Displaying publications 1 - 20 of 27 in total

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  1. Gan KB, Yahyavi ES, Ismail MS
    Technol Health Care, 2016 Sep 14;24(5):761-8.
    PMID: 27163300 DOI: 10.3233/THC-161161
    BACKGROUND: At the emergency triage center, assessment of the present of the danger signs and measurement of vital signs are measured according to the guidelines. The respiration rate is still posing a challenge to the doctor as it is impractical to use conventional devices. Attaching measurement devices to the patient will induce artificial measurements (self-awareness stress effects) besides being time-consuming. Currently, the medical officers visually count the number of times the chest movement in a minute, sometimes poses cultural challenges especially for female patients.

    OBJECTIVE: The main objective of this paper is to develop a robust algorithm to extract respiration rate using the contactless displacement sensor.

    METHODS: In this study, chest movements were used as an indicative of inspiration and expiration to measure respiratory rate using the contactless displacement sensor. The contactless optical signals were recorded from 32 healthy subjects in four different controlled breathing conditions: rest, coughing, talking and hand movement to obtain the motion artifacts that the patients may have in the emergency department. The Empirical mode decomposition (EMD) algorithm was used to derive continuous RR signal from the contactless optical signal.

    RESULTS: The analysis showed that there is a good correlation (0.9702) with RMSE of 0.33 breaths per minutes between the contact respiration rate and contactless respiration rate using empirical mode decomposition method.

    CONCLUSION: It can be concluded that the empirical mode decomposition method can extract the respiration rate of the contactless optical signal from chest movement.

  2. Azhar AA, Ismail MS, Ham FL
    Med J Malaysia, 2000 Jun;55(2):164-8.
    PMID: 19839143
    A total of 37,152 patients attended the Accident & Emergency (A&E) Department of Hospital Universiti Kebangsaan Malaysia (HUKM) from 1st January to 31st December 1998. Attendance during early hours (midnight to 0659 hrs.) constituted only 10.4% (3853 cases) whereas that for three other time periods of 0700-1159 hrs., 1200-1759 hrs., and 1800-2359 hrs. was 29.4% (10,927 cases), 30.8% (11,448 cases), and 29.4% (10,924 cases) respectively. Two hundred and fifty-one patients were direct admissions from other hospitals into our hospital wards and they attended the A&E department for registration purposes only. Of the remaining 36,901 that were triaged, 196 (0.5%) were resuscitation cases [Triage 1], 3648 (9.9%) were emergency cases [Triage 21, 18,935 (51.3%) were urgent cases [Triage 3], and 14,122 (38.3%) were non-urgent cases [Triage 4]. Despite fluctuations in monthly patient attendance, the proportions of patients according to time of attendance, age group, gender and triage categories remained similar throughout. As majority of patients attended during convenient hours (89.6% from 0700-2359 hrs.) and a high proportion of patients (38.3%) belonged to the non-urgent Triage category, we feel that public emergency services are possibly being abused.
  3. Khalid K, Jamaluddin R, Ismail MS
    BMJ Open Qual, 2023 Jun;12(2).
    PMID: 37277216 DOI: 10.1136/bmjoq-2022-002139
    BACKGROUND: Poor employment rate among psychiatric patients is poorly discussed.

    PURPOSE: To share our strategies in boosting employment rate among stable psychiatric patients and discuss the lessons learnt.

    PARTICULAR FOCUS: Multifaceted strategies were remodelled to ensure a three-dimensional optimisation: (1) strengthening clinical service to ensure stable disease and appropriate patient selection through battery of assessments, (2) provision of psychosocial support to boost self-esteem and foster discipline among patients through encouragement, guidance and regular monitoring by the multidisciplinary community mental health team and (3) encourage willingness and confidence among stakeholders and local market to host job opportunities to stable mental health patients.

