83 research outputs found

    Women in the Machinery of War: Gender, Identity & Resistance Within Contemporary Middle Eastern Conflict

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    This thesis seeks to explore the ways in which gender and identity are imagined in times of war especially in the cases of women who participate in armed struggle within the Middle East. I focus particularly on how US and UK media\u27s framing of these women\u27s lives and experiences distort the ways in which we understand conflict within the contemporary Middle East. Through the case studies of female militants or supports of militancy in Palestine and the Islamic State I seek to highlight women\u27s stories and lived realities in an attempt to understand what drives them to use particular model\u27s of agency

    Platelet count trends in pregnant women who have pre-eclampsia with thrombocytopenia

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    A research report submitted to the Faculty of Health Sciences, University of the Witwatersrand, in fulfilment of the requirements for the degree of Master of Medicine in Obstetrics and Gynaecology MMed (O&G) Johannesburg, May 2016Background Pre-eclampsia can result in abnormal platelet function and count. Due to lack of resources and the subsequent over burden of specimens sent to our National Health Laboratory Services (NHLS), these results may not be obtained on time. Obstetricians and anaesthetists therefore make assumptions about platelet count in pre-eclamptic women – a common assumption is that a low platelet count will drop further as long as the woman remains pregnant. This may lead to unnecessary clinical and anaesthetist decisions in patient management. Objective This dissertation questions the predictability, at least while pregnancy continues, of platelet count trends in women who have pre-eclampsia with thrombocytopaenia, and also aims to identify factors associated with trends in platelet count in these women. Methods This study had a cohort design with data collected prospectively. Women who had thrombocytopenia as a complication of pre-eclampsia, with follow-up results while still pregnant, were included. Women were recruited at all three academic hospitals attached to the University of the Witwatersrand . No interventions were done, and all platelet count results used were from blood tests done as part of the management of each patient. Follow-up platelet counts were compared with initial platelet counts and observed for changes, using statistical tests for paired data, guided by a significance level of p<0.05. Results Thirty two women were entered into the study. For all the women, the median first platelet count on admission into the study was 112x109/L and the median follow-up platelet count was 99x109L, with no significant difference (Wilcoxon signed rank test for paired data, p=0.78). However, in the 12 women with raised aspartate aminotransferase (AST) levels on admission (AST≥40 U/L), the platelet count decreased by a mean of 19.7 x109/L (Student’s t-test for paired data; p<0.01). No other measured risk factors were associated with decreases in platelet count. Conclusion The platelet count in women with pre-eclampsia who have thrombocytopenia can be predicted only in the groups with raised AST or HELLP syndrome (p < 0.01).MT201

    Geospatial Assessment of Vegetation Changes around the Odublasi Quarry in Ghana

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    This study examined drivers of vegetation cover changes around the Odublasi quarry, analyzed trends of the change, and areas around the quarry prone to these drivers. Stakeholders were interviewed to identify drivers of vegetation cover change, while satellite imagery of the area from 2007, 2012, 2013, and 2014 were used for trend analysis. Field mapping of trees in the area was undertaken to acquire baseline data of vegetation for use in future studies and restoration projects. Identified drivers were; the construction of a new access road; switch in livelihoods of the local community members from small-scale quarrying to extracting biological resources around the quarry site; unsustainable farming and wood logging practices around the quarry; social exclusion; and afforestation programme around the quarry. A rising and falling trend in vegetation cover was observed in satellite images of the quarry site from 2007 to 2014. Activities around the quarry like shifting cultivation farming was a key driver of this undulating trend. Habitats along the access road to the quarry were identified to be vulnerable to the drivers of vegetation cover change and needed critical attention in any environmental restoration efforts

    Expectant management of early onset of severe pre-eclampsia in Durban

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    Fifty patients with severe pre-eclampsia who presented before 32 weeks' gestation were managed conservatively (sedation, bed rest, antihypertensive therapy and intensive fetal and maternal monitoring) until intervention was indicated. Twelve patients presented before 26 weeks ofpregnancy and there were no fetal survivors in this group; 23 presented between 26 and 29 weeks and 8(34,8%) of the babies in this group survived. The rate of perinatal loss in those presenting between 30 and 32 weeks was 26,6% (N =4). Patients who had a history of a hypertensive disorder in their previous pregnancy(ies) had a higher perinatal mortality rate; 23 such mothers experienced 16 perinatal losses compared with 27 mothers who had no such history and who had only 8 perinatal losses. There was 1 maternal death, there were 2 cases of eclampsia, 3 of pulmonary oedema, 4 of abruptio placentae and 1 case of renal failure; 2 patients had disseminated intravascular coagulation. The local indigent and underprivileged black population have a more aggressive form of early onset of severe pre-eclampsia than that reported for other population groups. The high maternal complication rate of 30,8% and the low fetal survival rate before 26 weeks indicate that there is no place in our setting for expectant management of severe pre-eclampsia in patients presenting before 26 weeks. This applies particularly to those with a previous history ofhypertension in pregnancy

