Displaying publications 61 - 80 of 2096 in total

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  1. Puvanachandra P, Kulanthayan S, Hyder AA
    Qual Health Res, 2012 Nov;22(11):1476-85.
    PMID: 22910586 DOI: 10.1177/1049732312457245
    In 2006, the Malaysian government began implementing road safety education (RSE) programs in primary schools, involving numerous stakeholders. We interviewed 19 stakeholders. Thematic analysis led to the identification of four themes: road traffic injuries (RTIs) among children in Malaysia, the role of RSE, factors affecting successful implementation, and intersectoral involvement. The latter was identified as a significant strength of the overall approach to implementation, and is one of the first examples in Malaysia and in the region of such an approach. Lack of official documentation surrounding ownership, funding responsibilities, and roles among the various sectors led to resistance from some groups. Although we know from scientific studies what works in terms of reducing RTIs, the more important question is how such interventions can be successfully and sustainably implemented, particularly in low- and middle-income countries (LMIC). The results of this study permit stronger understanding of issues surrounding the implementation of RTI interventions in LMIC.
    Matched MeSH terms: Qualitative Research
  2. Baccini A, Petrovich E
    PLoS One, 2023;18(12):e0294669.
    PMID: 38157326 DOI: 10.1371/journal.pone.0294669
    Self-citations are a key topic in evaluative bibliometrics because they can artificially inflate citation-related performance indicators. Recently, self-citations defined at the largest scale, i.e., country self-citations, have started to attract the attention of researchers and policymakers. According to a recent research, in fact, the anomalous trends in the country self-citation rates of some countries, such as Italy, have been induced by the distorting effect of citation metrics-centered science policies. In the present study, we investigate the trends of country self-citations in 50 countries over the world in the period 1996-2019 using Scopus data. Results show that for most countries country self-citations have decreased over time. 12 countries (Colombia, Egypt, Indonesia, Iran, Italy, Malaysia, Pakistan, Romania, Russian Federation, Saudi Arabia, Thailand, and Ukraine), however, exhibit different behavior, with anomalous trends of self-citations. We argue that these anomalies should be attributed to the aggressive science policies adopted by these countries in recent years, which are all characterized by direct or indirect incentives for citations. Our analysis confirms that when bibliometric indicators are integrated into systems of incentives, they are capable of affecting rapidly and visibly the citation behavior of entire countries.
    Matched MeSH terms: Biomedical Research*
  3. Mokhtar, M., Shuib, A., Mohamad, D.
    MyJurnal
    Portfolio optimisation is one of the most crucial issues in investment decision-making and has received considerable attention from researchers and practitioners. Traditionally, the portfolio optimisation models are formulated based on the assumption that investors have complete information on the distribution of random returns. However, in real life case, this is not possible since decisions have to be made under uncertainty. This paper deals with a fuzzy portfolio optimisation problem in which returns and turnover rates of securities are represented by fuzzy variables. A goal programming model is proposed to optimise three objectives: maximisation of portfolio return, maximisation of liquidity and minimisation of the portfolio risk. The cardinality constraints, floor and ceiling constraints are also taken into consideration. Finally, a numerical experiment using real data is conducted to demonstrate the applicability of the model.
    Matched MeSH terms: Research Personnel
  4. Taib NA, Yip CH, Low WY
    World J Surg, 2014 Jul;38(7):1676-84.
    PMID: 24280975 DOI: 10.1007/s00268-013-2339-4
