1.Premature ovarian insufficiency: When ovaries retire early.
Stella Rizalina Sasha SUGIANTO ; Lisa WEBBER ; Farah SAFDAR HUSAIN ; Veronique VIARDOT-FOUCAULT ; Sadhana NADARAJAH ; Jiin Ying LIM ; Ee Shien TAN ; Tze Tein YONG ; Rukshini PUVANENDRAN
Annals of the Academy of Medicine, Singapore 2025;54(3):178-191
INTRODUCTION:
Premature ovarian insufficiency (POI) refers to loss of ovarian activity before the age 40 years. POI has significant detrimental effects on health (infertility, cardiovascular diseases, type 2 diabetes, reduced bone density, dementia), well-being and longevity. This summary is a practical toolkit for health-care professionals (HCPs) looking after women with POI.
METHOD:
A workgroup comprising specialists in gynaecology, reproductive medicine, endocrinology, genetics and family medicine reviewed relevant guidelines and literature on POI to establish recom-mendations for the diagnosis and management of POI in Singapore.
RESULTS:
A summary to assist HCPs manage POI was produced, outlining: (1) the aetiology and conse-quences of POI; (2) making the diagnosis; (3) hormone therapy (HT) prescribing options including for those with additional medical conditions; (4) counselling women with POI about HT; and (5) long-term management of POI.
CONCLUSION
Timely diagnosis and management of POI is vital to prevent long-term adverse consequences, except infertility. HT is the mainstay of treatment and there are no alternatives as effective. Contraindications are very few; estrogen-sensitive cancer is the main contraindication, and caution in prescribing may be needed with established coexisting cardiovascular disease. Estrogen dosage is higher than when treating normal menopause, and as a result, the patient might require more progestogen for endometrial protection. Minimising cardiovascular risk factors by following a healthy lifestyle is important. POI is a significant public health issue and it is imperative that women have affordable access to appropriate HT. Large-scale research on POI in Asian women is needed.
Humans
;
Primary Ovarian Insufficiency/drug therapy*
;
Female
;
Estrogen Replacement Therapy
;
Singapore
;
Adult
2.Preterm birth trends and risk factors in a multi-ethnic Asian population: A retrospective study from 2017 to 2023, can we screen and predict this?
Rachel Phoy Cheng CHUN ; Hiu Gwan CHAN ; Gilbert Yong San LIM ; Devendra KANAGALINGAM ; Pamela PARTANA ; Kok Hian TAN ; Tiong Ghee TEOH ; Ilka TAN
Annals of the Academy of Medicine, Singapore 2025;54(5):296-304
INTRODUCTION:
Preterm birth (PTB) remains a leading cause of perinatal morbidity and mortality worldwide. Understanding Singapore's PTB trends and associated risk factors can inform effective strategies for screening and intervention. This study analyses PTB trends in Singapore from 2017 to 2023, identifies risk factors in this multi-ethnic population and evaluates a predictive model for PTB.
METHOD:
A retrospective analysis of all PTBs between 22+0 and 36+6 weeks of gestation, from 1 January 2017 to 31 December 2023, was performed by extracting maternal and neonatal data from electronic medical records. These PTBs were taken from the registry of births for Singapore and SingHealth cluster data. Cochran- Armitage trend test and multinomial logistic regression were used. An extreme gradient boosting (XGBoost) model was developed to test and predict the risk of PTB.
RESULTS:
The PTB rate in Singapore did not show a significant change. However, there was modest downward trend in the SingHealth population from 11.3% to 10.2%, mainly in late spontaneous PTBs (sPTBs). sPTBs accounted for ∼60% of PTBs. Risk factors for very/extreme sPTB included Chinese ethnicity, age ≥35 years, body mass index (BMI) ≥23 kg/m2, being unmarried, primiparity, twin pregnancy and maternal blood group AB. The XGBoost model achieved an area under the receiver operating characteristic curve of 0.75, indicating moderate ability to predict PTB.
CONCLUSION
The overall PTB rate in Singapore has not improved. This study underscores the importance of local factors, particularly advanced maternal age, BMI, primiparity, unmarried, Chinese ethnicity and maternal blood group AB influencing PTB risk. Artificial intelligence methods show promise in improving PTB risk stratification, ultimately supporting personalised care and intervention.
