Publications by authors named "Jason C J Choo"

Background: Cognitive impairment and cognitive complaints are highly prevalent in haemodialysis patients and are associated with adverse health outcomes. Currently, there is no established guideline on cognitive screening in this population. Although neuropsychological tests are the gold standard measure of cognition, they are time-consuming and require trained personnel.

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Background And Objectives: Cognitive impairment is common in haemodialysis patients and associated with adverse health outcomes. This may be due to cognitive impairments interfering with daily functioning and self-care, but evidence is limited. This cross-sectional study aims to explore the interrelationships between cognition and functional outcomes in haemodialysis patients.

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Article Synopsis
  • The study compares the incidence of Level 1 and Level 2 hypoglycaemia in type 2 diabetes patients both with and without chronic kidney disease (CKD).
  • A total of 134 participants were monitored using a sensor for two weeks, revealing that those with CKD experienced more frequent hypoglycaemic events than those without.
  • The findings suggest that even with similar blood sugar control, CKD patients face a greater risk of nocturnal hypoglycaemia, indicating a need for revised guidelines in managing glucose levels for this group.
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Background: Cognitive impairment is common in haemodialysis patients and associated with adverse health outcomes. Previous work focused primarily on neuropsychological tests, the gold standard measure of cognition. However, these tests reflect performance under optimal conditions rather than performance in everyday life.

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Background: Inadequate training on how to care for haemodialysis and peritoneal dialysis catheters can lead to mechanical issues with the catheters and infectious complications (such as peritonitis) that could endanger patient safety, reduce the effectiveness of the dialysis treatment, and have a negative impact on patient morbidity and mortality. Such incidents can be prevented as they are mostly dependant on controllable factors - proper dialysis catheter care, which can be addressed through effective patient education. Effective patient education is crucial in ensuring that patients are equipped with the knowledge and skills necessary for both peritoneal and haemodialysis catheter care.

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Background: Periplex is a rapid point-of-care test based on the detection of interleukin-6 (IL-6) or matrix metalloproteinase-8 (MMP-8) to diagnose peritonitis in peritoneal dialysis (PD) patients.

Methods: This single-centre study was conducted in Singapore General Hospital from 2019 to 2022. The study recruited PD patients suspected of having peritonitis.

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Introduction: Hyperkalaemia (HK) is prevalent among patients with chronic kidney disease (CKD) and chronic heart failure, especially if they are treated with renin-angiotensin-aldosterone system inhibitors (RAASi). This study evaluated the cost-effectiveness of a newly developed anti-HK therapy, sodium zirconium cyclosilicate (SZC), to the current standard of care for treating HK in advanced CKD patients from the Singapore health system perspective.

Methods: We adapted a global microsimulation model to simulate individual patients' potassium level trajectories with baseline potassium ≥5.

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Aims: Shared decision-making regarding COVID-19 vaccination in IgA nephropathy involves the ability to handle health information regarding potential benefits and risk of flare, but few studies have evaluated health literacy in the context of vaccination. We aimed to evaluate the health literacy and COVID-19 vaccination uptake and acceptance in IgA nephropathy.

Methods: Single-center cross-sectional study of 126 consecutive patients with IgA nephropathy.

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Background: Topical non-steroidal anti-inflammatory drugs (NSAIDs) have lower risks for cardiovascular disease and gastrointestinal adverse effects compared to oral NSAIDs, but there are little data regarding their kidney risks in chronic kidney disease (CKD). We evaluated the risk of adverse acute kidney outcomes in CKD according to route of NSAID administration.

Methods: Retrospective cohort study of adults with CKD (eGFR less than 60 ml/min/1.

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Introduction: The Kidney Failure Risk Equation (KFRE) was developed to predict the risk of progression to end-stage kidney disease (ESKD). Although the KFRE has been validated in multinational cohorts, the Southeast Asian population was under-represented. This study aimed to validate the KFRE in a multi-ethnic Singapore chronic kidney disease (CKD) cohort.

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Purpose: Differentiating between diabetic kidney disease (DKD) and non-diabetic kidney disease (NDKD) in patients with Type 2 diabetes mellitus (T2DM) is important due to implications on treatment and prognosis. Clinical methods to accurately distinguish DKD from NDKD are lacking. We aimed to develop and validate a novel nomogram to predict DKD in patients with T2DM and proteinuric kidney disease to guide decision for kidney biopsy.

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Purpose: Patients undergoing kidney biopsy are increasingly older. We aimed to evaluate the clinical utility of kidney biopsy, long-term clinical outcomes, and safety of high-risk biopsies in older adults undergoing kidney biopsy in a multi-ethnic Southeast Asian cohort.

Methods: We performed a single-center retrospective study of older patients (age ≥ 60 years) who underwent native kidney biopsies between June 2011 and March 2015.

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Aim: Non-steroidal anti-inflammatory drugs (NSAIDs) are widely used analgesics among older adults. Adverse effects may be avoided by careful patient selection. We aimed to evaluate the incidence of acute kidney injury (AKI) and/or hyperkalemia, risk factors, and the accuracy of an NSAID risk prediction model in a cohort of Asian older adults.

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Background: In advanced chronic kidney disease (CKD), patients face complex decisions related to renal replacement modality that can cause decisional conflict and delay. This study aimed to evaluate the prevalence of severe decisional conflict across decision types and to identify the psychosocial and clinical factors associated with decisional conflict in this population.

Design: Observational cross-sectional study.

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Background: Individuals with diabetes mellitus (DM) may be susceptible to non-steroidal anti-inflammatory drug (NSAID)-induced acute kidney injury (AKI) but data on NSAID-related adverse renal events is sparse.

Objective: We aimed to evaluate the risk of acute kidney injury and/or hyperkalemia after systemic NSAID among individuals with DM and diabetic chronic kidney disease (CKD).

Methods: Retrospective cohort study of 3896 adults with DM with incident prescriptions between July 2015 and December 2017 from Singapore General Hospital and SingHealth Polyclinics.

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Objective: This study aimed at determining the feasibility of conducting a large-scale pragmatic effectiveness study on the implementation of multidisciplinary care (MDC) program for patients with advanced chronic kidney disease (CKD).

Methods: This is a single-arm pre-post intervention design pilot study over 12 months. Participants with an estimated glomerular filtration rate (eGFR) between 11 and 20 ml/min/1.

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