Displaying publications 1 - 20 of 22 in total

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  1. Idris MA, Dollard MF, Yulita
    J Occup Health Psychol, 2014 Jul;19(3):291-302.
    PMID: 24802994 DOI: 10.1037/a0036599
    This multilevel longitudinal study investigates a newly identified climate construct, psychosocial safety climate (PSC), as a precursor to job characteristics (e.g., emotional demands), and psychological outcomes (i.e., emotional exhaustion and depression). We argued that PSC, as an organizational climate construct, has cross-level effects on individually perceived job design and psychological outcomes. We hypothesized a mediation process between PSC and emotional exhaustion particularly through emotional demands. In sequence, we predicted that emotional exhaustion would predict depression. At Time 1, data were collected from employees in 36 Malaysian private sector organizations (80% responses rate), n = 253 (56%), and at Time 2 from 27 organizations (60%) and n = 117 (46%). Using hierarchical linear modeling (HLM), we found that there were cross-level effects of PSC Time 1 on emotional demands Time 2 and emotional exhaustion Time 2, but not on depression Time 2, across a 3-month time lag. We found evidence for a lagged mediated effect; emotional demands mediated the relationship between PSC and emotional exhaustion. Emotional exhaustion did not predict depression. Finally, our results suggest that PSC is an important organizational climate construct, and acts to reduce employee psychological problems in the workplace, via working conditions.
  2. Yulita, Idris MA, Abdullah SS
    Scand J Psychol, 2022 Feb;63(1):19-31.
    PMID: 34807489 DOI: 10.1111/sjop.12789
    Psychosocial safety climate (PSC) is a facet-specific climate for psychological health and safety which constitutes an important organizational resource for creating a conducive work environment. The process to regain/restore energy expended at work, known as "recovery," also plays a pivotal role for individuals; however, this process, together with PSC, remains largely underexplored. The main purpose of this study is to investigate the role of PSC in enhancing the moderating role of individuals' psychological detachment and relaxation during weekends on the relationship between daily job demands in Week 1 and daily emotional exhaustion in Week 2. Data from a shortitudinal study of 178 teachers (in total, 534 diaries) in Terengganu, Malaysia, over two consecutive weeks, were operationalized at the individual level and daily level using Hierarchical Linear Modeling (HLM) software. The analysis showed that the daily experience of job demands in the prior week led to an increment of emotional exhaustion in the following week. Interestingly, the interaction role of PSC*psychological detachment and PSC*relaxation moderated the relationship between daily job demands and daily emotional exhaustion. Overall, this study highlights the importance of individual off-job recovery time and that building good PSC at work is fundamental in compensating for the adverse relationships between job demands and its consequences.
  3. Idris MA, Dollard MF, Winefield AH
    J Occup Health, 2011;53(6):447-54.
    PMID: 21952295
    OBJECTIVE: To examine the impact of globalization on employee psychological health and job satisfaction via job characteristics (i.e., job demands and job resources) in an emerging economy, that of Malaysia. As external factors are regarded as influences on the working environment, we hypothesized that global forces (increased pressure and competition) would have an impact on burnout and job satisfaction via increased demands (role conflict, emotional demands) and reduced resources (supervisor support, coworkers support).

    METHODS: Data were collected using a population based survey among 308 employees in the state of Selangor, Malaysia. Participants were approached at home during the weekend or on days off from work. Only one participant was selected per household. Structural equation modelling was used to analyse the data. Nearly 54% of respondents agreed that they need to work harder, 25% agreed that their job was not secure and 24% thought they had lost power and control on the job due to global trade competition.

    RESULTS: Consistent with our predictions, demands mediated the globalization to burnout relationship, and resources mediated the globalization to job satisfaction relationship.

    CONCLUSIONS: Together, these results support the idea that external factors influence work conditions and in turn employee health and job satisfaction. We conclude that the jobs demands-resources framework is applicable in an Eastern setting and that globalization is a key antecedent of working environments.