Humans
;
Singapore/epidemiology*
;
Retrospective Studies
;
Female
;
Risk Factors
;
Premature Birth/ethnology*
;
Pregnancy
;
Adult
;
Infant, Newborn
;
Asian People/statistics & numerical data*
;
Gestational Age
;
Body Mass Index
;
Maternal Age
;
Logistic Models
;
Ethnicity
4.Singapore consensus statements on the management of obstructive sleep apnoea.
Leong Chai LEOW ; Chuen Peng LEE ; Sridhar VENKATESWARAN ; Michael Teik Chung LIM ; Oon Hoe TEOH ; Ruth CHANG ; Yam Cheng CHEE ; Khai Beng CHONG ; Ai Ping CHUA ; Joshua GOOLEY ; Hong Juan HAN ; Nur Izzianie KAMARUDDIN ; See Meng KHOO ; Lynn Huiting KOH ; Shaun Ray Han LOH ; Kok Weng LYE ; Mark IGNATIUS ; Yingjuan MOK ; Jing Hao NG ; Thun How ONG ; Chu Qin PHUA ; Rui Ya SOH ; Pei Rong SONG ; Adeline TAN ; Alvin TAN ; Terry TAN ; Jenny TANG ; David TAY ; Jade TAY ; Song Tar TOH ; Serene WONG ; Chiang Yin WONG ; Mimi YOW
Annals of the Academy of Medicine, Singapore 2025;54(10):627-643
INTRODUCTION:
Obstructive sleep apnoea (OSA) is common in Singapore, with moderate to severe OSA affecting around 30% of residents. These consensus statements aim to provide scientifically grounded recommendations for the management of OSA, standar-dise the management of OSA in Singapore and promote multidisciplinary collaboration.
METHOD:
An expert panel, which was convened in 2024, identified several areas of OSA management that require guidance. The expert panel reviewed the current literature and developed consensus statements, which were later independently voted on using a 3-point Likert scale (agree, neutral or disagree). Consensus (total ratings of agree and neutral) was set a priori at ≥80% agreement. Any statement not reaching consensus was excluded.
RESULTS:
The final consensus included 49 statements that provide guidance on the screening, diagnosis and management of adults with OSA. Additionally, 23 statements on the screening, diagnosis and management of paediatric OSA achieved consensus. These 72 consensus statements considered not only the latest clinical evidence but also the benefits and harms, resource implications, feasibility, acceptability and equity impact of the recommendations.
CONCLUSION
The statements presented in this paper aim to guide clinicians based on the most updated evidence and collective expert opinion from sleep specialists in Singapore. These recommendations should augment clinical judgement rather than replace it. Management decisions should be individualised, taking into account the patient's clinical characteristics, as well as patient and caregiver concerns and preferences.
Humans
;
Sleep Apnea, Obstructive/diagnosis*
;
Singapore
;
Consensus
;
Adult
5.Integrated care at the emergency department: an investment for better health.
Steven Hoon Chin LIM ; Colin Eng Choon ONG ; Arron Seng Hock ANG ; Khai Pin LEE ; Jean Mui Hua LEE ; Venkataraman ANANTHARAMAN
Singapore medical journal 2025;66(2):102-107
It is crucial that policy makers, healthcare providers and relevant stakeholders understand how integrated care may be improved at our emergency departments (EDs) and what benefits that would bring. The potential that exists for right-siting care of special patient groups who could be managed in an ambulatory setting with the integration of a variety of hospital-based and community-based clinical support services is tremendous. This review describes the best practice and value of integrated care at the EDs. Local evidence is cited and compared with findings from overseas. The opportunities of care transition interventions among discharged patients are outlined, including that for paediatric patients, palliative care patients and patients with chronic diseases. This review also suggests ways to move forward to meet the aim of providing holistic care at EDs through integrated care programmes, innovation and research.
Humans
;
Emergency Service, Hospital/organization & administration*
;
Delivery of Health Care, Integrated
;
Palliative Care
;
Chronic Disease
6.The Singapore Green Plan 2030: occupational health hazards in the Singapore green economy.
