Kenneth Chan

Time Series Forecasting for Air Quality with Structured and Unstructured Data Using Artificial Neural Networks

Kenneth Chan, Paul Matthews, Kamran Munir

Various machine learning algorithms exist to predict air quality, but they can only analyse structured data gathered from monitoring stations. However, the concentration of certain pollutants, such as PM2.5 and PM10, can be visually significant when there is a marked difference in …

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A Framework for the Estimation of Air Quality by Applying Meteorological Images: Colours-of-the-Wind (COLD)

Kenneth Chan, Paul Matthews, Kamran Munir

This paper presents a new framework, “colours-of-the-wind” (COLD), which is designed to estimate air quality based on images from meteorological cameras, data analytics techniques, and the application of deep learning. Existing air quality estimation systems mainly rely on physical monitoring stations, which …

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Factors associated with medical student clinical reasoning and evidence based medicine practice

Arpana R. Vidyarthi, Robert K. Kamei, Kenneth Chan, Sok-Hong Goh et autres

OBJECTIVES: To identify the factors associated with medical students' clinical reasoning (CR) use and evidence-based medicine (EBM) use in the clinical setting. METHODS: Our cross-sectional study surveyed 44 final-year medical students at an emerging academic medical center in Singapore. We queried the …

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Experiences with a clinical reasoning and evidence-based medicine course

Arpana R. Vidyarthi, Ngee Lek, Kenneth Chan, Robert K. Kamei

BACKGROUND: Although clinical reasoning (CR) and evidence-based medicine (EBM) are taught in some medical schools, the curricular details and students' clinical use of these skills are unknown. A detailed description of, and student experiences with, a practical CR and EBM curriculum delivering …

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The Impact of Clinical Protocols in the Management of Severe Sepsis: A Prospective Cohort Study

Jason Phua, Benjamin Ho, Augustine Tee, Kenneth Chan et autres

This study aimed to assess the availability of clinical protocols and their effect on compliance to the Surviving Sepsis Campaign bundles and on mortality in severe sepsis in ten Singaporean adult teaching intensive care units (ICU). The presence of 11 protocols in …

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The Impact Of Clinical Protocols In The Management Of Severe Sepsis: A Prospective Cohort Study

Jason Phua, Benjamin Ho, Augustine Tee, Kenneth Chan et autres

Enterovirus 71 encephalomyelitis and Japanese encephalitis can be distinguished by topographic distribution of inflammation and specific intraneuronal detection of viral antigen and RNA

Kum Thong Wong, Koi Yee Ng, Kien Chai Ong, Wai Fu Ng et autres

K. T. Wong, K. Y. Ng, K. C. Ong, W. F. Ng, S. K. Shankar, A. Mahadevan, B. Radotra, I. J. Su, G. Lau, A. E. Ling, K. P. Chan, P. Macorelles, S. Vallet, M. J. Cardosa, A. Desai, V. Ravi, N. …

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Communicating serious health hazards of Hong Kong air - A new version of the Hedley Environmental Index

H. K. Lai, TQ Thach, Ou Chan, YK Chau et autres

Hong Kong’s air quality has been deteriorating over 20 years and today presents a serious daily threat to the health of the public and for future generations. The Environmental Protection Department of the Hong Kong SAR Government relies on the Air Pollution …

Novel Multiplex Oligonucleotide-Conjugated Bead Suspension Array for Rapid Identification of Enterovirus 71 Subgenogroups

Yan Wu, E. L. Tan, Andrea Yeo, Kenneth Chan et autres

A high-throughput multiplex bead suspension array was developed for the rapid subgenogrouping of EV71 strains, based on single nucleotide polymorphisms observed within the VP1 region with a high sensitivity as low as 1 PFU. Of 33 viral isolates and 55 clinical samples, …

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Comparison of the technical and clinical performance of the Elecsys® HBsAg II assay with the Architect®, AxSym®, and Advia® Centaur HBsAg screening assays

S Louisirirotchanakul, Kalayanee Khupulsup, S. Akraekthalin, Kenneth Chan et autres

South East Asia has some of the highest prevalence rates of hepatitis B virus (HBV) infection (>or=8%) in the world, and the emergence of hepatitis B surface antigen (HBsAg) mutant strains is a growing problem. Assays with the highest levels of sensitivity, …

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Utility of dengue antigen-capture ELISA in the diagnosis of dengue Fever in the real world

Shirin Kalimuddin, H.N. Leong, Xueliang Bai, Siew Hoon Lim et autres

Background: Dengue fever is an endemic and potentially fatal viral infection threatening more than 2.5 million people in over 100 regions around the world - hence the need for timely and accurate diagnosis using an easy and affordable assay.

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Seroprevalence of human cytomegalovirus infection in Singapore

H.N. Leong, Ban Hock Tan, Siew Hoon Lim, Kenneth Chan

Background: The human cytomegalovirus virus (HCMV) is a ubiquitous betaherpesvirus, common in all human populations, with seroprevalence of 80-100% in adults across the world. Most infections are harmless, but it can cause congenital HCMV infection in neonates or disseminated disease in the …

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