    OVERVIEW: The yearly employment rate among our stable psychiatric patients under supported employment programme from 2020 to 2021 was 28.6% (2/7) and 30.0% (3/10), respectively. A qualitative survey found the main hindrance to recruitment were employers' scepticism on work performance, while poor work retention was due to patients' lack of specific skill set and discipline to adhere to routine. We restructured our supported employment programme by adding the role of community mental health facility to foster discipline and routine for 6 months prior to referral to a job coach. Until June 2022, two out of five patients managed to secure job positions (40.0%). Despite our efforts to improve employment with the instituted remedial strategy, we still fail to reach the minimum standard set by ministry. Future plan will focus on tailoring individual interests to a specific set of skills that match industrial expectation prior to seeking employment. Additionally, enhancing public education using social media may foster better inclusion of psychiatric patients and social acceptance.

  4. Azeez D, Gan KB, Mohd Ali MA, Ismail MS
    Technol Health Care, 2015;23(4):419-28.
    PMID: 25791174 DOI: 10.3233/THC-150907
    BACKGROUND: Triage of patients in the emergency department is a complex task based on several uncertainties and ambiguous information. Triage must be implemented within two to five minutes to avoid potential fatality and increased waiting time.
    OBJECTIVE: An intelligent triage system has been proposed for use in a triage environment to reduce human error.
    METHODS: This system was developed based on the objective primary triage scale (OPTS) that is currently used in the Universiti Kebangsaan Malaysia Medical Center. Both primary and secondary triage models are required to develop this system. The primary triage model has been reported previously; this work focused on secondary triage modelling using an ensemble random forest technique. The randomized resampling method was proposed to balance the data unbalance prior to model development.
    RESULTS: The results showed that the 300% resampling gave a low out-of-bag error of 0.02 compared to 0.37 without pre-processing. This model has a sensitivity and specificity of 0.98 and 0.89, respectively, for the unseen data.
    CONCLUSION: With this combination, the random forest reduces the variance, and the randomized resembling reduces the bias, leading to the reduced out-of-bag error.
    KEYWORDS: Decision support system; emergency department; random forest; randomized resampling
  5. Zamri-Saad M, Roshidah I, al-Ajeeli KS, Ismail MS, Kamarzaman A
    Trop Anim Health Prod, 1993 May;25(2):85-8.
    PMID: 8236484
    Twelve goats about 3 months of age were divided into 4 equal groups. Goats in Groups 1 and 2 were infected with orf virus followed by Corynebacterium pyogenes infection of Groups 1 and 3, 3 days after the first appearance of orf lesions. Goats in Group 4 were uninfected controls. Complicated orf lesions which consisted of wet suppurative scabs around the entire lips were observed in goats in Group 1. The lesions persisted for 24 days but were most severe from days 8 to 13. Goats in Group 2 developed lesions typical of orf virus infection that lasted 10 days, while goats in Group 3 developed small nodules of about 1 cm diameter, 48 hours following the introduction of C. pyogenes, which persisted for only 6 days. No lesion was observed in goats in Group 4. Two goats in Group 1 with complicated orf died after 16 and 22 days respectively.
  6. Barham A, Ismail MS, Hermana M, Zainal Abidin NS
    Heliyon, 2021 Nov;7(11):e08395.
    PMID: 34825096 DOI: 10.1016/j.heliyon.2021.e08395
    Montney Formation (MF) source rock located in northeastern British Columbia (BC), Canada, was analyzed to determine its depositional conditions and organic matter source input other than to determine their level of thermal maturity. The high total sulfur (TS) (2.23-20.86 wt.%) and good to very good total organic carbon (TOC) content (0.3-5.87 wt.%) in the analyzed samples give good evidence that the deposition of MF source rock was in a marine environment under reducing conditions. A mixed marine-terrestrial derived organic matter (OM) for the Montney source rock that was deposited in a marine dysoxic environment is deduced from the composition and distribution of different biomarker traces. Thus, the previous result is supported by the high short-chain n-alkanes ratio, accompanied by carbon preference index (CPI) around unity, high concentration of tricyclic terpanes, high C24 tricyclic/C24 tetracyclic, hopane/sterane ratios ranging from low to moderate, as well as the relationship between regular sterane compositions. During deposition of the MF source rock, it can be noticed that more land organic materials this was deduced according to the high waxiness index. From maturity ratios of Ts/(Ts + Tm), C32 22S/(22S + 22R) homohopane, moretane/hopane and 20S/(20S + 20R) and ββ/(ββ + αα) C29 it can give a conclusion that the source rock is mature to postmature of hydrocarbon generation.
  7. Khoo JJ, Ismail MS, Tiu CC
    Singapore Med J, 2004 Sep;45(9):435-6.
    PMID: 15334288
    While endometriosis is fairly common, endometriosis of the appendix is a very rare occurrence. Correct pre-operative diagnosis is uncommon and definitive diagnosis is established by histology of the appendix. We present a case of endometriosis of the appendix that manifested as acute appendicitis in a 40-year-old woman.
  8. Ho SE, Ho CC, Norshazwani N, Teoh KH, Ismail MS, Jaafar MZ, et al.
    Clin Ter, 2013;164(6):499-505.
    PMID: 24424213 DOI: 10.7417/CT.2013.1627
    AIMS: The objective of the study was to examine the quality of life amongst the end stage renal disease (ESRD) haemodialysis patients in Malaysia.

