of this pathology has been shown to improve the surgical outcome. However, there are little data available on the tools we can use to pursue this multidisciplinary approach. The main goal of this cross-sectional study was to find out whether the implementation of a specific management pathway could improve the treatment outcome in the treatment of diabetic foot.

    Materials and Methods: From 2012 to 2014, we consecutively recruited patients with diabetic foot referred to Orthopaedic surgery department of our university for surgical opinion. A specific diabetic foot pathway was introduced in 2013. One group of patients who were treated with previous method were evaluated retrospectively. Another group of patients who were treated after implementation of the pathway were evaluated prospectively. We compared treatment outcome between the two groups.

    Results: We included 51 patients. Amputation rate was similar both the groups: 74% in the retrospective group not using the new pathway versus 73% in a prospective group that used the new pathway. Revision surgery was 39% in the retrospective group and 14% in the prospective group (p=0.05).

    Conclusion: We recommend the use of this simple and cost-effective pathway to guide the interdisciplinary management of diabetic foot. A prospective study with more subjects would provide a better overview of this management pathway.

    Matched MeSH terms: Cost-Benefit Analysis
  20. Wu DB, Chaiyakunapruk N, Chong HY, Beutels P
    Vaccine, 2015 Mar 30;33(14):1633-58.
    PMID: 25681663 DOI: 10.1016/j.vaccine.2015.01.081
    BACKGROUND: Seven-valent pneumococcal conjugate vaccines (PCV7) have been used in children for more than a decade. Given the observed increase in disease caused by pneumococcal serotypes not covered by PCV7, an increasing number of countries are switching from 7-valent to 10- and 13-valent PCVs ("PCV10" and "PCV13"). Economic evaluations are important tools to inform decisions and price negotiations to make such a switch.
    OBJECTIVE: This review aims to provide a critical assessment of economic evaluations involving PCV10 or PCV13, published since 2006.
    METHODS: We searched Scopus, ISI Web of Science (SCI and SSCI) and Pubmed to retrieve, select and review relevant studies, which were archived between 1st January 2006 and 31st January 2014. The review protocol involved standard extraction of assumptions, methods, results and sponsorships from the original studies.
    RESULTS: Sixty-three economic evaluations on PCVs published since January 2006 were identified. About half of these evaluated PCV10 and/or PCV13, the subject of this review. At current prices, both PCV13 and PCV10 were likely judged preferable to PCV7. However, the combined uncertainty related to price differences, burden of disease, vaccine effectiveness, herd and serotype replacement effects determine the preference base for either PCV10 or PCV13. The pivotal assumptions and results of these analyses also depended on which manufacturer sponsored the study.
    CONCLUSION: A more thorough exploration of uncertainty should be made in future analyses on this subject, as we lack understanding to adequately model herd and serotype replacement effects to reliably predict the population impact of PCVs. The introduction of further improved PCVs in an environment of evolving antibiotic resistance and under the continuing influence of previous PCVs implies that the complexity and data requirements for relevant analyses will further increase. Decision makers using these analyses should not just rely on an analysis from a single manufacturer.
    KEYWORDS: Cost-effectiveness; Costbenefit; Pneumococcal conjugate vaccine; Streptococcus pneumoniae
    Matched MeSH terms: Cost-Benefit Analysis
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