1.Pandemic-related health literacy: a systematic review of literature in COVID-19, SARS and MERS pandemics.
Jun Jie Benjamin SENG ; Cheng Teng YEAM ; Caleb Weihao HUANG ; Ngiap Chuan TAN ; Lian Leng LOW
Singapore medical journal 2025;66(5):244-255
INTRODUCTION:
Health literacy plays an essential role in one's ability to acquire and understand critical medical information in the coronavirus disease 2019 (COVID-19) infodemic and in other pandemics. We aimed to summarise the assessment, levels and determinants of pandemic-related health literacy and its associated clinical outcomes.
METHODS:
A systematic review was performed in Medline ® , Embase ® , PsycINFO ® , CINAHL ® and four major preprint servers. Observational and interventional studies that evaluated health literacy related to the novel COVID-19, severe acute respiratory syndrome (SARS) and Middle East respiratory syndrome (MERS) were included. Items used in health literacy instruments were grouped under the themes of knowledge, attitudes and practices. Determinants of health literacy were grouped into five domains: sociodemographic, medical, psychological/psychiatric, health systems-related and others.
RESULTS:
Of the 2,065 articles screened, 70 articles were included. Of these, 21, 17 and 32 studies evaluated health literacy related to COVID-19, SARS and MERS, respectively. The rates of low pandemic health literacy ranged from 4.3% to 57.9% among medical-related populations and from 4.0% to 82.5% among nonmedical populations. Knowledge about the symptoms and transmission of infection, worry about infection, and practices related to mask usage and hand hygiene were most frequently evaluated. Sociodemographic determinants of health literacy were most frequently studied, among which higher education level, older age and female gender were found to be associated with better health literacy. No studies evaluated the outcomes associated with health literacy.
CONCLUSION
The level of pandemic-related health literacy is suboptimal. Healthcare administrators need to be aware of health literacy determinants when formulating policies in pandemics.
Humans
;
Health Literacy
;
COVID-19/epidemiology*
;
Severe Acute Respiratory Syndrome/epidemiology*
;
Health Knowledge, Attitudes, Practice
;
Pandemics
;
SARS-CoV-2
;
Coronavirus Infections/epidemiology*
;
Middle East Respiratory Syndrome Coronavirus
;
Female
;
Male
2.Health literacy and self-care among patients with chronic kidney disease in a primary care setting.
Han-Kwee HO ; Eileen Yi-Ling KOH ; Adina ABDULLAH ; Ngiap-Chuan TAN
Singapore medical journal 2025;66(6):307-313
INTRODUCTION:
The study objective was to determine the levels of self-care and health literacy (HL) and their associations among patients with chronic kidney disease (CKD).
METHODS:
This was a cross-sectional, questionnaire-based study conducted in a public primary care setting in Singapore. A total of 289 participants aged 21-80 years with hypertension were recruited. Self-care profiles were measured using the Hypertension Self-Care Profile (HTN-SCP; range 0-240, domain range 0-80). Health literacy was measured using the Short-Form Health Literacy Scale (HLS-SF12; range 0-50, limited literacy ≤33).
RESULTS:
The mean self-care score was 182.7 (standard deviation [SD] 23.2). The median HL score was 34.7 (interquartile range [IQR] 31.9-40.3), and 31.1% of participants had limited HL. Self-care was not associated with age, CKD status, household income and education, but was associated with gender and HL score. In the final regression model, lower HL scores (adjusted β = 1.03, 95% confidence interval [CI] 0.7 to 1.36, P < 0.001) and male gender (adjusted β = -5.29, 95% CI -10.56 to -0.03, P = 0.049) were associated with lower self-care scores. The HL scores were associated with self-care domains of self-efficacy (HL: β = 0.30, 95% CI 0.17 to 0.42, P < 0.001), motivation (HL: β = 0.40, 95% CI 0.26 to 0.53, P < 0.001) and behaviour (HL: β = 0.38, 95% CI 0.26 to 0.50, P < 0.001).
