Displaying publications 1 - 20 of 43 in total

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  1. Salari N, Shohaimi S, Najafi F, Nallappan M, Karishnarajah I
    PLoS One, 2014;9(11):e112987.
    PMID: 25419659 DOI: 10.1371/journal.pone.0112987
    Among numerous artificial intelligence approaches, k-Nearest Neighbor algorithms, genetic algorithms, and artificial neural networks are considered as the most common and effective methods in classification problems in numerous studies. In the present study, the results of the implementation of a novel hybrid feature selection-classification model using the above mentioned methods are presented. The purpose is benefitting from the synergies obtained from combining these technologies for the development of classification models. Such a combination creates an opportunity to invest in the strength of each algorithm, and is an approach to make up for their deficiencies. To develop proposed model, with the aim of obtaining the best array of features, first, feature ranking techniques such as the Fisher's discriminant ratio and class separability criteria were used to prioritize features. Second, the obtained results that included arrays of the top-ranked features were used as the initial population of a genetic algorithm to produce optimum arrays of features. Third, using a modified k-Nearest Neighbor method as well as an improved method of backpropagation neural networks, the classification process was advanced based on optimum arrays of the features selected by genetic algorithms. The performance of the proposed model was compared with thirteen well-known classification models based on seven datasets. Furthermore, the statistical analysis was performed using the Friedman test followed by post-hoc tests. The experimental findings indicated that the novel proposed hybrid model resulted in significantly better classification performance compared with all 13 classification methods. Finally, the performance results of the proposed model was benchmarked against the best ones reported as the state-of-the-art classifiers in terms of classification accuracy for the same data sets. The substantial findings of the comprehensive comparative study revealed that performance of the proposed model in terms of classification accuracy is desirable, promising, and competitive to the existing state-of-the-art classification models.
    Matched MeSH terms: Cardiology/classification; Cardiology/methods
  2. Xie CB, Chan MY, Teo SG, Low AF, Tan HC, Lee CH
    Singapore Med J, 2011 Nov;52(11):835-9.
    PMID: 22173254
    There is a paucity of data on acute myocardial infarction (AMI) in young Asian women and of comparative data among various ethnic groups with respect to risk factor profile and clinical outcomes. We present a comprehensive overview of the clinical characteristics of young Asian women with AMI and a comparative analysis among Chinese, Malay and Indian women in a multi-ethnic Asian country.
    Matched MeSH terms: Cardiology/methods
  3. Zheleva B, Verstappen A, Overman DM, Ahmad F, Ali SKM, Al Halees ZY, et al.
    Cardiol Young, 2023 Aug;33(8):1277-1287.
    PMID: 37615116 DOI: 10.1017/S1047951123002688
    The Eighth World Congress of Pediatric Cardiology and Cardiac Surgery (WCPCCS) will be held in Washington DC, USA, from Saturday, 26 August, 2023 to Friday, 1 September, 2023, inclusive. The Eighth World Congress of Pediatric Cardiology and Cardiac Surgery will be the largest and most comprehensive scientific meeting dedicated to paediatric and congenital cardiac care ever held. At the time of the writing of this manuscript, The Eighth World Congress of Pediatric Cardiology and Cardiac Surgery has 5,037 registered attendees (and rising) from 117 countries, a truly diverse and international faculty of over 925 individuals from 89 countries, over 2,000 individual abstracts and poster presenters from 101 countries, and a Best Abstract Competition featuring 153 oral abstracts from 34 countries. For information about the Eighth World Congress of Pediatric Cardiology and Cardiac Surgery, please visit the following website: [www.WCPCCS2023.org]. The purpose of this manuscript is to review the activities related to global health and advocacy that will occur at the Eighth World Congress of Pediatric Cardiology and Cardiac Surgery.Acknowledging the need for urgent change, we wanted to take the opportunity to bring a common voice to the global community and issue the Washington DC WCPCCS Call to Action on Addressing the Global Burden of Pediatric and Congenital Heart Diseases. A copy of this Washington DC WCPCCS Call to Action is provided in the Appendix of this manuscript. This Washington DC WCPCCS Call to Action is an initiative aimed at increasing awareness of the global burden, promoting the development of sustainable care systems, and improving access to high quality and equitable healthcare for children with heart disease as well as adults with congenital heart disease worldwide.
    Matched MeSH terms: Cardiology*
  4. Ahmad WA, Fong AY, Quek DK, Sim KH, Zambahari R
    Eur Heart J, 2012 Jan;33(2):155-6.
    PMID: 22351968
    Matched MeSH terms: Cardiology/organization & administration*
  5. Murtaza G, Khan MY, Azhar S, Khan SA, Khan TM
    Saudi Pharm J, 2016 Mar;24(2):220-5.
    PMID: 27013915 DOI: 10.1016/j.jsps.2015.03.009
    Drug-drug interactions (DDIs) may result in the alteration of therapeutic response. Sometimes they may increase the untoward effects of many drugs. Hospitalized cardiac patients need more attention regarding drug-drug interactions due to complexity of their disease and therapeutic regimen. This research was performed to find out types, prevalence and association between various predictors of potential drug-drug interactions (pDDIs) in the Department of Cardiology and to report common interactions. This study was performed in the hospitalized cardiac patients at Ayub Teaching Hospital, Abbottabad, Pakistan. Patient charts of 2342 patients were assessed for pDDIs using Micromedex® Drug Information. Logistic regression was applied to find predictors of pDDIs. The main outcome measure in the study was the association of the potential drug-drug interactions with various factors such as age, gender, polypharmacy, and hospital stay of the patients. We identified 53 interacting-combinations that were present in total 5109 pDDIs with median number of 02 pDDIs per patient. Overall, 91.6% patients had at least one pDDI; 86.3% were having at least one major pDDI, and 84.5% patients had at least one moderate pDDI. Among 5109 identified pDDIs, most were of moderate (55%) or major severity (45%); established (24.2%), theoretical (18.8%) or probable (57%) type of scientific evidence. Top 10 common pDDIs included 3 major and 7 moderate interactions. Results obtained by multivariate logistic regression revealed a significant association of the occurrence of pDDIs in patient with age of 60 years or more (p 
    Matched MeSH terms: Cardiology
  6. Azarisman SM, Aszrin A, Marzuki AO, Fatnoon NN, Hilmi A, Hadzri MH, et al.
    PMID: 21073073
    Three hundred thirty-one consecutive patients presenting with hypertension to the outpatient medical clinic of Tengku Ampuan Afzan Hospital, Kuantan, Malaysia were screened and 150 patients with concurrent diabetes were enrolled into a cross-sectional study. The majority of patients were male (60.6%) with a mean age of 60.0 +/- 11.0 years. The mean systolic blood pressure (SBP) was 140.9 +/- 20.1 mmHg and the mean diastolic blood pressure (DBP) was 81.7 +/- 9.8 mmHg. Only 38.0% (57/150) of patients had blood pressures within recommended guidelines (130/80 mmHg). The mean blood pressure in this group was 123.7 +/- 8.5/76.4 +/- 5.6 mmHg. The majority of patients were on either 2 (41.3%) or 3 (31.3%) anti-hypertensives. Females had a significantly higher SBP 145.4 +/- 22.7 vs. 138.0 +/- 17.8 mmHg in males (p = 0.026). The level of blood pressure control in diabetics was unsatisfactory, especially in females and the elderly. A reassessment of priorities in the management of patients with concurrent hypertension and diabetes is therefore, urgently needed.