    Advanced breast cancer presentation remains a large obstacle in lowering mortality rates in low- and middle-resource countries. This study aims to explore the reasons why women present with breast cancer at an advanced stage.
    Matched MeSH terms: Qualitative Research
  5. Nikpay F, Ahmad R, Yin Kia C
    Eval Program Plann, 2017 02;60:1-16.
    PMID: 27665066 DOI: 10.1016/j.evalprogplan.2016.09.001
    Enterprise Architecture (EA) implementation evaluation provides a set of methods and practices for evaluating the EA implementation artefacts within an EA implementation project. There are insufficient practices in existing EA evaluation models in terms of considering all EA functions and processes, using structured methods in developing EA implementation, employing matured practices, and using appropriate metrics to achieve proper evaluation. The aim of this research is to develop a hybrid evaluation method that supports achieving the objectives of EA implementation. To attain this aim, the first step is to identify EA implementation evaluation practices. To this end, a Systematic Literature Review (SLR) was conducted. Second, the proposed hybrid method was developed based on the foundation and information extracted from the SLR, semi-structured interviews with EA practitioners, program theory evaluation and Information Systems (ISs) evaluation. Finally, the proposed method was validated by means of a case study and expert reviews. This research provides a suitable foundation for researchers who wish to extend and continue this research topic with further analysis and exploration, and for practitioners who would like to employ an effective and lightweight evaluation method for EA projects.
    Matched MeSH terms: Research Design*
  6. Xenos P, Kabamalan M, Westley SB
    PMID: 12349008
    Matched MeSH terms: Research*
  7. Heller PS
    Soc Sci Med, 1982;16(3):267-84.
    PMID: 7100978 DOI: 10.1016/0277-9536(82)90337-9
    This paper provides an empirical analysis of the determinants of the demand for medical services in Peninsular Malaysia. After elaborating a theoretical model of household demand for medical care in Section II an econometric model is specified and estimated in Sections III, IV, and V. The results indicate that total medical demand, as measured by the absolute volume of outpatient and inpatient consumption, is highly inelastic to the cash price and to the cost in time of utilization. Total medical demand is also inelastic with respect to income. Yet consumers are clearly responsive to the relative prices of alternative sources of medical care. Consumers are also sensitive to the way in which the time of utilization is spent, with high travel and treatment time causing reduced demand for services.
    Matched MeSH terms: Health Services Research/economics*
  8. Magdalene Andrew-Munot, Abdullah Yassin, Syed Tarmizi Syed Shazali, Marini Sawawi
    MyJurnal
    Remanufacturing of used-products is becoming an important activity in many production companies. This paper reviews key remanufacturing process, highlights eight unique characteristics of remanufacturing process environment and proposes a generic conceptual remanufacturing process model that considers the presence and interactions of these eight features. The generic conceptual model could be modified to suit remanufacturing process of any given used products to be remanufactured. Future research can modify the generic remanufacturing model to suit used automotive parts remanufacturing with unique characteristics and apply simulation technique to model and analyse the corresponding remanufacturing process.
    Matched MeSH terms: Research
  9. Sthaneshwar P, Lai LC, Raja Azzidin RE, Mohd Hussain B, Anas SS, Supremaniam S, et al.
    Malays J Pathol, 2021 Apr;43(1):41-48.
    PMID: 33903304
    INTRODUCTION: The Malaysian Association of Clinical Biochemists (MACB) established a Task Force for Chronic Kidney Disease. A survey was undertaken by the Task Force on the reporting of estimated glomerular filtration rate (eGFR) and urine albumin by hospital laboratories in Malaysia in both the government and private sectors.

