Siew Chin Ong

ORCID: 0000-0002-9750-9588
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About
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Research Areas
  • Health Systems, Economic Evaluations, Quality of Life
  • Pharmaceutical Practices and Patient Outcomes
  • Antibiotic Use and Resistance
  • Heart Failure Treatment and Management
  • Diabetes Treatment and Management
  • Liver Disease Diagnosis and Treatment
  • Diabetes Management and Education
  • COVID-19 and Mental Health
  • Hepatitis B Virus Studies
  • Pharmaceutical Economics and Policy
  • Cardiovascular Function and Risk Factors
  • Hepatitis C virus research
  • Dialysis and Renal Disease Management
  • Behavioral Health and Interventions
  • Healthcare Systems and Reforms
  • Healthcare Policy and Management
  • Chronic Disease Management Strategies
  • Mental Health Treatment and Access
  • Global Health Care Issues
  • Renal Transplantation Outcomes and Treatments
  • Medication Adherence and Compliance
  • Diabetes Management and Research
  • Chronic Obstructive Pulmonary Disease (COPD) Research
  • Patient Satisfaction in Healthcare
  • Acute Ischemic Stroke Management

Universiti Sains Malaysia
2000-2025

Hospital Universiti Sains Malaysia
2021-2023

SingHealth
2011-2014

National University of Singapore
2004-2009

Molina Center for Energy and the Environment
2008

University of London
2004

Background: Diabetes is a major chronic illness that negatively influences individuals and society. Therefore, this research aimed to analyze evaluate the cost associated with diabetes management, specific Pakistani Type 2 population. Research scheme methods: A survey randomly collected information data from patients throughout Pakistan out-patient clinics. Direct indirect costs were evaluated, analyzed descriptive inferential statistics. Results: An overall of 1839 participated in study....

10.3390/ijerph191912611 article EN International Journal of Environmental Research and Public Health 2022-10-02

Background Short-acting beta-2 agonists (SABA) are bronchodilators that offer rapid relief for asthma patients experiencing acute symptoms. The availability of SABA inhalers without a prescription may exacerbate the overuse SABA. This study aimed to explore perceptions, practices, and experiences community pharmacists toward using in Malaysia.

10.1080/20523211.2025.2455065 article EN cc-by-nc Journal of Pharmaceutical Policy and Practice 2025-02-04

The relationship between stages of chronic hepatitis B liver disease and health-related quality life (HRQoL) is an important aspect the overall management virus (HBV) infection, yet not well characterized. Consequently we sought to examine HRQoL in HBV patients, stratified by severity, compared with normal controls hypertensive using Short Form 36 Health Survey (SF-36) EQ-5D self-report questionnaire. Univariate multivariate analyses were then performed. A total 432 (156 asymptomatic...

10.1002/hep.22138 article EN Hepatology 2008-03-03

Kidney failure is a global health problem with worldwide mean prevalence rate of 13.4%. remains symptomless during most the early stages until symptoms appear in advanced stages. associated decrease health-related quality life (HRQOL), deterioration physical and mental health, an increased risk cardiovascular morbidity mortality. This study aimed to evaluate factors decreased HRQOL other affecting overall patients. Another objective was measure how medication adherence depression could...

10.3390/ijerph192215266 article EN International Journal of Environmental Research and Public Health 2022-11-18

Abstract Background and Objective Hepatocellular carcinoma (HCC) is one of the leading causes cancer-related death worldwide, especially in China. According to 2021 Chinese Society Clinical Oncology guidelines, sorafenib, lenvatinib, atezolizumab combined with bevacizumab, sintilimab bevacizumab are recommended as first-line treatment options for advanced HCC. This study provides a cost-effectiveness analysis these treatments from patient perspective. Methods A partitioned survival model was...

10.1186/s12962-023-00435-x article EN cc-by Cost Effectiveness and Resource Allocation 2023-03-31

Unused medications have not only caused wastage, but improper disposal of unwanted medicines also has a negative impact on the environment and public health. The aim this study was to public's knowledge, awareness practice disposing or unused in Malaysia. This descriptive, cross-sectional survey conducted across Malaysia among general using pre-validated questionnaire. A non-probability convenience sampling method used for data collection. approval obtained from ethics committee, written...