    MATERIALS AND METHODS: A cross sectional descriptive study was conducted on 72 ESRD patients at a Dialysis Centre in Malaysia. The modified KDQOL-SF™ subscales, kidney disease-targeted scale and 36 item health survey scale questionnaires were used.

    RESULTS: The overall health rating was 66.73 ± 11.670 indicating good quality of life. There was no significant difference between quality of life for the different domains according to gender (p >0.05). However, there were significant differences between quality of life in the domain of burden of kidney disease. Physical functioning deteriorated significantly with age (p=0.012) while social functioning was lowest in the 50-65 years age group (p=0.037). Those who had no morbidities had significantly better scores on the effects of kidney (p=0.036), burden of kidney disease (p=0.011) and physical functioning (p=0.025).

    CONCLUSIONS: Patients undergoing haemodialysis have been found to have good quality of life despite having ESRD. It is therefore of paramount importance to constantly monitor the standard of care for these patients to enable them to live their life to the fullest.

  9. Ismail MS, Sharaf I, Thambidorai CR, Zainal A, Somasundaram S, Adeeb S, et al.
    Pediatr Surg Int, 2005 May;21(5):392-5.
    PMID: 15806424
    A 16-year-old boy was referred with features of Parkes Weber syndrome (PWS) involving the right lower limb. He had presented at birth with cutaneous vascular malformations (VM) in the right thigh and at the age of 7 years developed congestive cardiac failure, which was controlled with drugs. He received alpha interferon and steroids during this period without any benefit. He defaulted follow-up and at 12 years of age presented with further enlargement of the VM in the right thigh and leg with skin and soft tissue thickening. At this stage, embolization and subsequent excision of the VM were tried, but the surgery was abandoned because of massive hemorrhage. Over the next 4 years, the boy became totally bedridden because of massive increase in the size of the limb, repeated hemorrhages, and secondary infection of the VM. Right hip disarticulation was considered the best option to improve his quality of life. To prevent uncontrollable hemorrhage during surgery, the disarticulation was done under cardiopulmonary bypass with low circulatory flow. Postoperatively, the patient required intensive care nursing for a week. He is presently ambulatory with crutches. Cardiopulmonary bypass with low flow has been used for treating posttraumatic arteriovenous malformations. However, its use in surgery for PWS has not been reported earlier.
  10. Low LL, A B Rahim FI, Hamzah NAR, Ismail MS
    PLoS One, 2021;16(1):e0245125.
    PMID: 33428645 DOI: 10.1371/journal.pone.0245125
    BACKGROUND: In combating the increasing trend of non-communicable diseases (NCDs) over the last two decades in the country, the Ministry of Health Malaysia developed the Enhanced Primary Health Care (EnPHC) initiative to improve care management across different levels of the public service delivery network. An evaluation research component was embedded to explore the implementation issues in terms of fidelity, feasibility, adaptation and benefit of the initiative's components which were triage, care coordination, screening, risk management and referral system.

    METHODS: A mixed methods study was conducted at 20 participating EnPHC clinics in Johor and Selangor, two months after the intervention was initiated. Data collected from self-reported forms and a structured observation checklist were descriptively analysed. In-depth interviews were also conducted with 20 participants across the clinics selected to clarify any information gaps observed in each clinic, and data were thematically analysed.