    MATERIALS AND METHODS: An e-mail invitation to participate in an online survey was sent to hospital laboratories in Malaysia (n=140). Questions regarding methods for measuring creatinine, equations for calculating eGFR, eGFR reporting, the terminology used in reporting urine albumin, types of samples and the cut-off values used for normal albuminuria.

    RESULTS: A total of 42/140 (30%) laboratories answered the questionnaire. The prevalent method used for serum creatinine measurement was the Jaffé method (88.1%) traceable to isotope-dilution mass spectrometry. eGFR was reported along with serum creatinine by 61.9% of laboratories while 33.3% of laboratories report eGFR on request. The formula used for eGFR reporting was mainly MDRD (64.3%) and results were reported as exact numbers even when the eGFR was <60 ml/min/1.73m2. The term microalbumin is still used by 83.3% of laboratories. There is a large heterogeneity among the labs regarding the type of sample recommended for measuring urine albumin, reference interval and reporting units.

    CONCLUSION: It is evident that the laboratory assessment of chronic kidney disease in Malaysia is not standardised. It is essential to provide a national framework for standardised reporting of eGFR and urine albumin. Recommendations developed by the MACB CKD Task Force, if adopted by all laboratories, will lead to a reduction in this variability.

    Matched MeSH terms: Research Report
  10. Chew BH, Yasin MM, Cheong AT, Rashid MR, Hamzah Z, Ismail M, et al.
    Springerplus, 2015;4:213.
    PMID: 25992310 DOI: 10.1186/s40064-015-1004-9
    Perception of healthcare providers who worked with family medicine specialists (FMSs) could translate into the effectiveness of primary healthcare delivery in daily practices. This study examined perceptions of public healthcare providers/professionals (PHCPs) on FMSs at public health clinics throughout Malaysia. This was a cross-sectional study in 2012-2013 using postal method targeting PHCPs from three categories of health facilities, namely health clinics, health offices and hospitals. A structured questionnaire was developed to assess PHCP's perception of FMS's clinical competency, safety practice, ethical and professional values, and research involvement. It consists of 37 items with Likert scale of strongly disagree (a score of 1) to strongly agree (a score of 5). Interaction and independent effect of the independent variables were tested and adjusted means score were reported. The participants' response rate was 58.0% (780/1345) with almost equal proportion from each of the three public healthcare facilities. There were more positive perceptions than negative among the PHCPs. FMSs were perceived to provide effective and safe treatment to their patients equally disregards of patient's social background. However, there were some concerns of FMSs not doing home visits, not seeing walk-in patients, had long appointment time, not active in scientific research, writing and publication. There were significant differences in perception based on a respondent's health care facility (p research and writing for publication.
    Matched MeSH terms: Research
  11. Chew BH, Cheong AT, Ismail M, Hamzah Z, A-Rashid MR, Md-Yasin M, et al.
    BMJ Open, 2016 Jan 07;6(1):e009375.
    PMID: 26743703 DOI: 10.1136/bmjopen-2015-009375
    OBJECTIVE: To examine impressions of public healthcare providers/professionals (PHCPs) who are working closely with family medicine specialists (FMSs) at public health clinics.
    DESIGN: Cross-sectional study.
    SETTING: This study is part of a larger national study on the perception of Malaysian public healthcare professionals on FMSs (PERMFAMS).
    PARTICIPANTS: PHCPs from three categories of health facility: hospitals, health clinics and health offices.
    MAIN OUTCOME MEASURES: Qualitative analyses of written comments of respondents' general impression of FMSs.
    RESULTS: The participants' response rate was 58.0% (780/1345), with almost equal proportions from each public healthcare facility. A total of 23 categories for each of the 648 impression comments were identified. The six emerging themes were: (1) importance of FMSs; (2) roles of FMSs; (3) clinical performance of FMSs; (4) attributes of FMSs; (5) FMS practice challenges; (6) misconception of FMS roles. Overall, FMS practice was perceived to be safe and able to provide effective treatments in a challenging medical discipline that was in line with the current standards of medical care and ethical and professional values. The areas of concern were in clinical performance expressed by PHCPs from some hospitals and the lack of personal attributes and professionalism among FMSs mentioned by PHCPs from health clinics and offices.
    CONCLUSIONS: FMSs were perceived to be capable of providing effective treatment and were considered to be important primary care physicians. There were a few negative impressions in some areas of FMS practice, which demanded attention by the FMSs themselves and the relevant authorities in order to improve efficiency and safeguard the fraternity's reputation.
    Study site: Klinik Kesihatan, Hospitals, Malaysia
    Matched MeSH terms: Qualitative Research
  12. Chew BH, Cheong AT, Ismail M, Hamzah Z, A-Rashid MR, Md-Yasin M, et al.
    BMJ Open, 2014 Jun 11;4(6):e004645.
    PMID: 24919639 DOI: 10.1136/bmjopen-2013-004645
    OBJECTIVE: To examine the expectation of public healthcare providers/professionals (PHCPs) who are working closely with family medicine specialists (FMSs) at public health clinics.