CONCLUSION
Thirty-one percent of the participants had limited HL. Self-care was not associated with age, race, CKD status, household income or education. Male gender and limited HL were associated with lower self-care. Self-care was associated with self-efficacy, motivation and behaviour. Future research could focus on more targeted approaches to improve self-care and HL among patients with CKD.
Humans
;
Male
;
Female
;
Health Literacy
;
Middle Aged
;
Self Care
;
Cross-Sectional Studies
;
Aged
;
Adult
;
Primary Health Care
;
Renal Insufficiency, Chronic/therapy*
;
Singapore
;
Surveys and Questionnaires
;
Aged, 80 and over
;
Young Adult
;
Hypertension/therapy*
4.Integrated care teams in primary care improve clinical outcomes and care processes in patients with non-communicable diseases.
Pei Lin HU ; Cynthia Yan-Ling TAN ; Ngoc Hoang Long NGUYEN ; Rebekah Ryanne WU ; Juliana BAHADIN ; Nivedita Vikas NADKARNI ; Ngiap Chuan TAN
Singapore medical journal 2023;64(7):423-429
INTRODUCTION:
Primary care physicians face the increasing burden of managing multimorbidities in an ageing population. Implementing an integrated care team (ICT) with defined roles and accountability to share consultation tasks is an emerging care model to address this issue. This study compared outcomes with ICT versus usual care for patients with multimorbidities in primary care.
METHODS:
Data was retrospectively extracted from the electronic medical records (EMRs) of consecutive adult Asian patients empanelled to ICT and those in UC at a typical primary care clinic (polyclinic) in eastern Singapore in 2018. The study population had hypertension, and/or hyperlipidaemia and/or type 2 diabetes mellitus (T2DM). Clinical outcomes included the proportion of patients (ICT vs. UC) who attained their treatment goals after 12 months. Process outcomes included the proportion of patients who completed annual diabetic eye and foot screenings, where applicable.
RESULTS:
Data from 3,302 EMRs (ICT = 1,723, UC = 1,579) from January 2016 to September 2017 was analysed. The ICT cohort was more likely to achieve treatment goals for systolic blood pressure (SBP) (adjusted odds ratio [AOR] = 1.52, 95% confidence interval [CI] = 1.38-1.68), low-density lipoprotein cholesterol (AOR = 1.72, 95% CI = 1.49-1.99), and glycated haemoglobin (AOR = 1.28, 95% CI = 1.09-1.51). The ICT group had higher uptake of diabetic retinal screening (89.1% vs. 83.0%, P < 0.001) and foot screening (85.2% vs. 77.9%, P < 0.001).
CONCLUSION
The ICT model yielded better clinical and process outcomes than UC, with more patients attaining treatment goals.