    Study site: outpatient medical clinic of Tengku Ampuan Afzan Hospital,
    Matched MeSH terms: Cardiology Service, Hospital
  7. Johnson DD
    Family Practitioner, 1983;6:50-54.
    Matched MeSH terms: Cardiology
  8. Elina RA, Husain R, Lang CC
    JUMMEC, 2005;8:9-22.
    Cardiopulmonary exercise testing is a non-invasive physiological test which incorporates the conventional method of exercise stress test with a more advanced breath-to-breath ventilatory analysis. The physiological parameters obtained from the test help to illustrate the cardiovascular, respiratory and metabolic responses to physical exertion. Individual's functional capacity and aerobic fitness is reflected by the value of maximal oxygen consumption (VO2 max) obtained from the cardiopulmonary exercise test. This non-invasive and sophisticated test is regarded as a valuable assessment tool in research and clinical practice. Cardiopulmonary exercise test has been extensively utilized to define the mechanisms of exercise intolerance in various clinical disorders, to evaluate responses to therapy and indicate disease prognosis. Emerging data obtained from the use of the cardiopulmonary exercise testing in the research field, has led to its extensive clinical usage. It is now utilized as an integral part of the patients' clinical evaluation in the field of respiratory and cardiovascular medicine, sports medicine, surgery as well as occupational and rehabilitative medicine. It has a clinical role in assessing patient's functional capacity, monitoring disease progression and response to therapy, predicting prognosis, and perioperative morbidity and mortality, as well as constructing and monitoring training and rehabilitative programs. This article aims to give an overview of the physiological profiles obtained from cardiopulmonary exercise testing, its methodological aspects, as well as its utility in research and clinical practice. KEYWORDS: Cardiopulmonary, exercise, physiology, respiratory medicine, oxygen consumption
    Matched MeSH terms: Cardiology
  9. Clinical Practice Guidelines: Management of Acute ST Segment Elevation Myocardial Infarction (STEMI), 4th Edition. Putrajaya: Ministry of Health, Malaysia; 2019