    RESULTS: Evaluation showed that all components of EnPHC intervention had been successfully implemented except for the primary triage counter and visit checklist. The challenges were mainly discovered in terms of human resource and physical structure. Although human resource was a common implementation challenge across all interventions, clinic-specific issues could still be identified. Among the adaptive measures taken were task sharing among staff and workflow modification to match the clinic's capacity. Despite the challenges, early benefits of implementation were highlighted especially in terms of service outcomes.

    CONCLUSIONS: The evaluation study disclosed issues of human resource and physical infrastructure when a supplementary intervention is implemented. To successfully achieve a scaled-up PHC service delivery model based on comprehensive management of NCDs patient-centred care, the adaptive measures in local clinic context highlight the importance of collaboration between good organisational process and good clinical practice and process.

  11. Ismail MS, Syafiq MR, Siti-Zahrah A, Fahmi S, Shahidan H, Hanan Y, et al.
    Fish Shellfish Immunol, 2017 Jan;60:21-24.
    PMID: 27864157 DOI: 10.1016/j.fsi.2016.11.040
    A tilapia farm experiencing endemic streptococcosis was selected to study the effect of vaccination with a feed-based vaccine on naturally ocurring streptococcosis. A total of 9000 red tilapia, Oreochromis niloticus × Oreochromis mossambicus of 100 ± 20 g were divided into 9 cages. Fish of Group 1 in cages 1, 2 and 3 were not vaccinated. Group 2 in cages 4, 5 and 6 were vaccinated on days 0 and 14 (single booster) while Group 3 in cages 7, 8 and 9 were vaccinated on days 0, 14 and 42 (double booster). Vaccination was done by oral administration of the feed-based bacterin vaccine at 4% bodyweight. Samples of serum for antibody study and the brain, eyes and kidney for bacterial isolation were collected at 14-day intervals. The study was carried out during the critical months between April and June. Following vaccination and booster, there was significant (p 
  12. Ismail MS, Siti-Zahrah A, Syafiq MR, Amal MN, Firdaus-Nawi M, Zamri-Saad M
    BMC Vet Res, 2016;12(1):194.
    PMID: 27608936 DOI: 10.1186/s12917-016-0834-1
    Streptococcosis is an important disease of tilapia throughout the world. In Malaysia, streptococcosis outbreak was commonly reported during the 3-month period of high water temperature between April and July. This study describes the duration of protection following single and double booster dose regimes against streptococcosis in tilapia using a feed-based vaccine containing formalin-killed Streptococcus agalactiae. A total of 510 tilapias of 120 ± 10 g were selected and divided into 3 groups. Fish of Group 1 were vaccinated at weeks 0 and 2 (single booster group) while fish of Group 2 were vaccinated at weeks 0, 2 and 6 (double booster group) with a feed-based vaccine against streptococcosis. Fish of Group 3 was not vaccinated. Serum samples were collected weekly to determine the antibody level while samples of eye, brain and kidney were collected for bacterial isolation. At week 10, all fish were challenged with live S. agalactiae and the survival rate was determined.
  13. Husain NN, Hairon SM, Zain RM, Bakar M, Bee TG, Ismail MS
    Oman Med J, 2020 Mar;35(2):e108.
    PMID: 32257417 DOI: 10.5001/omj.2020.26
    Objectives: Despite being recognized worldwide as an alternative therapy in treating various chronic diseases and pain, the mechanism of wet cupping is still not well understood. The purpose of this study was to evaluate fasting blood sugar (FBS), renal function parameters, and endothelial function changes following wet cupping in healthy individuals.

    Methods: We conducted a single-arm intervention study at the Clinical Lab of Community Medicine, Universiti Sains Malaysia, and included 31 healthy individuals aged between 30 and 60 years old. Wet cupping therapy was performed at five treatment points at the beginning of the study and repeated after three months. Health outcomes at baseline, one, three, and four months were assessed for FBS, renal function parameters (urea, creatinine, and uric acid), systolic blood pressure (SBP), and von Willebrand factor (vWF).

    Results: Forty-five percent of participants were female, and the mean age of study participants was 44.9±6.4 years. Wet cupping therapy significantly reduced FBS, serum urea, and serum creatinine at one, three, and four months compared with baseline values. Serum uric acid and SBP showed a significant reduction at one and four months compared with baseline. The vWF (a measure of endothelial function) had a 4.0% reduction at four months compared to baseline, with a mean difference of 5.3 (95% confidence interval (CI): 2.20 = 8.55; p = 0.002).

