Displaying all 11 publications

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  1. Ab Ghani SM, Abdul Hamid NF, Lim TW
    Eur J Dent Educ, 2021 Aug 17.
    PMID: 34403561 DOI: 10.1111/eje.12712
    INTRODUCTION: Blended learning utilizes technology with reduced face-to-face time and promotes a student-centred learning environment that excites the learning process. However, studies on blended learning in fixed prosthodontics is still lacking. This study aimed to compare students' performance in easy and difficult level of fixed prosthodontic preclinical projects given by either blended learning or conventional teaching.

    METHODS: A cross-sectional study was conducted on 72 s-year dental students, who attended preclinical fixed prosthodontic training. Participants were randomly segregated into conventional teaching (n = 36) and blended learning (n = 36). All participants were evaluated for learning preferences using Visual-Aural-Read/Write-Kinesthetic (VARK) questionnaire and performed a project as their baseline skill assessment. They performed another two preclinical projects (easy and difficult level) after the allocated teaching approach. Learning preferences were analysed using Fisher's exact test and performance in preclinical projects were analysed with an independent t test (significant at p  .05) between groups. No significant differences found between both teaching approaches for easy (p = .319) and difficult projects (p = .339). In the blended learning group, no significant difference was found in both difficulty level of projects (p = .064).

    CONCLUSION: The participants performed equally on both teaching approaches. However, blended learning for preclinical fixed prosthodontics is anticipated as the new norm of learning, especially in the current pandemic with reduced face-to-face time.

  2. Abdul Hamid NF, Wan Bakar WZ, Ariffin Z
    Eur J Dent, 2019 Feb;13(1):17-21.
    PMID: 31170751 DOI: 10.1055/s-0039-1688740
    OBJECTIVE: This study was carried out to assess and compare the marginal gap of conventionally used metal onlays and new resin nanoceramic (RNC) (Lava Ultimate block) onlays.

    MATERIALS AND METHODS: This is an in vitro study using two extracted sound human mandibular molars. One tooth was prepared to receive the metal onlays and another one for the RNC onlays which were fabricated using the computer-aided design and computer-aided manufacturing (CAD/CAM) technology. Twelve metals and 12 ceramic onlays were fabricated before they were placed at their respective preparation and examined under the Leica stereomicroscope, M125C (Leica Microsystems, Wetzlar, Germany) for a marginal analysis. The gap width was measured at 10 predefined landmarks which included 3 points on the buccal and lingual surfaces each and 2 points each on the mesial and distal surfaces, respectively.

    STATISTICAL ANALYSIS: Mann-Whitney post hoc test was used for statistical analysis (P ≤ 0.05).

    RESULTS: Overall, the RNC onlays showed significant lower marginal gap with the exception of the landmarks 5 and 6 (on distolingual) and no significant difference at landmark 7 (on midlingual). It was observed that the marginal gap were all within the clinically acceptable limit of 120 μm.

    CONCLUSIONS: Based on the results obtained, it can be concluded that the RNC CAD/CAM onlays are a promising alternative to the metal onlays.

