Displaying all 15 publications

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  1. Wan Mahmud WMR, Amir A, Mahmood NM
    Aim: To evaluate the psychometric performance of the Malay version of the Medical Outcome Study (MOS) Social Support Survey among a sample of postpartum Malay women in Kedah, North West of Peninsular Malaysia.
    Materials and methods: 354 women between 4 to 12 weeks postpartum were recruited for the validation study. They were given questionnaires on socio-demography, the Malay versions of the MOS Social Support Survey, the Edinburgh Postnatal Depression Scale (EPDS) and the 21-items Beck Depression Inventory-II (BDI-II). 30 of the participants, who were bilingual, were also given the original English version of the instrument. A week later, these women were again asked to complete the Malay version of MOS Social Support Survey.
    Results: The median number for item 1 (the single item measure of structural support) was 3 (inter-quartile range = 2 - 4). Extraction method of the remaining 19 items (item 2 to item 20) using principle component analyses with direct oblimin rotation converged into 3 dimensions of functional social support (informational support, affectionate support / positive social interaction and instrumental support) with reliability coefficients of 0.93, 0.74 and 0.72 respectively. Overall the scale displayed good internal consistency (Cronbach's alpha = 0.93), parallel form reliability (0.98) and test-retest reliability (0.97) (Spearman's rho; p<0.01). Its validity was confirmed by the negative correlations between the overall support index (total social support score) and all the three dimensions of functional support with the Malay versions of EPDS and BDI-II. The overall support index also displayed low but significant correlations with the single measure structural social support in the instrument (Spearman's rho = 0.14; p <0.01).
    Conclusions: The MOS Social Support Survey demonstrated good psychometric properties in measuring social support among postpartum Malay women in Kedah, North West of Peninsular Malaysia and could potentially be used as a simple instrument in primary care settings.
  2. Fu JJ, Bazazi AR, Altice FL, Mohamed MN, Kamarulzaman A
    PLoS One, 2012;7(9):e44249.
    PMID: 23028508 DOI: 10.1371/journal.pone.0044249
    Throughout Asia, people who use drugs are confined in facilities referred to as compulsory drug detention and rehabilitation centers. The limited transparency and accessibility of these centers has posed a significant challenge to evaluating detainees and detention conditions directly. Despite HIV being highly prevalent in this type of confined setting, direct evaluation of detainees with HIV and their access to medical care has yet to be reported in the literature.
  3. Dhillon HK, Singh HJ, Mahmood NM, Ghaffar NA
    Climacteric, 2008;11(6):518-24.
    PMID: 18991079 DOI: 10.1080/13697130802491031
    OBJECTIVE:
    Documentation of self-care actions for vasomotor complaints by some postmenopausal women in Kelantan.

    METHODS:
    A semi-structured questionnaire was administered to 326 naturally menopausal women to determine the prevalence and types of self-care actions taken for vasomotor complaints.

    RESULTS:
    Fractionally more women took self-care actions for night sweats than hot flushes. The choice of self-care action depended upon the area of residence and the educational level. The most common action taken for night sweats was to sleep either in an air-conditioned room or under a ceiling fan. About one-quarter of the complainants used hormone replacement therapy, the majority of who were urban-living and with secondary education. Only a small fraction used traditional remedies.

    CONCLUSION:
    A large proportion of women complaining of vasomotor complaints took self-care actions and the choice of self-care actions depended on the area of residence and educational level. The use of modern remedies and less of the traditional remedies was more common amongst the more affluent and educated women than women in rural areas who either did nothing or resorted to the more simple type of self-care actions. Contrary to our expectations, the use of traditional remedies was low.
  4. Dhillon HK, Mohd Zaki Nik Mahmood N, Singh H
    Maturitas, 2007 Nov 20;58(3):241-8.
    PMID: 17913406
    The aim of this study was to document some of the self-care actions taken by women in Kelantan to manage their somatic symptoms associated with menopause.
  5. Malik HAM, Abid F, Mahmood N, Wahiddin MR, Malik A
    Healthc Inform Res, 2019 Jul;25(3):182-192.
    PMID: 31406610 DOI: 10.4258/hir.2019.25.3.182
    Objectives: Dengue epidemic is a dynamic and complex phenomenon that has gained considerable attention due to its injurious effects. The focus of this study is to statically analyze the nature of the dengue epidemic network in terms of whether it follows the features of a scale-free network or a random network.