Adult
;
Humans
;
Diabetes Mellitus, Type 2/drug therapy*
;
Retrospective Studies
;
Noncommunicable Diseases/therapy*
;
Delivery of Health Care, Integrated
;
Primary Health Care
5.Anxiety, Depression and Stress Among Medical Students in Malaysia During COVID-19: A Cross-Sectional Study
Siew Mooi Ching ; Hani Salim ; Kai Wei Lee ; Fadzilah Mohamad1 , ; Irmi Zarina Ismail ; Malissa Syahira Jafri ; Thanesh Balasingam ; Aqilah Sharizal ; Jun Ying Ng ; Ngiap Chuan Tan
Malaysian Journal of Medicine and Health Sciences 2023;19(No.1):31-39
Introduction: This study aimed to determine the prevalence and factors associated with psychological distress following the COVID-19 pandemic among medical students at one of the public universities in Malaysia. Method:
From August to October 2020, a web-based cross-sectional study was conducted among undergraduate medical
students at a public university. DASS-21, Brief Resilience Scale and WHOQOL-Bref questionnaires were used in this
study. Results: The prevalence of depression was 40.5%, anxiety 46.0% and stress 30.9%. Based on multivariate
logistic regression, a higher quality of life score is associated with a lower likelihood of depression (AOR=0.583,
p<0.001), anxiety (AOR=0.726, p<0.001), and stress, (AOR=0.702, p<0.001) respectively. Likewise, a higher resilience score is less likely to be associated with depression (AOR=0.880, p=0.002), anxiety (AOR=0.880, p=0.002),
and stress (AOR=0.850, p<0.001). Older age (OR=0.700, p=0.020) was associated with less stress and being on
campus (OR=3.436, p=0.021) was at risk of stress during the COVID-19 pandemic. Conclusion: Our results suggest
that medical students with higher quality of life and resilience scores had less depression, anxiety and stress. Older
age was associated with less stress, and during the COVID-19 pandemic, being on campus was at risk of stress. Various stakeholders need to keep these findings in mind and identify those who are at risk for developing depression,
anxiety, and stress in order to take further action to improve their quality of life and resilience
6.Consensus statement on Singapore integrated 24-hour activity guide for children and adolescents.
Benny Kai Guo LOO ; Benedict TAN ; Michael Yong Hwa CHIA ; Poh Chong CHAN ; Dinesh SIRISENA ; Mohammad Ashik ZAINUDDIN ; Jean Yin OH ; Oon Hoe TEOH ; Teresa Shu Zhen TAN ; Micheal Chee Meng LIM ; Ethel Jie Kai LIM ; Falk MÜLLER-RIEMENSCHNEIDER ; Ngiap Chuan TAN ; Ratnaporn SIRIAMORNSARP ; Terry Chin Chye TEO ; Phaik Ling QUAH ; Victor Samuel RAJADURAI ; Kok Hian TAN ; Kee Chong NG
Annals of the Academy of Medicine, Singapore 2022;51(5):292-299
INTRODUCTION:
Lifestyle activities, such as regular physical activity, are important for good metabolic health and the prevention of non-communicable diseases. Epidemiological studies highlight an increase in the proportion of overweight children in Singapore. A workgroup was formed to develop recommendations to encourage children and adolescents (aged 7-17 years) to adopt a holistic approach towards integrating beneficial activities within a daily 24-hour period for good metabolic and general health.
METHODS:
The Grading of Recommendations Assessment, Development and Evaluation (GRADE) Evidence to Decision framework was employed to formulate the public health question, assess the evidence and draw conclusions for the guide. The evidence for international 24-hour movement guidelines, and guidelines for physical activity, sedentary behaviour, and sleep and eating habits were reviewed. An update of the literature review from August 2018 to end of September 2020 was conducted through an electronic search of Medline and Cumulative Index to Nursing and Allied Health Literature (CINAHL) databases.
RESULTS:
Ten consensus statements were developed. The statements focused on the overall aim of achieving good metabolic health through integration of these activities and initiatives: light and moderate- to vigorous-intensity physical activity on a regular basis; muscle- and bone-strengthening activities; limiting sedentary behaviour; regular and adequate sleep; good eating habits and choosing nutritionally balanced foods and drinks; practise safety in exercise; and aiming to achieve more or all aforementioned recommendations for the best results.
CONCLUSION
This set of recommendations provides guidance to encourage Singapore children and adolescents to adopt health-beneficial activities within a 24-hour period.
Adolescent
;
Child
;
Exercise
;
Humans
;
Public Health
;
Sedentary Behavior
;
Singapore
;
Sleep
7.Non-alcoholic fatty liver disease screening in type 2 diabetes mellitus: A cost-effectiveness and price threshold analysis.