  3. Nik Abdul Ghani NR, Abdul Hamid NF, Karobari MI
    Clin Case Rep, 2020 Aug;8(8):1387-1391.
    PMID: 32884760 DOI: 10.1002/ccr3.2942
    An untreated root canal infection usually stimulates the development of a radicular cyst. Nonsurgical root canal procedures and periapical surgery followed by placement of bone substitute will promote the healing process of the bony defect.
  4. Abdul-Hamid NF, Hussein NM, Wadsworth J, Radford AD, Knowles NJ, King DP
    Infect Genet Evol, 2011 Mar;11(2):320-8.
    PMID: 21093614 DOI: 10.1016/j.meegid.2010.11.003
    Foot-and-mouth disease (FMD) is endemic in the countries of mainland Southeast Asia where it represents a major obstacle to the development of productive animal industries. The aim of this study was to use genetic data to determine the distribution of FMD virus (FMDV) lineages in the Southeast Asia region, and in particular identify possible sources of FMDV causing outbreaks in Malaysia. Complete VP1 sequences, obtained from 214 samples collected between 2000 and 2009, from FMD outbreaks in six Southeast Asian countries, were compared with sequences previously reported. Phylogenetic analysis of these sequences showed that there were two patterns of FMDV distribution in Malaysia. Firstly, for some lineages (O/SEA/Mya98 and serotype A), outbreaks occurred every year in the country and did not appear to persist, suggesting that these incursions were quickly eradicated. Furthermore, for these lineages FMD viruses in Malaysia were closely related to those from neighbouring countries, demonstrating the close epidemiological links between countries in the region. In contrast, for O/ME-SA/PanAsia lineage, viruses were introduced and remained to cause outbreaks in subsequent years. In particular, the recent incursion and maintenance of the PanAsia-2 sublineage into Malaysia appears to be unique and independent from other outbreaks in the region. This study is the first characterisation of FMDV in Malaysia and provides evidence for different epidemiological sources of virus introduction into the country.
  5. Syamimi Zaini N, Karim R, Abdull Razis AF, Saulol Hamid NF, Zawawi N
    Food Res Int, 2022 Dec;162(Pt A):111988.
    PMID: 36461229 DOI: 10.1016/j.foodres.2022.111988
    Kenaf (Hibiscus cannabinus L.) seed is a non-conventional edible oilseed that can be valorized into various food products. There is a recent discovery of kenaf seed beverage (KSB) potential as a novel plant-based beverage. KSB had less crude protein than soybean (SB)but more carbohydrate, magnesium, and phosphorus contents.Levels of crude fat, phytates, oxalates, total saponins, and lipid peroxidability in KSB were lower than SB. Sugar content between KSB and SB were comparable, while antioxidant properties of KSB were superior. Ultra-high performance liquid chromatography-mass spectrometry (UHPLC-MS) analysis detected gluconic acid, citric acid, palmitic acid, oleic acid, and 13-hydroxyoctadecadienoic acid in both KSB and SB. Considering its novelty, acute and subacute oral toxicity assessments in male Sprague Dawley rats were conducted. The acute toxicity assessment was performed at a single dose of 9.2 ml/kg body weight of KSB. In the following subacute toxicity assessment, different groups of rats consumed different doses of KSB (3.1, 6.1, and 9.2 ml/kg body weight) daily for 28 days. Rats presented normal behavioral and physiological states in both toxicity studies. Growth, food and water intakes, organ weight, and hematological parameters were unaffected. No mortality was reported. Several alterations in serum biochemical parameters were within the normal range, and unassociated with histopathological changes. The oral lethal dose (LD50) and the no-observed-adverse-effect-level (NOAEL) of KSB in rats was greater than 9.2 ml/kg (=1533 mg/kg) body weight. Interestingly, KSB exhibited comparable effects with soybean beverage (SB) on high-density lipoprotein cholesterol and triglycerides which worth further research Follow-up toxicity assessments in animals and human trials are also recommended to ascertain its long term safety.
  6. Mohammad Aidid E, Shalihin MSE, Md Nor A, Hamzah HA, Ab Hamid NF, Saipol Bahri NAN, et al.
    Med J Malaysia, 2023 May;78(3):404-410.
    PMID: 37271851
    INTRODUCTION: World Health Organization (2019) has declared colorectal cancer (CRC) as the second most common cancer in females and third in males, where the incidence seems to rise year by year. One of the very few potential pathogens specifically associated with malignant colonic diseases is Streptococcus gallolyticus (Sg). Sg is a part of the intestinal flora which formerly known as biotype I of Streptococcus bovis, belongs to Group D streptococci. Owing to only a few researches done in determining evidence to support Sg as a determinant of CRC, a systematic review is constructed.

    MATERIALS AND METHODS: Full-text articles on case-control and cohort studies published from 1st January 2010 to 1st October 2020 were searched using Google Scholar, PubMed and JSTOR. People of all age groups and Sg bacteraemia or colonisation were the type of participant and exposure used for the search strategy, respectively. Data collection was done by three reviewers and checked by two reviewers for discrepancies. All the papers were critically appraised using the STROBE statement. Qualitative synthesis was done by descriptive comparison, distribution of Sg according to stage comparison, method used for Sg detection comparison and risk of bias comparison.

    RESULT: Seven out of 11 articles that fulfil the eligibility criteria were selected. Four papers have low overall risk of bias due to low confounding or selection bias. Sg is found to be a risk factor for CRC from three papers studied, whereas the other four papers did not include the strength of association. Only two papers studied the association between the distribution of Sg and stages of CRC, where the results were contradictory from each other, making it to be inconclusive. The most common method used for Sg detection is a culturing technique, followed by molecular and biochemical techniques.

    CONCLUSION: There is insufficient evidence to prove the association between Sg bacteraemia as the risk factor for CRC as well as the association between the Sg distribution and stages of CRC. Culturing technique is the most common method used for the detection of bacteria, but it requires subsequent investigations to confirm the presence of Sg. Thus, it is recommended that more studies need to be done using strong statistical analysis to control for most of the confounders with comprehensive explanation and use of more methods in the detection of Sg.

  7. Ab Ghani SM, Mohd Khairuddin PNA, Lim TW, Md Sabri BA, Abdul Hamid NF, Baharuddin IH, et al.
    Eur J Dent Educ, 2024 Feb;28(1):106-113.
    PMID: 37253116 DOI: 10.1111/eje.12925
    INTRODUCTION: The communication skills of clinicians are very crucial in providing better health outcomes for patients. Therefore, this study aimed to assess undergraduate dental students' communication skills in relation to their demographics and clinical setting using a three-perspective approach; the student, the patient and the clinical instructor perspective.