10.1111/jphs.12333 article EN Journal of Pharmaceutical Health Services Research 2019-12-18

Chronic obstructive pulmonary disease (COPD) requires long-term pharmacological and non-pharmacological management that encompasses continuous economic burden on patients society, also results in productivity losses due to compromised quality of life. Among working-age patients, COPD is the 11th leading cause work loss. The aim this study was assess Malaysia, including direct costs for indirect patients. Overall, 150 with an established diagnosis were followed-up a period 1 year from August...

10.1007/s41669-020-00214-x article EN cc-by-nc PharmacoEconomics - Open 2020-04-14

Abstract In 2021, the International Diabetes Federation (IDF) reported that prevalence of diabetes in Pakistan was 9.6%, higher than global average. However, adherence to treatment guidelines, e.g., American Association and Endocrine Society prescription patterns for Oral anti-diabetes (OAD), is poorly understood Pakistan. Therefore, this study aimed examine prescribing practices anti-diabetic medications, an association lifestyle modification with drugs prescribed, their effectiveness...

10.1038/s41598-023-50517-2 article EN cc-by Scientific Reports 2023-12-27

ABSTRACT Background and Aims There is a lack of population‐based studies focusing on guideline‐based prognostic models for stroke. This study aimed to develop validate model that predicts mortality following first‐ever acute ischemic Methods The included 899 adult patients ( ≥ 18 years) with confirmed diagnosis stroke enrolled in the Malaysian National Stroke Registry (NSR) from January 2009 December 2019. primary outcome was within 90 days post‐stroke (266 events [29.6%]). developed using...

10.1002/hsr2.70445 article EN cc-by Health Science Reports 2025-02-01

Alzheimer's disease (AD) is expected to have a significant impact on resource use and economic consequences along with population aging. This study aims investigate the annual burden of underlying cost drivers. Patients AD aged 65 above accompanied primary caregivers were recruited in 6 tertiary care hospitals. A structured interview was conducted collect sociodemographic, clinical information using an adapted questionnaire. Direct medical cost, direct non-medical indirect annualised...

10.1186/s12877-025-05717-y article EN cc-by-nc-nd BMC Geriatrics 2025-03-06

Alzheimer's disease (AD) not only impacts the patients but substantially informal caregivers in terms of physical and psychological burden. This study aims to determine burden level with different stages AD use special accommodation (SpA) along its predictors. A cross-sectional was conducted by interviewing recruited from 4 tertiary hospitals. Zarit Burden Interview (ZBI) used estimate caregivers' The analysis categorized into two groups based on SpA. Multivariable linear regression employed...

10.1038/s41598-025-95210-8 article EN cc-by-nc-nd Scientific Reports 2025-03-24

Summary. Hepatitis B virus (HBV) infection is the most common cause of chronic viral liver disease in Singapore. Nevertheless, very little data exist on financial burden HBV to society as a whole. The aim this study was therefore assess direct and indirect cost cost‐of‐illness analysis. combined from with estimated prevalence for different stages would represent annual Singaporean total its associated complications Singapore US$279 million (range US$34–941 when allowing various assumptions...

10.1111/j.1365-2893.2008.01042.x article EN Journal of Viral Hepatitis 2008-10-08

Background Estimation of the economic burden heart failure (HF) through a complete evaluation is essential for improved treatment planning in future. This estimation also helps reimbursement decisions newer HF treatments. study aims to estimate cost Malaysia from Ministry Health’s perspective. Materials and methods A prevalence-based, bottom-up analysis was conducted three tertiary hospitals Malaysia. Chronic patients who received between 1 January 2016 31 December 2018 were included study....

10.3389/fcvm.2022.971592 article EN cc-by Frontiers in Cardiovascular Medicine 2022-11-02

To estimate and compare the direct medical cost in management of chronic hepatitis B (CHB) infection its complications from perspective public health organizations Hong Kong Singapore.Hong Singapore are endemic virus areas with about 10% 5%, respectively, population estimated as infected.The histories 660 patients CHB who received services over 5 years three major hospitals were studied retrospectively. Costs analyzed according to five disease states dollars (HKD) (SGD).In both Singapore,...

10.1097/00004836-200411003-00004 article EN Journal of Clinical Gastroenterology 2004-10-19
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