  4. Yulita Y, Idris MA, Dollard MF
    Int J Occup Saf Ergon, 2020 Oct 15.
    PMID: 32912109 DOI: 10.1080/10803548.2020.1822054
    Objective. Our innovation was to propose a multilevel model to explain how an organizational factor, psychosocial safety climate (PSC) - the climate for worker psychological health - related to work investment (work engagement and workaholism) and, in turn, psychological distress. Methods. Longitudinal data were collected in Peninsular Malaysia across 26 police departments from 392 police personnel, matched across 4 months, and were tested using hierarchical linear modeling. Results. The analysis revealed between-group effects linking PSC to job resources, to work engagement and to workaholism. When PSC operated by improving job resources, aside from increased work engagement, it could unwittingly boost workaholism. However, this only existed under low PSC conditions. The secondary function of PSC buffered the impact of job resources on workaholism and psychological distress. When PSC was high, job resources reduced both workaholism and psychological distress, suggesting that PSC enabled resources to do their job of mitigating unfavorable conditions. Conclusions. Results support a multilevel PSC-extended job demands-resources motivational path with cross-links, and PSC's moderation function, as an explanation of worker psychological health. Confirming PSC as a leading indicator and the importance of a motivational path, this article presents new evidence in support of targeting PSC to improve worker psychological health.
  5. Abdikarim M, Shahari S, Idris MA, Hanafiah H, Kosai NR, Das S
    Clin Ter, 2014;165(4):199-201.
    PMID: 25203333 DOI: 10.7417/CT.2014.1733
    Infected aneurysm is a life threatening clinical condition that is associated with significant morbidity and mortality. Early detection is essential for a rapid and efficacious initial treatment for better prognosis. Since the introduction of antibiotic therapy and concomitant decline of endocarditis, true mycotic aneurysms are rarely seen. The usual treatment consists of antibiotics along with aggressive surgical debridement of the infected tissue and vascular reconstruction, if needed. We here describe an infected aneurysm presenting as pyrexia of unknown origin and discuss the clinical features and challenges encountered in the treatment.
  6. Azlan A, Khoo HE, Idris MA, Ismail A, Razman MR
    ScientificWorldJournal, 2012;2012:403574.
    PMID: 22649292 DOI: 10.1100/2012/403574
    The drinking and mineral water samples obtained from different geographical locations had concentrations of the selected minerals lower than the standard limits, except for manganese, arsenic, and fluoride. The concentrations of manganese and arsenic in two mineral water samples were slightly higher than the standard international recommended limits. One mineral water sample had a fluoride concentration higher than the standard limits, whereas manganese was not detected in nine drinking and mineral water samples. Most of the selected minerals found in the tap water samples were below the international standard limits, except for iron and manganese. The concentrations of iron and manganese in the tap water samples were higher than the standard limits, which were obtained from one and three of the studied locations, respectively. The potable water obtained from various manufacturers and locations in Peninsular Malaysia is safe for consumption, as the minerals concentrations were below the standard limits prescribed by the Malaysian Food Regulations of 1985. The data obtained may also provide important information related to daily intake of these minerals from drinking water.
  7. Muhamad Nasharudin NA, Idris MA, Young LM
    Psych J, 2020 Oct;9(5):691-706.
    PMID: 32755003 DOI: 10.1002/pchj.378
    The purpose of the current study was to investigate the impact of job demands on health and work outcomes among Malaysian workers. We hypothesized that job demands (i.e., emotional demands and physical demands) would predict future work-related burnout and work engagement, in turn affecting sleep problems and job performance (in-role, extra-role). A longitudinal two-wave survey was conducted among Malaysian workers and valid data from 345 participants were analyzed using structural equation modeling. The results revealed that work-related burnout predicts sleep problems while work engagement increased employees' job performance over time. Overall, the current study highlights the importance of specific job demands (i.e., emotional demands and physical demands) that specifically affect health-related behavior and work-related behavior among workers.
  8. Azrina A, Khoo HE, Idris MA, Amin I, Razman MR
    Malays J Nutr, 2011 Aug;17(2):271-6.
    PMID: 22303580 MyJurnal
    Quality drinking water should be free from harmful levels of impurities such as heavy metals and other inorganic elements.
  9. Muhamad Nasharudin NA, Idris MA, Loh MY, Tuckey M
    Scand J Psychol, 2020 Jun;61(3):423-435.
    PMID: 32079048 DOI: 10.1111/sjop.12622
    The current study aimed to examine the role of psychological detachment in the relationship between working conditions and burnout and depression. First, the study proposed that job demands would increase burnout after four months but not depression. Second, it proposed that psychological detachment would moderate the impact of job demands and job resources on burnout and depression. Third, it was proposed that the interaction between job demands, job resources and psychological detachment would predict burnout and depression. The longitudinal study design involved 345 workers (at both Time 1 and Time 2). The hierarchical regression analysis showed that increasing psychological detachment reduced the negative relationship between physical demands and depression four months later. In contrast, high psychological detachment increased the negative association between emotional resources and burnout, but not between emotional resources and depression. Overall, this study, in its discovery of the impact of working conditions on psychological health, has made a new contribution to psychological detachment studies by using different sub-constructs of job demands and job resources (i.e., emotional and physical) with four-month gaps, as previous studies did not address the impact within this time frame.
  10. Syed-Yahya SNN, Idris MA, Noblet AJ
    J Safety Res, 2022 Dec;83:105-118.
    PMID: 36481002 DOI: 10.1016/j.jsr.2022.08.008
    INTRODUCTION: Since its inception more than four decades ago, research on safety climate has been conducted in many industries. Subsequently, a plethora of systematic literature reviews on safety climate in various work environments has focused on research trends and measurement scales. Yet, despite these reviews, the overall picture of how safety climate influences performance is still not well understood. The current study reviews existing literature on safety climate, specifically how it affects safety performance.