    Methods: A multifarious network of Aedes aegypti is addressed keeping the viewpoint of a complex system and modelled as a network. The dengue network has been transformed into a one-mode network from a two-mode network by utilizing projection methods. Furthermore, three network features have been analyzed, the power-law, clustering coefficient, and network visualization. In addition, five methods have been applied to calculate the global clustering coefficient.

    Results: It has been observed that dengue epidemic follows a power-law, with the value of its exponent γ = -2.1. The value of the clustering coefficient is high for dengue cases, as weight of links. The minimum method showed the highest value among the methods used to calculate the coefficient. Network visualization showed the main areas. Moreover, the dengue situation did not remain the same throughout the observed period.

    Conclusions: The results showed that the network topology exhibits the features of a scale-free network instead of a random network. Focal hubs are highlighted and the critical period is found. Outcomes are important for the researchers, health officials, and policy makers who deal with arbovirus epidemic diseases. Zika virus and Chikungunya virus can also be modelled and analyzed in this manner.

  6. Abdul Ghaffar NA, Ismail MP, Nik Mahmood NM, Daud K, Abu Dzarr GA
    Maturitas, 2008 Jun 20;60(2):177-9.
    PMID: 18482807 DOI: 10.1016/j.maturitas.2008.03.013
    Uterine fibroid or leiomyoma is the commonest benign uterine tumour. Its occurrence in the postmenopausal age group is rare and if enlargement of the fibroid noted during this time, the diagnosis of leiomyosarcoma is provisional until proven otherwise. A case of a postmenopausal woman with a huge uterine fibroid associated with polycythaemia is presented whereby the mass was noted to increase in size within 2 years. The patient was otherwise well except for the growing uterine mass. She had venesection done to treat her polycythaemia and later underwent surgery for total abdominal hysterectomy and bilateral salpingoophoorectomy. The histopathology report confirmed leiomyoma of uterus with no evidence of sarcomatous changes. It was suggested that large uterine myoma may cause secondary polycythaemia by three postulated mechanisms, i.e. presence of hypoxia suggesting shunting within the tumour, second, the uterine fibroid was compressing the ureters resulting in inappropriate excessive production of erythropoietin by the kidneys, and third, the tumour itself may have been producing the erythropoietin.
  7. Dhillon HK, Singh HJ, Shuib R, Hamid AM, Mohd Zaki Nik Mahmood N
    Maturitas, 2006 Jun 20;54(3):213-21.
    PMID: 16326052
    The aim of the study was to document the prevalence of 16 symptoms commonly associated with menopause, in women living in Kelantan.
  8. Aghajani Mir M, Taherei Ghazvinei P, Sulaiman NM, Basri NE, Saheri S, Mahmood NZ, et al.
    J Environ Manage, 2016 Jan 15;166:109-15.
    PMID: 26496840 DOI: 10.1016/j.jenvman.2015.09.028
    Selecting a suitable Multi Criteria Decision Making (MCDM) method is a crucial stage to establish a Solid Waste Management (SWM) system. Main objective of the current study is to demonstrate and evaluate a proposed method using Multiple Criteria Decision Making methods (MCDM). An improved version of Technique for Order of Preference by Similarity to Ideal Solution (TOPSIS) applied to obtain the best municipal solid waste management method by comparing and ranking the scenarios. Applying this method in order to rank treatment methods is introduced as one contribution of the study. Besides, Viekriterijumsko Kompromisno Rangiranje (VIKOR) compromise solution method applied for sensitivity analyses. The proposed method can assist urban decision makers in prioritizing and selecting an optimized Municipal Solid Waste (MSW) treatment system. Besides, a logical and systematic scientific method was proposed to guide an appropriate decision-making. A modified TOPSIS methodology as a superior to existing methods for first time was applied for MSW problems. Applying this method in order to rank treatment methods is introduced as one contribution of the study. Next, 11 scenarios of MSW treatment methods are defined and compared environmentally and economically based on the waste management conditions. Results show that integrating a sanitary landfill (18.1%), RDF (3.1%), composting (2%), anaerobic digestion (40.4%), and recycling (36.4%) was an optimized model of integrated waste management. An applied decision-making structure provides the opportunity for optimum decision-making. Therefore, the mix of recycling and anaerobic digestion and a sanitary landfill with Electricity Production (EP) are the preferred options for MSW management.
  9. Thent ZC, Chakraborty C, Mahakkanukrauh P, Nik Ritza Kosai Nik Mahmood N, Rajan R, Das S
    Curr Drug Targets, 2017;18(11):1250-1258.
    PMID: 27138760 DOI: 10.2174/1389450117666160502151600
    BACKGROUND: Recently, there are scientific attempts to discover new drugs in the biotechnology industry in order to treat various diseases including atherosclerosis.