    METHODS: A cross-sectional study was conducted using validated modified-communication tools; Patient Communication Assessment Instruments (PCAI), Student Communication Assessment Instruments (SCAI) and Clinical Communication Assessment Instruments (CCAI) which included four communication domains. One hundred and seventy-six undergraduate clinical year students were recruited in this study whereby each of them was assessed by a clinical instructor and a randomly selected patient in two settings: Dental Health Education (DHE) and Comprehensive Care (CC) clinic.

    RESULTS: Comparing the three perspectives, PCAI yielded the highest scores across all domains, followed by SCAI and CCAI (p 

  8. Hazmi H, Ishak WR, Jalil RA, Hua GS, Hamid NF, Haron R, et al.
    PMID: 26521525
    We conducted a cross sectional study of cardiovascular risk factors among healthcare workers at four government hospitals in Kelantan, Malaysia. We randomly selected 330 subjects fulfilling the following study criteria: those who had been working for at least one year at that health facility, Malaysians citizens and those with some form of direct contact with patients. We conducted an interview, obtained physical measurements, a fasting blood sugar and fasting lipid profiles among 308 subjects. The mean age of the subjects was 43.5 years, 82% were female; 30.8%, 14.3%, 10.4%, 1.3% and 1.6% of the subjects had dyslipidemia, hypertension, diabetes mellitus, a history of stroke and a history of ischemic heart disease, respectively. Forty-two percent of subjects had at least one medical condition. The mean body mass index (BMI) was 27.0 kg/M2 (SD=4.8) and 24.3% had a BMI > or =30 kg/M2. The mean systolic and diastolic blood pressures were 121.5 mmHg (SD=14.0) and 76.5 mmHg (SD=9.7), respectively and the mean waist-hip ratio was 0.84 (SD=0.1). The mean fasting blood sugar, total cholesterol, triglyceride, high density lipoprotein and low density lipoprotein were 5.8 mmol/l (SD=2.4), 5.5 mmol/l (SD=1.0), 1.4 mmol/l (SD=0.9), 1.5 mmol/l (SD=0.3) and 3.5 mmol/l (SD=0.9), respectively. Our study population had a smaller proportion of hypertension than that of the general Malaysian population. They had higher fasting total cholesterol, slightly lower fasting blood sugar, with a large proportion of them, obese and had diabetes. Immediate intervention is needed to reduce the traditional cardiovascular risk factors in this population. Keywords: cardiovascular risk factors, health care workers, Malaysia
  9. Mat Yudin Z, Ali K, Wan Ahmad WMA, Ahmad A, Khamis MF, Brian Graville Monteiro N', et al.
    Eur J Dent Educ, 2020 Feb;24(1):163-168.
    PMID: 31698535 DOI: 10.1111/eje.12480
    AIMS: To evaluate the self-perceived preparedness of final-year dental undergraduate students in dental public universities in Malaysia.

    METHODS: Final-year dental undergraduate students from six dental public universities in Malaysia were invited to participate in an online study using a validated Dental Undergraduates Preparedness Assessment Scale DU-PAS.

    RESULTS: In total, about 245 students responded to the online questionnaire yielding a response rate of 83.05%. The age range of the respondents was 23-29 years with a mean age of 24.36 (SD 0.797). The total score obtained by the respondents was ranged from 48 to 100 with a mean score of 79.56 (SD 13.495). Weaknesses were reported in several clinical skills, cognitive and behavioural attributes.

    CONCLUSIONS: The preparedness of undergraduate students at six dental institutions in Malaysia was comparable to students from developed countries. The dental undergraduate preparedness assessment scale is a useful tool, and dental institutions may be used for self-assessment as well as to obtain feedback from the supervisors.

  10. Ismail TAT, Jalil RA, Wan Ishak WR, Hamid NF, Wan Nik WS, Jan Mohamed HJ, et al.
    Korean J Fam Med, 2018 Jan;39(1):15-22.
    PMID: 29383207 DOI: 10.4082/kjfm.2018.39.1.15
    Background: A qualitative study providing an in-depth exploration of people's view and the increasing burden of overweight and obesity is required. This study aimed to explore the understanding of dieting and previous experiences on weight loss attempts among overweight and obese government employees in Kelantan, Malaysia, prior to recruitment into the intervention program.

    Methods: Thirteen focus group discussions involving 129 participants from a weight-loss intervention program were conducted within the first 1 month of recruitment. These discussions were moderated by two trained researchers in the Malay language and assisted by an interview guide. They were audio-recorded and transcribed verbatim. A thematic analysis was performed, and codes and themes from each discussion were constructed.

    Results: The participants understood dieting with various meanings, including skipping meals and removing rice from daily diets. They applied numerous methods to lose weight and achieved various outcomes. Health and appearance, social support, and compliance with current trends were the factors motivating these participants to lose weight. Their determination to lose weight was limited by lack of self-control and motivation, experiences of unpleasant effects, influence on weight, and environmental and health factors.

    Conclusion: Real-life weight loss experiences and perceptions provided relevant insights into current weight loss management strategies. Some of these issues and misunderstandings should be emphasized in weight loss strategies during health promotion.

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