    DESIGN: Cross-sectional study.

    SETTING: This study is part of a larger national study on the perception of the Malaysian public healthcare professionals on FMSs.

    PARTICIPANTS: PHCPs from three categories of health facilities, namely hospitals, health clinics and health offices.

    MAIN OUTCOME MEASURES: Qualitative analysis of written comments of respondents' expectation of FMSs.

    RESULTS: The participants' response rate was 58% (780/1345) with an almost equal proportion from each public healthcare facility. We identified 21 subthemes for the 623 expectation comments. The six emerging themes are (1) need for more FMSs, (2) clinical roles and functions of FMSs, (3) administrative roles of FMSs, (4) contribution to community and public health, (5) attributes improvement and (6) research and audits. FMSs were expected to give attention to clinical duty. Delivering this responsibility with competence included having the latest medical knowledge in their own and others' medical disciplines, practising evidence-based medicine in prehospital and posthospital care, better supervision of staff and doctors under their care, fostering effective teamwork, communicating more often with hospital specialists and making appropriate referral. Expectations ranged from definite and strong for more FMSs at the health clinics to low expectation for FMSs' involvement in research; to mal-expectation on FMSs' involvement in community and public health programmes.

    CONCLUSIONS: There were some remarkable differences in expectations on FMSs from the three different PHCPs. These ranged from being clinically competent and administratively available for patients and staff at the health clinics, to mal-expectations on FMSs to engage in public health affairs. Relevant parties, including FMSs themselves, could take appropriate self-improvement initiatives to enhance public practice of family medicine and patient care.

    TRIAL REGISTRATION NUMBER NMRR ID: 08-12-1167.