    METHOD: Literature searches were conducted using EBSCOhost and Web of Science databases in March 2021. We included English-language, peer-reviewed studies that reported the results of research done on safety climate and safety performance. We extracted data (contextual, theoretical, methodological and definition of safety performance) from these studies and were deductively analyzed and categorized into common themes.

    RESULTS: One hundred and sixty-two safety climate studies were identified. We found that studies on safety climate-performance were conducted in 16 types of industries while 23 different theories explained the safety climate-performance relationship. The quantity and quality of variables and methods used varied considerably across the surveys. Safety climate is predominantly used as a predictor while safety-related behavior is the most common definition of safety performance among the articles we reviewed. Few papers from the current review were methodologically strong, suggesting that current evidence on the link between safety climate and safety performance still suffers from common method bias.

    CONCLUSIONS: Although literature has provided evidence for the positive effect on safety performance via a strong safety climate, strong and convincing methods are still lacking and the causality of an improved safety climate still needs to be demonstrated.

    PRACTICAL APPLICATIONS: The findings of the current review offer a better understanding of how employers can improve safety climate in the workplace in various settings.

  11. Idris MA, Shee PY, Syed-Yahya SNN
    Ind Health, 2023 Jul 29;61(4):237-239.
    PMID: 37518184 DOI: 10.2486/indhealth.61_400
  12. Syed-Yahya SNN, Idris MA, Shimazu A
    Ind Health, 2023 Dec 06;61(6):419-431.
    PMID: 36384861 DOI: 10.2486/indhealth.2022-0064
    Much research has identified safety motivation as an essential individual-level antecedent of safety performance. Recently, scholars have shown interest in workplace support as an essential factor of safety motivation. While support from different sources is theoretically distinct, each is argued to be not just an antecedent, but also an outcome of the other. A similar reciprocal relationship is also expected between support and safety motivation. Our research utilised the Self-Determination Theory (Deci & Ryan, 1985) and Social Cognitive Theory (Bandura, 1988) to examine the role of each source of support on safety motivation; and investigate their reciprocal relationships. We used structural equation modelling to analyse three-wave longitudinal data (three months apart) from 314 firefighters throughout Malaysia. The result confirmed direct relationships and interestingly, denied that reciprocal relationships exist between organisational support, social support, and safety motivation over time. Our study recommends that the fire department should encourage support from all sources, primarily from senior management since it is the catalyst that activates support from other sources.
  13. Jarmin R, Idris MA, Shaharuddin S, Nadeson S, Rashid LM, Mustaffa WM
    Asian J Surg, 2006 Jul;29(3):149-52.
    PMID: 16877213
    Obstructed rectal endometriosis is an uncommon presentation. The clinical and intraoperative presentation may present as malignant obstruction. The difficulty in making the diagnosis may delay the definitive management of the patient. We report a unique case of rectal endometriosis mimicking malignant rectal mass causing intestinal obstruction and discuss the management of the case.