Wei Xiang LIM ; Mei Ling Licia TAN ; Tzu Li Sylvia TEO ; Wee Hoe GAN ; Shiu Hong Joshua WONG
Singapore medical journal 2025;66(4):181-189
The Singapore Green Plan 2030 was released by the Singapore government to set targets for sustainability by 2030. The adoption of novel technologies, processes and substances creates new jobs, and such developments bring about new challenges and risks for both employers and workers. Beyond emerging hazards, traditional hazards still remain, but they may take on new forms through new work processes. This review aims to provide an overview of the potential occupational health issues we may encounter or anticipate in these key sectors: solar energy, waste management and recycling, green buildings, electric vehicles and battery recycling, and sustainable fuels. While existing Occupational Safety and Health regulations in Singapore serve as a foundation, there may be gaps in addressing the specific hazards and risks associated with green jobs. In this review, we propose and outline possible approaches to the protection of worker safety and health.
Singapore
;
Humans
;
Occupational Health
;
Recycling
;
Waste Management
;
Solar Energy
;
Occupational Exposure
7.Early extubation after pediatric cardiac surgery
Shu Qi THAM ; Evangeline H.L LIM
Anesthesia and Pain Medicine 2024;19(Suppl 1):S61-S72
Early extubation after pediatric cardiac surgery has come full circle from being practiced in the early days of pediatric cardiac surgery, falling out of favor with opioid-heavy cardiostable anesthesia, and resurfacing again in more recent times as part of enhanced recovery after surgery practice. Early extubation is variably defined, but is mostly accepted as extubation that occurs within 6–8 h from the end of surgery. In recent years, the debate has shifted from early extubation in the intensive care unit to immediate extubation in the operating theatre. In this review, we examined the benefits and pitfalls of early and immediate extubation, factors that influence the success of early extubation, and potential guidelines for practice and implementation.
8.Early extubation after pediatric cardiac surgery
Shu Qi THAM ; Evangeline H.L LIM
Anesthesia and Pain Medicine 2024;19(Suppl 1):S61-S72
Early extubation after pediatric cardiac surgery has come full circle from being practiced in the early days of pediatric cardiac surgery, falling out of favor with opioid-heavy cardiostable anesthesia, and resurfacing again in more recent times as part of enhanced recovery after surgery practice. Early extubation is variably defined, but is mostly accepted as extubation that occurs within 6–8 h from the end of surgery. In recent years, the debate has shifted from early extubation in the intensive care unit to immediate extubation in the operating theatre. In this review, we examined the benefits and pitfalls of early and immediate extubation, factors that influence the success of early extubation, and potential guidelines for practice and implementation.
9.Updated consensus guidelines for management of moderate-to-severe atopic dermatitis in Singapore: Integrating biologics, Janus kinase inhibitors and conventional therapies.
Yik Weng YEW ; Uma ALAGAPPAN ; Derrick AW ; Nisha Suyien CHANDRAN ; Karen Jl CHOO ; Roland CHU ; Hong Yi KOH ; Mark Jean Aan KOH ; Shan Xian LEE ; Ching Yin NEOH ; Siyun Lucinda TAN ; Mark TANG ; Yong-Kwang TAY ; Seth FRANCIS-GRAHAM ; Andrew LIM ; Haur Yueh LEE
Annals of the Academy of Medicine, Singapore 2024;53(11):670-682
INTRODUCTION:
Since 2016, several therapies have been approved for treating atopic dermatitis (AD) in Singapore, including biologics, oral Janus kinase (JAK) inhibitors and topical crisaborole. This study supplements the 2016 Singapore treatment guidelines for AD, focusing on newer therapies for moderate-to-severe disease, while revisiting older treatment regimens to accommodate changes in knowledge and practice.
METHOD:
A modified Delphi panel was held, led by 2 co-chairs. The voting expert panel consisted of 12 dermatologists experienced in managing AD in Singapore. Delphi survey rounds were conducted between 24 July and 27 October 2023. Panellists indicated their agreement with drafted statements using a 5-point Likert scale. Consensus was defined as ≥80% agreement. An expert meeting was held to facilitate the consensus process between rounds 1 and 2 of voting.