    Conclusions: This study provides preliminary support that repeated wet cupping therapy enhances body health status; thus, it could be an effective complementary medicine in disease prevention.

  14. Effendy AW, Zamri-Saad M, Maswati MA, Ismail MS, Jamil SM
    Vet Res Commun, 1998 Apr;22(3):147-53.
    PMID: 9618886
    Twenty goats of about 7 months of age were divided into five groups. The goats in groups 1 and 2 were exposed once, using an intranasal spray to 2 ml of an inoculum containing 10(6) colony-forming units/ml of living or dead Pasteurella haemolytica A2, respectively. The goats in groups 3 and 4 were similarly exposed twice at a 2-week interval. Group 5 was the untreated control. The number and size of the bronchus-associated lymphoid tissue (BALT) in goats exposed twice to either living or dead organisms were significantly (p < 0.05) increased compared with those exposed once and with the unexposed control. In vitro colonization by living P. haemolytica A2 onto the lung tissue in which the BALT had been stimulated by two exposures of either living or dead organisms was significantly (p < 0.05) reduced. The study indicates that stimulation of the respiratory mucosal immunity may prevent P. haemolytica A2 infection.
  15. Purnamasari P, Amran NA, Nu'man AH, Frendika R, Nor MNM, Ismail MS
    F1000Res, 2022;11:932.
    PMID: 36505097 DOI: 10.12688/f1000research.121746.2
    Background: E-government is an initiative taken by governments worldwide to align the administration of their countries. Governments have utilized the internet as part of a transition into a globalized economy. This helps reduce red tape and procedures in dealing with people in government agencies. This study aims to develop an e-government model as an anti-corruption strategy by applying the Penta-helix model and religiosity as the moderating variable. Methods: The data was gathered from government officials, representatives in business, media, academia, and NGOs, in Indonesia and Malaysia in 2021. Online questionnaires were distributed to 240 respondents from Indonesia and Malaysia. In addition, SPSS v.25 and SEM AMOS v.25 were used to analyze the data. Results: The findings indicate that the Penta-helix elements and religiosity could help to reduce corruption in Indonesia. Meanwhile, Malaysia must increase its human resource competency and embed the religiosity element as a tool to reduce corruption. Conclusion: Penta-helix and religious factors should be incorporated by organizations in Malaysia and Indonesia as part of their strategy in combating corruption.
  16. Mat Eil Ismail MS, Sharifudin MA, Shokri AA, Ab Rahman S
    Singapore Med J, 2016 Mar;57(3):138-43.
    PMID: 26996450 DOI: 10.11622/smedj.2016055
    INTRODUCTION: Physiotherapy is an important part of rehabilitation following arthroplasty, but the impact of preoperative physiotherapy on functional outcomes is still being studied. This randomised controlled trial evaluated the effect of preoperative physiotherapy on the short-term functional outcomes of primary total knee arthroplasty (TKA).
    METHODS: 50 patients with primary knee osteoarthritis who underwent unilateral primary TKA were randomised into two groups: the physiotherapy group (n = 24), whose patients performed physical exercises for six weeks immediately prior to surgery, and the nonphysiotherapy group (n = 26). All patients went through a similar physiotherapy regime in the postoperative rehabilitation period. Functional outcome assessment using the algofunctional Knee Injury and Osteoarthritis Outcome Score (KOOS) scale and range of motion (ROM) evaluation was performed preoperatively, and postoperatively at six weeks and three months.
    RESULTS: Both groups showed a significant difference in all algofunctional KOOS subscales (p < 0.001). The mean score difference at six weeks and three months was not significant in the sports and recreational activities subscale for both groups (p > 0.05). Significant differences were observed in the time-versus-treatment analysis between groups for the symptoms (p = 0.003) and activities of daily living (p = 0.025) subscales. No significant difference in ROM was found when comparing preoperative measurements and those at three months following surgery, as well as in time-versus-treatment analysis (p = 0.928).
    CONCLUSION: Six-week preoperative physiotherapy showed no significant impact on short-term functional outcomes (KOOS subscales) and ROM of the knee following primary TKA.
    KEYWORDS: algofunctional Knee Injury and Osteoarthritis Outcome Score; functional outcome; prehabilitation; preoperative physiotherapy; total knee arthroplasty
  17. Saw A, Sallehuddin AY, Chuah UC, Ismail MS, Yoga R, Hossain MG
    Singapore Med J, 2010 Sep;51(9):702-8.
    PMID: 20938610
    The pattern of fracture, including the anatomical location and age distribution, may differ among urban and rural populations due to various factors such as the inhabitants' occupation and living environment.
  18. Ismail MS, Hasinah AB, Syaiful MN, Murshidah HB, Thong TJ, Zairi Z, et al.
    Clin Ter, 2012;163(2):115-22.
    PMID: 22555825
    In an effort to improve pre-hospital care, the authors assessed the availability and utility of ambulance devices. The study aimed to identify commonly used devices for managing emergency cases in Klang Valley of Malaysia.
  19. Ramasamy K, Lim SM, Abu Bakar H, Ismail N, Ismail MS, Ali MF, et al.
    Phytother Res, 2010 May;24(5):640-3.
    PMID: 19468989 DOI: 10.1002/ptr.2891
    Endophytes, which are receiving increasing attention, have been found to be potential sources of bioactive metabolites following the discovery of paclitaxel producing endophytic fungi. In the present study, a total of 348 endophytes were isolated from different parts of 24 Malaysian medicinal plants. Three selected endophytes (HAB10R12, HAB11R3 and HAB21F25) were investigated for their antimicrobial and cytotoxic activities. For antimicrobial activity, HAB10R12 and HAB11R3 were found to be most active against bacteria and fungi, respectively. Their antimicrobial effects were comparable to, if not better than, a number of current commercial antibacterial and antifungal agents. Both HAB10R12 and HAB21F25 were found to be potential anticancer drug candidates, having potent activity against MCF-7 and HCT116 cell lines and warrant further investigation.
  20. Zailani MA, Azma RZ, Aniza I, Rahana AR, Ismail MS, Shahnaz IS, et al.
    BMC Health Serv Res, 2021 Dec 05;21(1):1308.
    PMID: 34863156 DOI: 10.1186/s12913-021-07321-3
    BACKGROUND: Medical transportation is an essential step in health care services, and includes ground, air and water transportation. Among the important uses of medical transportation is the delivery of blood products in the event of a clinical emergency. Drone technology is the latest technological advancement that may revolutionize medical transportation globally. Nonetheless, its economic evaluation is scant and insufficient, whilst its cost-effectiveness remains controversial. The aim of this study was to compare the cost-effectiveness of drone transportation versus the ambulance.