  14. Caunter G, Faeez Md Noh MS, Safri LS, Kumar K, Md Idris MA, Harunarashid H, et al.
    EJVES Short Rep, 2019;44:19-22.
    PMID: 31453386 DOI: 10.1016/j.ejvssr.2019.06.003
    Introduction: The development of metastatic renal cell carcinoma (RCC) many years after a nephrectomy is not common but has been reported. A metastasis appearing as a hypervascular tumour, mimicking an arteriovenous malformation (AVM), is a highly unusual phenomenon, with a biopsy required for diagnostic confirmation. Surgery is an option for a solitary metastatic lesion amenable to complete excision, with proven survival benefits. However, widespread metastatic disease carries a very poor prognosis, and is best treated with systemic agents such as anti-angiogenic drugs or tyrosine kinase inhibitors.

    Report: A 58 year old man developed an AVM mimicking a vascular tumour within his left brachioradialis muscle 10 years after a nephrectomy for RCC. Ultrasound and magnetic resonance imaging did not reveal any suspicious features of the vascular lesion.The lesion was successfully removed surgically, and was later proven histopathologically to be metastatic RCC. Further imaging showed widespread metastatic disease, and the patient survived only 15 months after receiving tyrosine kinase inhibitor therapy.

    Discussion: This case report aims to highlight a few important points: RCC metastases may be hypervascular, mimicking an AVM. A long disease free interval does not necessarily exclude recurrence or metastasis, as in this case, therefore long term surveillance is recommended. A high index of suspicion must be maintained to avoid delay in treatment, and biopsy of any suspicious lesion for histological examination is mandatory, albeit after many years of cancer remission. Whole body imaging with computed tomography or positron emission tomography computed tomography may detect clinically occult recurrence or metastases, and is important to guide further treatment.

  15. Safri LS, Lip HTC, Saripan MI, Huei TJ, Krishna K, Md Idris MA, et al.
    Prim Care Diabetes, 2020 08;14(4):364-369.
    PMID: 31744790 DOI: 10.1016/j.pcd.2019.10.001
    AIMS: To evaluate the incidence and risk factors for carotid artery stenosis amongst asymptomatic type 2 diabetes from a single Malaysian tertiary institution.

    METHODS: This is a prospective cross-sectional study of asymptomatic type 2 diabetics selected from the outpatient ophthalmology and endocrine clinics for carotid duplex ultrasound scanning performed by a single radiologist. The duplex ultrasound criteria were based on the North American Symptomatic Carotid Endarterectomy Trial (NASCET) classification of carotid artery stenosis. Univariate and multivariate analysis was performed to identify possible risk factors of carotid artery stenosis.

    RESULTS: Amongst the 200 patients, the majority were males (56%) and Malay predominance (58.5%). There were 12/200 patients (6%) with mean age of 69.2 years identified to have carotid artery stenosis. Univariate analysis of patients with asymptomatic carotid artery stenosis identified older age of 69.2 years (p=0.027) and duration of exposure to diabetes of 17.9 years (p=0.024) as significant risk factors.

    CONCLUSION: Patients with longer exposure of diabetes and older age were risk factors of carotid artery stenosis in asymptomatic type 2 diabetics. These patients should be considered for selective screening of carotid artery stenosis during primary care visit for early identification and closer surveillance for stroke prevention.