RESULTS:
All expert panellists participated in both survey rounds, with a 100% response rate. Thirty-nine statements, classified into general principles, conventional treatments, biologics and JAK inhibitors, were proposed. Of these, 27 statements reached consensus at the end of round 1. After the expert meeting, 17 statements were included in round 2, of which 16 statements reached consensus. One statement did not reach consensus. Key updates are the inclusion of dupilumab and JAK inhibitors as potential first-line treatments for moderate-to-severe AD, in certain populations.
CONCLUSION
This modified Delphi study generated consensus among Singapore dermatology experts, to update treatment guidelines in moderate-to-severe atopic dermatitis. The consensus statements developed are intended to supplement the 2016 Singapore treatment guidelines for AD. Further revisions may be required when new evidence and/or treatments become available.
Dermatitis, Atopic/drug therapy*
;
Humans
;
Singapore
;
Janus Kinase Inhibitors/therapeutic use*
;
Biological Products/therapeutic use*
;
Delphi Technique
;
Consensus
;
Antibodies, Monoclonal, Humanized/therapeutic use*
;
Severity of Illness Index
;
Bridged Bicyclo Compounds, Heterocyclic/therapeutic use*
;
Dermatologic Agents/therapeutic use*
;
Practice Guidelines as Topic
;
Pyrimidines/therapeutic use*
;
Boron Compounds
10.Epidemiology of paediatric intensive care unit admissions, deaths and organ donation candidacy: A single-centre audit.
John Zhong Heng LOW ; Joel Kian Boon LIM ; Herng Lee TAN ; Rudimar Martinez FERNANDEZ ; Samsudin Bin NORDIN ; Yee Hui MOK ; Judith Ju-Ming WONG
Annals of the Academy of Medicine, Singapore 2024;54(1):17-26
INTRODUCTION:
There are limited reports on the epidemiology of paediatric intensive care unit (PICU) admissions, deaths and organ donation candidacy. We aimed to describe PICU admission characteristics and outcomes, determine risk factors for mortality, and perform an independent assessment of missed organ donation opportunities.
METHOD:
We adopted a clinical audit design recruiting consecutive patients admitted to a single-centre multidisciplinary PICU from June 2020 to December 2023. Clinical characteristics and outcomes of survivors and non-survivors were described. Multivariable regression was performed to identify independent risk factors for mortality. Organ donation candidacy was evaluated by an independent team based on the criteria by Singapore's National Organ Transplant Unit.
RESULTS:
There were 1766 PICU admissions with mean age ± standard deviation of 5.9 ± 6.0 years. Surgical admissions accounted for 707/1766 (40%), while the most common medical admission category was respiratory (416/1766; 23.6%). The majority of 983/1766 (55.7%) had a chronic comorbidity and 312/1766 (17.6%) were dependent on at least 1 medical technology device. Mortality occurred in 99/1766 (5.6%). After adjusting for elective admissions and admission category; comorbidity with adjusted odds ratio (aOR) 95% confidence interval (CI) 3.03 (1.54-5.96); higher Pediatric Index of Mortality 3 (PIM 3) score with aOR 1.06 (95% CI 1.04-1.08); and functional status scale with aOR 1.07 (95% CI 1.00-1.13) were associated with mortality. Among non-survivors, organ donor candidacy was 21/99 (21.2%) but successful organ donation occurred in only 2/99 (2.0%).
CONCLUSION
In this single-centre audit, comorbidities, PIM 3 score and functional impairment were associated with mortality. Efforts are needed to improve paediatric organ donation rates.
Humans
;
Male
;
Female
;
Tissue and Organ Procurement/statistics & numerical data*
;
Intensive Care Units, Pediatric/statistics & numerical data*
;
Child, Preschool
;
Child
;
Infant
;
Singapore/epidemiology*
;
Risk Factors
;
Patient Admission/statistics & numerical data*
;
Hospital Mortality
;
Adolescent
;
Medical Audit
;
Comorbidity
;
Clinical Audit

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