    Matched MeSH terms: Qualitative Research
  13. Mohd Khairol Anuar Mohd Ariffin, Masood fathi, Napsiah Ismail
    MyJurnal
    Assembly line balancing is well-known in mass production system but this problem is non-deterministicpolynomial-time(NP)-hard, even for a simple straight line. Although several heuristic methods havebeen introduced and used by researchers, knowing and using an effective method in solving these typesof problems in less computational time have a considerable place in the area of line balancing problem.In this research, a new heuristic approach, known as critical node method (CNM), was introduced andtested by solving several test problems available in the literature so as to solve straight assembly lines.Finally, the obtained results are compared with 9 other heuristic rules in some performance measures.Thus, it is concluded that the proposed CNM is better than the rest in all the measures.
    Matched MeSH terms: Research; Research Personnel
  14. Moaddy K, Hashim I, Alomari A, Momani S
    This research develops a new non-standard scheme based on the Adomian decomposition method (ADM) to solve nonlinear equations. The ADM was adopted to solve the nonlinear differential equation resulting from the discretization of the differential equation. The new scheme does not need to linearize or non-locally linearize the nonlinear term of the differential equation. Two examples are given to demonstrate the efficiency of this scheme.
    Matched MeSH terms: Research
  15. Mehboob H, Tarlochan F, Mehboob A, Chang SH, Ramesh S, Harun WSW, et al.
    J Mater Sci Mater Med, 2020 Aug 20;31(9):78.
    PMID: 32816091 DOI: 10.1007/s10856-020-06420-7
    The current study is proposing a design envelope for porous Ti-6Al-4V alloy femoral stems to survive under fatigue loads. Numerical computational analysis of these stems with a body-centered-cube (BCC) structure is conducted in ABAQUS. Femoral stems without shell and with various outer dense shell thicknesses (0.5, 1.0, 1.5, and 2 mm) and inner cores (porosities of 90, 77, 63, 47, 30, and 18%) are analyzed. A design space (envelope) is derived by using stem stiffnesses close to that of the femur bone, maximum fatigue stresses of 0.3σys in the porous part, and endurance limits of the dense part of the stems. The Soderberg approach is successfully employed to compute the factor of safety Nf > 1.1. Fully porous stems without dense shells are concluded to fail under fatigue load. It is thus safe to use the porous stems with a shell thickness of 1.5 and 2 mm for all porosities (18-90%), 1 mm shell with 18 and 30% porosities, and 0.5 mm shell with 18% porosity. The reduction in stress shielding was achieved by 28%. Porous stems incorporated BCC structures with dense shells and beads were successfully printed.
    Matched MeSH terms: Research Design
  16. Muntohar, A.S., Rahman, M.E., Hashim, R., Islam, M.S.
    MyJurnal
    The importance of numerical analysis in investigation of piled embankment over soft soil has been developed since 1990. Several investigators have extended the numerical analysis to model ground improvement using soil-column to support embankment or structures. This paper presents a numerical analysis of the Pulverized Fuel Ash (PFA) column-treated peat and compared with field static-loading test results. Back analysis was performed to determine the material parameters and soil stiffness surrounding soil & soil-column. Two geometrical models were used in this analysis: (a) block (Model A), and (b) column group (Model B). This situation was analyzed using commercially available finite element package PLAXIS 2D ver. 8.2. It is found that both models are reliable to simulate the field static-loading test for column-treated peat. Model B shows a higher stability to failure if compared to Model A.
    Matched MeSH terms: Research Personnel
  17. Fasya Sulaiman, Mohammad Mujaheed Hassan
    MyJurnal
    Academic procrastination is a behaviour which can be defined as putting off, delay, prolong, defer, stall, or postpone in performing tasks related to the academic. Academic procrastination is not a new phenomenon but it is a common behaviour especially among students as previous research has found that approximately 75% of students consider themselves as procrastinators. This issue is very much related to the “Student Syndrome” where student only starts to make themselves work in completing the task instantly right before the due date and leaving them with a very short period of time to complete it. There were many previous researchers that had investigated the factors that causing academic procrastination and one of the most common factors are parenting style. However, the pattern of the previous results was inconsistent. Therefore, the purpose of this study is to investigate in deep on the relationship between the motivational aspects of parenting style to academic procrastination with focusing among the undergraduate students who are in their final year from Faculty of Human Ecology, Universiti Putra Malaysia. The research design of this study is a quantitative research and for that reason, a set of questionnaire was distributed to 148 respondents. Result shows that 52.7% of the final year students perceived at high level of academic procrastination. Apart from that, the result also shows that there is no significant relationship between gender and parenting styles to academic procrastination. As a conclusion, academic procrastination is a common behaviour among final year students. However, parenting styles does not affecting academic procrastination due to the students’ age which can be categorised as early adulthood which at this age, parenting style factors does not give an impact on academic procrastination.
    Matched MeSH terms: Research Design
  18. Ng AWR, Loh KK, Gupta N, Narayanan K
    Clin Nutr ESPEN, 2019 10;33:39-41.
    PMID: 31451273 DOI: 10.1016/j.clnesp.2019.07.014
    BACKGROUND & AIMS: Consumption of sugars in food and beverages has increased at an alarming rate. While excessive daily sugar intake has been well-associated as the onset of medical complications, additional sugars are still used in manufactured food products just to satisfy the consumers' needs. Hence, there is a need to develop sugar replacers that have low glycemic response without compromising the organoleptic characteristics of food products. This study aimed to determine if SUITENA™, a novel sweetener containing erythritol, xylitol, and Stevia, has low glycemic response upon consumption by human subjects.

    METHODS: Six human subjects were randomly chosen and were healthy at the point of experimentation. Capillary blood was collected via finger-prick method to monitor the glycemic response of every individual for 90 min after ingestion of sugar solution.

    RESULTS: It was found that the mean area under the curve (AUC) of the dextrose standard was 11.8-fold higher (p 

    Matched MeSH terms: Research Subjects*
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