  16. Wahid FSA, Ismail NA, Wan Jamaludin WF, Muhamad NA, Mohamad Idris MA, Lai NM
    Curr Stem Cell Res Ther, 2018;13(4):265-283.
    PMID: 29532760 DOI: 10.2174/1574888X13666180313141416
    BACKGROUND: Revascularisation therapy is the current gold standard of care for critical limb ischemia (CLI), although a significant proportion of patients with CLI either are not fit for or do not respond well to this procedure. Recently, novel angiogenic therapies such as the use of autologous cellbased therapy (CBT) have been examined, but the results of individual trials were inconsistent.

    OBJECTIVE: To pool all published studies that compared the safety and efficacy of autologous CBT derived from different sources and phenotypes with non cell-based therapy (NCT) in CLI patients.

    METHODS: We searched Medline, Embase, Cochrane Library and ClinicalTrials.gov from 1974-2017. Sixteen randomised clinical trials (RCTs) involving 775 patients receiving the following interventions: mobilised peripheral blood stem cells(m-PBSC), bone marrow mononuclear cells(BM-MNC), bone marrow mesenchymal stem cells(BM-MSC), cultured BM-MNC(Ixmyelocel-T), cultured PB cells(VesCell) and CD34+ cells were included in the meta-analysis.

    RESULTS: High-quality evidence (QoE) showed similar all-cause mortality rates between CBT and NCT. AR reduction by approximately 60% were observed in patients receiving CBT compared to NCT (moderate QoE). CBT patients experienced improvement in ulcer healing, ABI, TcO2, pain free walking capacity and collateral vessel formation (moderate QoE). Low-to-moderate QoE showed that compared to NCT, intramuscular BM-MNC and m-PBSC may reduce amputation rate, rest pain, and improve ulcer healing and ankle-brachial pressure index, while intramuscular BM-MSC appeared to improve rest pain, ulcer healing and pain-free walking distance but not AR. Efficacy of other types of CBT could not be confirmed due to limited data. Cell harvesting and implantation appeared safe and well-tolerated with similar rates of adverse-events between groups.

    CONCLUSION: Implantation of autologous CBT may be an effective therapeutic strategy for no-option CLI patients. BM-MNC and m-PSBC appear more effective than NCT in improving AR and other limb perfusion parameters. BM-MSC may be beneficial in improving perfusion parameters but not AR, however, this observation needs to be confirmed in a larger population of patients. Generally, treatment using various sources and phenotypes of cell products appeared safe and well tolerated. Large-size RCTs with long follow-up are warranted to determine the superiority and durability of angiogenic potential of a particular CBT and the optimal treatment regimen for CLI.

  17. Aw YY, Yeoh CK, Idris MA, Teh PL, Hamzah KA, Sazali SA
    Materials (Basel), 2018 Mar 22;11(4).
    PMID: 29565286 DOI: 10.3390/ma11040466
    Fused deposition modelling (FDM) has been widely used in medical appliances, automobile, aircraft and aerospace, household appliances, toys, and many other fields. The ease of processing, low cost and high flexibility of FDM technique are strong advantages compared to other techniques for thermoelectric polymer composite fabrication. This research work focuses on the effect of two crucial printing parameters (infill density and printing pattern) on the tensile, dynamic mechanical, and thermoelectric properties of conductive acrylonitrile butadiene styrene/zinc oxide (CABS/ZnO composites fabricated by FDM technique. Results revealed significant improvement in tensile strength and Young's modulus, with a decrease in elongation at break with infill density. Improvement in dynamic storage modulus was observed when infill density changed from 50% to 100%. However, the loss modulus and damping factor reduced gradually. The increase of thermal conductivity was relatively smaller compared to the improvement of electrical conductivity and Seebeck coefficient, therefore, the calculated figure of merit (ZT) value increased with infill density. Line pattern performed better than rectilinear, especially in tensile properties and electrical conductivity. From the results obtained, FDM-fabricated CABS/ZnO showed much potential as a promising candidate for thermoelectric application.
  18. McLinton SS, Loh MY, Dollard MF, Tuckey MMR, Idris MA, Morton S
    J Adv Nurs, 2018 Apr 06.
    PMID: 29633325 DOI: 10.1111/jan.13580
    AIM: To present benchmarks for working conditions in healthcare industries as an initial effort into international surveillance.