    Older versions:
    Clinical Practice Guidelines: Management of Acute ST Segment Elevation Myocardial Infarction (STEMI), 3rd Edition. Putrajaya: Ministry of Health, Malaysia; 2014
    Clinical Practice Guidelines: Management of Acute ST Segment Elevation Myocardial Infarction (STEMI), 2nd Edition. Putrajaya: Ministry of Health, Malaysia; 2007
    Clinical Practice Guidelines: Management of Acute ST Segment Elevation Myocardial Infarction (STEMI), First Edition. Putrajaya: Ministry of Health, Malaysia; 2001
    Keywords: CPG
    Matched MeSH terms: Cardiology
  10. Citation: Clinical Practice Guidelines: Management of Hypertension, 5th Edition. Putrajaya: Ministry of Health, Malaysia; 2018

    Training Manual: http://www.acadmed.org.my/view_file.cfm?fileid=944

    Older versions
    Clinical Practice Guidelines: Management of Hypertension, 4th Edition. Putrajaya: Ministry of Health, Malaysia; 2013
    http://www.acadmed.org.my/view_file.cfm?fileid=634
    Clinical Practice Guidelines: Management of Hypertension, 3rd Edition. Kuala Lumpur: Ministry of Health, Malaysia; 2008
    Clinical Practice Guidelines: Management of Hypertension, 2nd Edition. Kuala Lumpur: Ministry of Health, Malaysia; 2002
    Keywords: CPG
    Matched MeSH terms: Cardiology
  11. Clinical Practice Guidelines: Management of Stable Angina Pectoris, Second Edition. Putrajaya: Ministry of Health, Malaysia; 2018

    Older version: First Edition (2010)
    Keywords: CPG
    Matched MeSH terms: Cardiology
  12. ISBN: 978-967-11794-4-4
    Citation: Clinical Practice Guidelines: Management on Heart Failure, 4th Edition. Putrajaya: Ministry of Health, Malaysia; 2019

    Older versions: Third Edition (2014); Second Edition (2007); First Edition (2000)
    Keywords: CPG