    OBJECTIVE: The main objective of the present review was to highlight the cellular, molecular biology and inflammatory process related to the atheromatous plaques.

    METHODS: A thorough literature search of Pubmed, Google and Scopus databases was done.

    RESULTS: Atherosclerosis is considered to be a leading cause of death throughout the world. Atherosclerosis involves oxidative damage to the cells with production of reactive oxygen species (ROS). Development of atheromatous plaques in the arterial wall is a common feature. Specific inflammatory markers pertaining to the arterial wall in atherosclerosis may be useful for both diagnosis and treatment. These include Nitric oxide (NO), cytokines, macrophage inhibiting factor (MIF), leucocytes and Pselectin. Modern therapeutic paradigms involving endothelial progenitor cells therapy, angiotensin II type-2 (AT<sub>2</sub>R) and ATP-activated purinergic receptor therapy are notable to mention.

    CONCLUSION: Future drugs may be designed aiming three signalling mechanisms of AT<sub>2</sub>R which are (a) activation of protein phosphatases resulting in protein dephosphorylation (b) activation of bradykinin/nitric oxide/cyclic guanosine 3&#039;,5&#039;-monophosphate pathway by vasodilation and (c) stimulation of phospholipase A(2) and release of arachidonic acid. Drugs may also be designed to act on ATP-activated purinergic receptor channel type P2X7 molecules which acts on cardiovascular system.