    BACKGROUND: The healthcare industry is fundamental to sustaining the health of Australians, yet it is under immense pressure. Budgets are limited, demands are increasing as are workplace injuries and all of these factors compromise patient care. Urgent attention is needed to reduce strains on workers and costs in health care, however, little work has been done to benchmark psychosocial factors in healthcare working conditions in the Asia-Pacific. Intercultural comparisons are important to provide an evidence base for public policy.

    DESIGN: A cross-sectional design was used (like other studies of prevalence), including a mixed-methods approach with qualitative interviews to better contextualize the results.

    METHODS: Data on psychosocial factors and other work variables were collected from healthcare workers in three hospitals in Australia (N = 1,258) and Malaysia (N = 1,125). 2015 benchmarks were calculated for each variable and comparison was conducted via independent samples t tests. Healthcare samples were also compared with benchmarks for non-healthcare general working populations from their respective countries: Australia (N = 973) and Malaysia (N = 225).

    FINDINGS: Our study benchmarks healthcare working conditions in Australia and Malaysia against the general working population, identifying trends that indicate the industry is in need of intervention strategies and job redesign initiatives that better support psychological health and safety.

    CONCLUSION: We move toward a better understanding of the precursors of psychosocial safety climate in a broader context, including similarities and differences between Australia and Malaysia in national culture, government occupational health and safety policies and top-level management practices.

  19. Chandra Sakaran KR, Tiew T, Kamil K, Habeebullah Khan HA, Idris MA, Safri LS
    J Surg Case Rep, 2024 Mar;2024(3):rjae011.
    PMID: 38487394 DOI: 10.1093/jscr/rjae011
    Carotid body tumour (CBT) is the most common paraganglioma of the head and neck and may compromise neurovascular structures such as carotid vessels, and cranial nerves. Intracranial extension from the mass is possible if left untreated. The main treatment for CBT is surgical resection albeit extremely challenging due to tumour hypervascularity and its relationship to the carotid artery. A bilateral CBT, however, is a rare occurrence. Herein, we present a case of a man who presented to us with bilateral painless and palpable neck mass. He underwent staged bilateral CBT excision and it was complicated with left hypoglossal nerve palsy, which recovered over time.
  20. Kumar A/L S Katheraveloo K, Suryani Safri L, Guo Hou L, Hafiz Maliki A, Md Idris MA, Harunarashid H
    J Vasc Access, 2020 May;21(3):372-378.
    PMID: 31581898 DOI: 10.1177/1129729819879314
    BACKGROUND: Proper vascular access is essential for the long-term survival of chronic haemodialysis patients. The preferred vascular access in terms of long-term function is the native arteriovenous fistula. The success of native arteriovenous fistula depends mainly on a sufficient vein diameter. Thus, any intervention that could increase vein diameter before arteriovenous fistula creation could improve its patency. We conduct a study to investigate the effect of local physical training, namely handgrip exercise, on the distal forearm cephalic vein diameter in patients with chronic renal disease.

    MATERIAL AND METHODS: A total of 34 chronic renal disease patients (stage 3 and 4) were recruited in a randomized controlled trial. Handgrip exercise was performed for 8 weeks in the intervention group. Handgrip-strength measurement and distal forearm cephalic vein diameter of a non-dominant hand with and without tourniquet was recorded (measurement is taken 1 cm proximal to the radial styloid).

    RESULTS: After 8 weeks, the mean cephalic vein diameter in the intervention group increased from 1.77 and 1.97 mm to 2.15 and 2.43 mm, without and with a tourniquet, respectively (p < 0.05). There is also a significant change in the mean diameter of distal forearm cephalic vein (p < 0.05) in the intervention group when measured in both the absence (mean change 0.39 ± 0.06 mm vs 0.01 ± 0.02 mm) and the presence of tourniquet (mean change 0.47 ± 0.07 mm vs 0.01 ± 0.01 mm).

    CONCLUSION: These findings suggest that non-invasive handgrip exercise can increase in the diameter of the distal forearm cephalic vein, thereby increasing the rate of successful arteriovenous fistula creation.

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