    METHODS: The setting of the study was within a developing nation. An economic evaluation study of drone versus ambulance for emergency blood products transportation between the Sabah Women and Children Hospital (SWACH) and the Queen Elizabeth II Hospital (QEH2) on Borneo Island was conducted using the Cost-Effectiveness Analysis (CEA) technique. The total cost of each mode of transportation was calculated using the Activity Based Costing (ABC) method. Travel time was used as a denominator to estimate the Incremental Cost Effectiveness Ratio (ICER).

    RESULTS: For one clinical emergency in SWACH, a round trip of blood products transportation from SWACH to QEH2 costs RM1,266.02 (USD307.09) when using the ambulance, while the drone costs RM1,313.28 (USD319.36). The travel time for the drone was much shorter (18 min) compared to the ambulance (34 min). The Cost-Effectiveness Ratio (CER) of ambulance transportation was RM37.23 (USD9.05) per minute whilst the CER of drone transportation was RM72.96 (USD17.74) per minute. The ICER of drone versus ambulance was - 2.95, implying an increase of RM2.95 in cost for every minute saved using a drone instead of an ambulance.

    CONCLUSION: Although drone transportation of blood products costs more per minute compared to the ambulance, the significantly shorter transport time of the drone offset its cost. Thus, we believe there is good economic potential for drone usage for blood products transportation in developing nations particularly if the drone price decreases and its operational lifespan increases. Our limitation of a non-clinical denominator used in this study leads to the recommendation for use of clinical outcomes in future studies.

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