    Matched MeSH terms: Cardiology
  13. Chia YC, Turana Y, Sukonthasarn A, Zhang Y, Shin J, Cheng HM, et al.
    J Clin Hypertens (Greenwich), 2021 03;23(3):422-434.
    PMID: 33634570 DOI: 10.1111/jch.14226
    Guidelines on the management of hypertension have been developed by various professional bodies and institutions to primarily address the issues of diagnosis, treatment, and control in order to rationalize and improve the management of hypertension. Hypertension guidelines across the world have recently been updated following the new and controversial lower blood pressure threshold of ≥130/80 mmHg for the diagnosis of hypertension adopted by the Americans. While there are differences between the major as well as between the Asian national guidelines, there were also many similarities. This paper discusses and highlights the differences and similarities between the major international guidelines of the American College of Cardiology/American Heart Association, of the European Society of Cardiology/European Society of Hypertension, and of the International Society of Hypertension and also compares them with the Asian guidelines.
    Matched MeSH terms: Cardiology*
  14. Tan JWC, Sim D, Ako J, Almahmeed W, Cooper ME, Dalal JJ, et al.
    Eur Cardiol, 2021 Feb;16:e14.
    PMID: 33976709 DOI: 10.15420/ecr.2020.52
    The Asian Pacific Society of Cardiology convened a consensus statement panel for optimising cardiovascular (CV) outcomes in type 2 diabetes, and reviewed the current literature. Relevant articles were appraised using the Grading of Recommendations, Assessment, Development and Evaluation system, and consensus statements were developed in two meetings and were confirmed through online voting. The consensus statements indicated that lifestyle interventions must be emphasised for patients with prediabetes, and optimal glucose control should be encouraged when possible. Sodium-glucose cotransporter 2 inhibitors (SGLT2i) are recommended for patients with chronic kidney disease with adequate renal function, and for patients with heart failure with reduced ejection fraction. In addition to SGLT2i, glucagon-like peptide-1 receptor agonists are recommended for patients at high risk of CV events. A blood pressure target below 140/90 mmHg is generally recommended for patients with type 2 diabetes. Antiplatelet therapy is recommended for secondary prevention in patients with atherosclerotic CV disease.
    Matched MeSH terms: Cardiology
  15. Chanana BB, Chandra P, Cheng JJ, Dick R, Gwon HC, Hiremath MS, et al.
    Int J Cardiol, 2016 Nov 01;222:832-40.
    PMID: 27522385 DOI: 10.1016/j.ijcard.2016.07.273
    BACKGROUND & AIMS: Although Absorb Bioresorbable Vascular Scaffolds (A-BVS) are routinely used in the Asia-Pacific, there is little information on patient selection or deployment technique here. This document investigates the experiences of leading interventional cardiologists from the Asia-Pacific region with a focus on patient characteristics, deployment techniques and management.

    METHODS AND RESULTS: A detailed questionnaire was distributed to 28 highly-experienced interventional cardiologists ('Authors') from 13 Asia-Pacific countries. The results were discussed at a meeting on patient selection, technical consideration, deployment practices and patient management. Potential patient benefits of Absorb compared to metallic DES, the learning curve for patient selection and preparation, device deployment, and subsequent patient management approaches are presented.

    CONCLUSIONS: Current practices are derived from guidelines optimized for European patients. Differences in approach exist in the Asia-Pacific context, including limited access to imaging and frequency of occurrence of complex lesions. Nevertheless, the use of the Absorb BVS ('Absorb') in certain Asia-Pacific countries has flourished and practices here are continuing to mature.

    Matched MeSH terms: Cardiology*; Cardiologists/statistics & numerical data*
  16. Sahrol Nizam Abu Bakar, Bachok Norsa’adah, Zurkurnai Yusof, Mansor Yahya, Mohd Nazri Shafei
    MyJurnal
    Introduction: Information on sick leave duration among employees with the first episode of acute coronary syndrome (ACS) throughout the world was limited. The aims of the study were to determine the sick leave duration and its predictive factors among employees diagnosed with the first episode of ACS. Methods: A cohort study was conduct- ed among employees who were admitted to the cardiology centre in the public hospitals in northeastern Malaysia. Data was collected using a designed proforma. The respondents were interviewed, and their medical records were reviewed on the second day of hospital admission. Information on sick leave duration was obtained from sick leave book in the wards. Multiple linear regression analysis was applied to determine the predictive factors for sick leave duration. Results: A total of 78 respondents participated in this study. The mean (SD) age of the respondents was
    47.5 (7.31) year old. The majority were male (92.3%), married (94.9%) and had a low level of education (62.8%). The sick leave duration ranged from 4 to 180 days with the median (IqR) of 35.5 (32) days. The predictive factors for sick leave duration were smoking (Adjusted b=20.1, 95% CI: 7.4, 32.8), not attending cardiac rehabilitation after discharge (Adjusted b=19.9, 95% CI: 6.7, 33.6) and presence of complication during admission (Adjusted b=28.6, 95% CI: 15.1, 42.0). Conclusion: The sick leave duration was relatively low and being a smoker, having a complica- tion during admission and not attending cardiac rehabilitation after discharged predicts a longer sick leave duration.
    Matched MeSH terms: Cardiology
  17. Aniza, I., Syafrawati, Saperi, S., Zafar, M., Amrizal, M.N., Ika Fazura, M.N.
    MyJurnal
    Background: Cardiovascular disease is the number one cause of death globally and is projected to remain the leading cause of death. If the trend is allowed to continue, by 2015 an estimated 20 million people will die from cardiovascular disease (mainly because of myocardial infarction and strokes). The number of cardiovascular disease cases in Malaysia has increased to 14% in five years from 96,000 cases in 1995 to 110,000 cases in 2000.