Bryan Peide CHOO ; George Boon Bee GOH ; Sing Yi CHIA ; Hong Choon OH ; Ngiap Chuan TAN ; Jessica Yi Lyn TAN ; Tiing Leong ANG ; Yong Mong BEE ; Yu Jun WONG
Annals of the Academy of Medicine, Singapore 2022;51(11):686-694
INTRODUCTION:
The cost-effectiveness of screening asymptomatic non-alcoholic fatty liver disease (NAFLD) patients remains debatable, with current studies assuming lifelong benefits of NAFLD screening while neglecting cardiovascular outcomes. This study aims to assess the cost-effectiveness of NAFLD screening among type 2 diabetes mellitus (T2DM) patients, and to establish a price threshold for NAFLD treatment, when it becomes available.
METHOD:
A Markov model was constructed comparing 4 screening strategies (versus no screening) to identify NAFLD with advanced fibrosis among T2DM patients: fibrosis-4 (FIB-4), vibration-controlled transient elastography (VCTE), FIB-4 and VCTE (simultaneous), and FIB-4 and VCTE (sequential). Sensitivity analyses and price threshold analyses were performed to assess parameter uncertainties in the results.
RESULTS:
VCTE was the most cost-effective NAFLD screening strategy (USD24,727/quality-adjusted life year [QALY]), followed by FIB-4 (USD36,800/QALY), when compared to no screening. Probabilistic sensitivity analysis revealed a higher degree of certainty for VCTE as a cost-effective strategy compared to FIB-4 (90.7% versus 73.2%). The duration of expected screening benefit is the most influential variable based on incremental cost-effectiveness ratio tornado analysis. The minimum duration of screening benefit for NAFLD screening to be cost-effective was at least 2.6 years. The annual cost of NAFLD treatment should be less than USD751 for NAFLD screening to be cost-effective.
CONCLUSION
Both VCTE and FIB-4 are cost-effective NAFLD screening strategies among T2DM patients in Singapore. However, given the lack of access to VCTE at primacy care and potential budget constraints, FIB-4 can also be considered for NAFLD screening among T2DM patients in Singapore.
Humans
;
Non-alcoholic Fatty Liver Disease/diagnosis*
;
Cost-Benefit Analysis
;
Diabetes Mellitus, Type 2/diagnosis*
;
Research
;
Fibrosis
8.Physical activity and sedentary behaviour of ambulatory older adults in a developed Asian community: a cross-sectional study.
Lok Pui NG ; Yi Ling Eileen KOH ; Ngiap Chuan TAN
Singapore medical journal 2020;61(5):266-271
INTRODUCTION:
Physical activity (PA) and sedentary behaviour (SB) independently influence the health outcomes of older adults. Both provide interventional opportunities for successful ageing. We aimed to determine levels of PA and SB in ambulatory older adults and their associated factors in a developed Asian population known for its longevity.
METHODS:
We conducted a cross-sectional observational study in a Singapore public primary healthcare centre. Multi-ethnic Asian adults aged ≥ 60 years took an interviewer-administered questionnaire survey. PA and SB were assessed using the Physical Activity Scale for the Elderly (PASE; score range 0 to > 400) and the Sedentary Behaviour Questionnaire for the Elderly, respectively.
RESULTS:
Among 397 participants (50.9% female; 73.2% Chinese; 47.9% aged ≥ 70 years; 33.5% employed, including voluntary work), 58.7% had ≥ 3 chronic illnesses and 11.1% required walking aids. The median PASE score was 110.8 (interquartile range 73.8-171.6) and decreased significantly with increasing age. Higher PASE score was associated with higher educational level, employment, independent ambulation without aid, and fewer chronic illnesses (p < 0.01). Employment status significantly influenced PASE score (β = 84.9, 95% confidence interval [CI] 66.5-103.4; p < 0.01). 37.0% spent ≥ 8 hours daily on sedentary activity and were twice as likely to do so if they were employed (odds ratio 2.19, 95% CI 1.34-3.59; p < 0.01).
CONCLUSION
The PA of the older adults decreased with increasing age and increased with employment. One-third of them were sedentary for ≥ 8 hours daily. Those who were employed were twice as likely to have SB.