  10. Wan Mahmud WMR, Hayati MR, Bashah B, Amir A, Mahmood NM
    Background: Community based epidemiological data on postpartum depression in Malaysia is scarce. Aim: To determine the prevalence and risk factors for developing postpartum depression among Malay women from a rural area in Kedah, North West of Peninsular Malaysia. Method: We screened 185 women at 4-12 weeks postpartum attending the selected health centers using the Malay versions of Edinburgh Postnatal Depression Scale (EPDS) and Beck Depression Inventory II (BDI-11). Those scoring 12 and / or 9/10 on BDI-11 were interviewed using the Composite International Diagnostic Interview (CIDI) and the 17-items Hamilton Rating Scale for Depression (HDRS-17). All diagnoses were based on the Tenth Edition of the International Classification for Disease: Diagnostic Criteria for Research (ICD-I0: DCR-10). Results: The prevalence of postpartum depression was 21.08%. The condition was found to be significantly linked to polygamous marriages, high number of life events and financial problems over the last one year prior to delivery, and low scores on the Malay version of the MOS Social Support Survey and all its components (overall support index, informational support, affectionate support/ positive social interactions and instrumental support). Conclusions: Postpartum depression is indeed a reality among Malay women in rural areas In Kedah, North West of Peninsular Malaysia. These findings have implications for policies regarding maternal and childcare programs.
  11. Sharif HMA, Mahmood N, Wang S, Hussain I, Hou YN, Yang LH, et al.
    Chemosphere, 2021 Jun;273:129695.
    PMID: 33524756 DOI: 10.1016/j.chemosphere.2021.129695
    Recently, the discharge of flue gas has become a global issue due to the rapid development in industrial and anthropogenic activities. Various dry and wet treatment approaches including conventional and hybrid hybrid wet scrubbing have been employing to combat against these toxic exhaust emissions. However, certain issues i.e., large energy consumption, generation of secondary pollutants, low regeneration of scrubbing liquid and high efficieny are hindering their practical applications on industrial level. Despite this, the hybrid wet scrubbing technique (advanced oxidation, ionic-liquids and solid engineered interface hybrid materials based techniques) is gaining great attention because of its low installation costs, simultaneous removal of multi-air pollutants and low energy requirements. However, the lack of understanding about the basic principles and fundamental requirements are great hurdles for its commercial scale application, which is aim of this review article. This review article highlights the recent developments, minimization of GHG, sustainable improvements for the regeneration of used catalyst via green and electron rich donors. It explains, various hybrid wet scrubbing techniques can perform well under mild condition with possible improvements such as development of stable, heterogeneous catalysts, fast and in-situ regeneration for large scale applications. Finally, it discussed recovery of resources i.e., N2O, NH3 and N2, the key challenges about several competitive side products and loss of catalytic activity over time to treat toxic gases via feasible solutions by hybrid wet scrubbing techniques.
  12. Nik Lah NA, Che Yaakob CA, Othman MS, Nik Mahmood NM
    Singapore Med J, 2007 Dec;48(12):e335-7.
    PMID: 18043831
    Twin reverse arterial perfusion sequence occurs in approximately one percent of monochorionic twins. This condition is always fatal for the recipient twin and carries a high mortality rate for the pump twin. Various treatment options are described, but management is continually evolving with the publication of new data. We report an acardiac acephalic monochorionic twin who was diagnosed at 31 weeks gestation. Serial ultrasonographical examinations of the normal pump twin showed intrauterine growth restriction but with no evidence of heart failure. A healthy pump twin was delivered by caesarean section at 34 weeks.
  13. Mahmood ND, Nasir NL, Rofiee MS, Tohid SF, Ching SM, Teh LK, et al.
    Pharm Biol, 2014 Dec;52(12):1598-623.
    PMID: 25068675 DOI: 10.3109/13880209.2014.908397
    Different parts of Muntingia calabura L. (Elaeocarpaceae), or "kerukup siam" in Malay, have been reported to possess medicinal value, supported by a number of scientific studies.
  14. Mahmood ND, Mamat SS, Kamisan FH, Yahya F, Kamarolzaman MF, Nasir N, et al.
    Biomed Res Int, 2014;2014:695678.
    PMID: 24868543 DOI: 10.1155/2014/695678
    Muntingia calabura L. is a tropical plant species that belongs to the Elaeocarpaceae family. The present study is aimed at determining the hepatoprotective activity of methanol extract of M. calabura leaves (MEMC) using two models of liver injury in rats. Rats were divided into five groups (n=6) and received 10% DMSO (negative control), 50 mg/kg N-acetylcysteine (NAC; positive control), or MEMC (50, 250, and 500 mg/kg) orally once daily for 7 days and on the 8th day were subjected to the hepatotoxic induction using paracetamol (PCM). The blood and liver tissues were collected and subjected to biochemical and microscopical analysis. The extract was also subjected to antioxidant study using the 2,2-diphenyl-1-picrylhydrazyl-(DPPH) and superoxide anion-radical scavenging assays. At the same time, oxygen radical antioxidant capacity (ORAC) and total phenolic content were also determined. From the histological observation, lymphocyte infiltration and marked necrosis were observed in PCM-treated groups (negative control), whereas maintenance of hepatic structure was observed in group pretreated with N-acetylcysteine and MEMC. Hepatotoxic rats pretreated with NAC or MEMC exhibited significant decrease (P<0.05) in ALT and AST enzymes level. Moreover, the extract also exhibited good antioxidant activity. In conclusion, MEMC exerts potential hepatoprotective activity that could be partly attributed to its antioxidant activity and, thus warrants further investigations.
  15. Yahya F, Mamat SS, Kamarolzaman MF, Seyedan AA, Jakius KF, Mahmood ND, et al.
    PMID: 23853662 DOI: 10.1155/2013/636580
    In an attempt to further establish the pharmacological properties of Bauhinia purpurea (Fabaceae), hepatoprotective potential of methanol extract of B. purpurea leaves (MEBP) was investigated using the paracetamol- (PCM-) induced liver toxicity in rats. Five groups of rats (n = 6) were used and administered orally once daily with 10% DMSO (negative control), 200 mg/kg silymarin (positive control), or MEBP (50, 250, and 500 mg/kg) for 7 days, followed by the hepatotoxicity induction using paracetamol (PCM). The blood samples and livers were collected and subjected to biochemical and microscopical analysis. The extract was also subjected to antioxidant study using the 2, 2-diphenyl-1-picrylhydrazyl (DPPH) radical scavenging assay with the total phenolic content (TPC) also determined. From the histological observation, lymphocyte infiltration and marked necrosis were observed in PCM-treated groups (negative control), whereas maintenance of the normal hepatic structural was observed in group pretreated with silymarin and MEBP. Hepatotoxic rats pretreated with silymarin or MEBP exhibited significant decrease (P < 0.05) in ALT and AST enzyme level. Moreover, the extract also exhibited antioxidant activity and contained high TPC. In conclusion, MEBP exerts potential hepatoprotective activity that could be partly attributed to its antioxidant activity and high phenolic content and thus warrants further investigation.
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