    Methods: The cost to treat patients admitted to Universiti Kebangsaan Malaysia Medical Center (UKMMC) Malaysia, diagnosed with Acute Uncomplicated ST Elevated Myocardial Infarction (STEMI) was calculated by using two different methodologies, namely step down costing methodology and activity based costing using clinical pathway.

    Results: Cost for each stay per day at the cardiology ward using the step down methodology is RM596.42. The treatment cost is estimated from RM1, 789.26 to RM 4,771.36. The average cost per episode for STEMI care with the average length of stay for 5.6 days is RM3, 340(SD ±596.42. The cost of coronary PCI procedure in step costing is RM 13,950.00. Hence, the total cost incurs for STEMI with PCI is RM 17,290.00(SD ±596.42) by using step down method. (an average cost per episode is RM3,340, plus the cost of coronary procedure of RM 13,950.00 . However by using the ABC the cost of STEMI (PCI) with an average length of stay for 5.6 days is RM 20,431.39. The study showed the ABC method was higher by 15.3% than the step down costing.

    Conclusion: The cost in managing STEMI (PCI) with the average length of stay of 5.6 days was calculated by using two different methodologies, namely step down costing methodology and activity based costing. Cost of treatment calculated by using activity based costing are higher because all resources used are incorporated in detail. The ABC method was higher by 15.3% than the step down costing. The difference is within 80-20 rules and the biggest percentage of cost in both methodsis procedure or PCI cost.
    Matched MeSH terms: Cardiology
  18. Khan M, Lamelas P, Musa H, Paty J, McCready T, Nieuwlaat R, et al.
    Glob Heart, 2018 Jun;13(2):93-100.e1.
    PMID: 29331282 DOI: 10.1016/j.gheart.2017.11.002
    BACKGROUND: Cardiovascular disease (CVD) is the leading cause of death worldwide. The need to address CVD is greatest in low- and middle-income countries where there is a shortage of trained health workers in CVD detection, prevention, and control.

    OBJECTIVES: Based on the growing evidence that many elements of chronic disease management can be shifted to nonphysician health care workers (NPHW), the HOPE-4 (Heart Outcomes Prevention and Evaluation Program) aimed to develop, test, and implement a training curriculum on CVD prevention and control in Colombia, Malaysia, and low-resource settings in Canada.

    METHODS: Curriculum development followed an iterative and phased approach where evidence-based guidelines, revised blood pressure treatment algorithms, and culturally relevant risk factor counseling were incorporated. Through a pilot-training process with high school students in Canada, the curriculum was further refined. Implementation of the curriculum in Colombia, Malaysia, and Canada occurred through partner organizations as the HOPE-4 team coordinated the program from Hamilton, Ontario, Canada. In addition to content on the burden of disease, cardiovascular system pathophysiology, and CVD risk factors, the curriculum also included evaluations such as module tests, in-class exercises, and observed structured clinical examinations, which were administered by the local partner organizations. These evaluations served as indicators of adequate uptake of curriculum content as well as readiness to work as an NPHW in the field.

    RESULTS: Overall, 51 NPHW successfully completed the training curriculum with an average score of 93.19% on module tests and 84.76% on the observed structured clinical examinations. Since implementation, the curriculum has also been adapted to the World Health Organization's HEARTS Technical Package, which was launched in 2016 to improve management of CVD in primary health care.

    CONCLUSIONS: The robust curriculum development, testing, and implementation process described affirm that NPHW in diverse settings can be trained in implementing measures for CVD prevention and control.

    Matched MeSH terms: Cardiology/education*
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