9.Achieving triple treatment goals in multi-ethnic Asian patients with type 2 diabetes mellitus in primary care
Goh Chin Chin ; Kim Hwee Koh ; Soo Chye Paul Goh, ; Yi Ling Eileen Koh ; Ngiap Chuan Tan
Malaysian Family Physician 2018;13(2):10-18
Introduction: Achieving optimal glycated hemoglobin (HbA1c), blood pressure (BP), and LDLCholesterol (LDL-C) in patients mitigates macro- and micro-vascular complications, which is the
key treatment goal in managing type 2 diabetes mellitus (T2DM). This study aimed to determine
the proportion of patients in an urban community with T2DM and the above modifiable
conditions attaining triple vascular treatment goals based on current practice guidelines.
Methods: A questionnaire was distributed to adult Asian patients with dyslipidemia at two primary
care clinics (polyclinics) in northeastern Singapore. The demographic and clinical data for this
sub-population with both T2DM and dyslipidemia were collated with laboratory and treatment
information retrieved from their electronic health records. The combined data was then analyzed
to determine the proportion of patients who attained triple treatment goals, and logistic regression
analysis was used to identify factors associated with this outcome.
Results: 665 eligible patients [60.5% female, 30.5% Chinese, 35% Malays, and 34.4% Indians]
with a mean age of 60.6 years were recruited. Of these patients, 71% achieved LDL-C ≤2.6
mmol/L, 70.4% had BP <140/90 mmHg, and 40.9% attained HbA1c ≤7%. Overall, 22%
achieved the triple treatment goals for glycemia, BP, and LDL-C control. The major determinants
were the number of diabetic medications and intensity of statin therapy.
Conclusion: Eight in ten patients with T2DM failed to achieve concurrent glycemic, BP, and
LDL-C treatment goals, subjecting them to risks of vascular complications. Primary healthcare
professionals can mitigate these risks by optimizing therapeutic treatment to maximize glycemia,
dyslipidemia, and BP control.
10.Evaluation of a training programme to induct medical students in delivering public health talks.
Ngiap Chuan TAN ; Shah MITESH ; Yi Ling Eileen KOH ; Seng Bin ANG ; Hian Hui Vincent CHAN ; Choon How HOW ; Ee Guan TAY ; Siew Wai HWANG
Singapore medical journal 2017;58(1):35-40
INTRODUCTIONIt is uncommon for medical students to deliver public health talks as part of their medical education curriculum. This study evaluated the effectiveness of a novel training programme that required medical students to deliver public health talks during their family medicine (FM) clerkship in a Singapore primary care institution.
METHODSThe FM faculty staff guided teams of third-year medical students to select appropriate topics for health talks that were to be conducted at designated polyclinics. The talks were video-recorded and appraised for clarity, content and delivery. The appraisal was done by the student's peers and assigned faculty staff. The audience was surveyed to determine their satisfaction level and understanding of the talks. The students also self-rated the effectiveness of this new teaching activity.
RESULTSA total of 120 medical students completed a questionnaire to rate the effectiveness of the new teaching activity. 85.8% of the students felt confident about the delivery of their talks, 95.8% reported having learnt how to deliver talks and 92.5% perceived this new training modality as useful in their medical education. Based on the results of the audience survey, the speakers were perceived as knowledgeable (53.1%), confident (51.3%) and professional (39.0%). Assessment of 15 video-recorded talks showed satisfactory delivery of the talks by the students.
CONCLUSIONThe majority of the students reported a favourable overall learning experience under this new training programme. This finding is supported by the positive feedback garnered from the audience, peers of the medical students and the faculty staff.
Adult ; Curriculum ; Education, Medical, Undergraduate ; Family Practice ; education ; Female ; Humans ; Male ; Program Evaluation ; Public Health ; education ; Singapore ; Students, Medical ; Teaching ; education ; Video Recording


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