    Pesticides Bioconcentration Potential of Aquatic Plants in the Volta Lake

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    The Volta Lake is known for the proliferation of numerous aquatic plants in its shallow waters. A major cause for the presence of the luxuriant vegetation is the intensive agricultural activities along the banks. These activities are heavily dependent on agrochemicals including fertilizers, which eventually get into the aquatic ecosystem via water ways. In this study, two aquatic plants; Ceratophyllum demersum and Nymphaea lotus were investigated in a pilot study to determine their bioconcentration of pesticides. Levels of organochlorine (OCs) and synthetic pyrethroids (SPs) were analysed using gas chromatograghy equipped with electron capture detector while gas chromatography equipped with pulse flame photometric detector was used for the organophosphorus pesticides (OPs) determination in the plant tissues. The ambient concentrations of these pesticides in the aqueous medium were also determined and the ratios of pesticide concentration in the plant and water samples estimate bioconcentration potential of the plants. Out of 38 detected pesticides, 22 (representing 58%) were bioconcentrated by the aquatic weeds. The Bioconcentration Factor (BCF) range for Ceratophyllum demersum was 1.06 – 4,470 and that for Nymphaea lotus was 1.27 – 800. By the standard of the European Union regulation for registration of chemicals, levels of diazinon and chlorpyrifos in Ceratophyllum demersum fulfilled the ‘bioaccumulation’ criterion (i.e BCF &gt; 2000) while fenitrothion, with BFC of 5500 in the same plant fulfilled ‘very bioaccumulation’ criterion (BCF ≥ 5000). This study shows that aquatic weeds in their natural ecosystem have the remediation potential, though to varying degrees and hence play a role in the improvement of water quality

    Perceptions of workers on the benefits of institutional source sorting: A case of the Council for Scientific and Industrial Research - Institute of Industrial Research (CSIR-IIR), Accra, Ghana

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    The management of solid wastes at the workplace in Ghana is characterised by mixed wastes pickup delays, dustbin overflows and leakage of plastic bags into the environment. Benefits from the pilot of source sorting as a mitigation measure at the workplace are unavailable in literature. Hence, the study employed descriptive statistical tools to assess the advantages of a piloted source sorting system at the CSIR-IIR. The sampled size was 100 staff with an 80% questionnaire recovery rate. The analysis of data showed that, the implementation of segregation at source transformed the social approach of workers towards waste management. Most workers (97.7%) preferred sorting their wastes at source irrespective of the location of the generation point. A congenial environment was created by the source separation infra­structure, which made staff worked better, (70% responses). The majority of staff (95.2%) confirmed the savings made by the Institute on the cost of landfilling. The sorting at source improved cleanliness of the compound (97.6% responses) and eliminated open-air burning of wastes (95.1% responses). In all, the source segregation was beneficial to the social, economic and environmental well-being of staff and management of the Institution

    Together, yet still not equal? Sex integration in equestrian sport

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    Sex segregation is a core organising principle of most modern sports and is a key element in the marginalisation and subordination of girls and women in sport and beyond. In this article I explore the only Olympic-level sport which is not organised around sex segregation – equestrian sport – in order to consider the implications of sex integration for female participants. I draw on a study conducted on elite riders that found that although sex integration in equestrian sport does not lead to female participants being excluded from high-level competition, men continue to perform disproportionately well. This suggests that although sex integration may be an important step towards breaking down gender hierarchies in sport, without accompanying wider changes in gender norms and expectations, sex integration alone will not be enough to achieve greater gender equality in equestrian sport

    PREVALENCE OF PLANT-PARASITIC NEMATODES IN RICE FIELDS IN GHANA

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    Rice ( Oryza sativa L.) is one of the most cultivated crops worldwide whose production in sub-Saharan Africa is extensively affected by root nematodes. The objective of this study was to identify and establish the distribution of plant-parasitic nematodes (PPNs), in rice growing fields within different regions of Ghana. Soil and root samples were taken from rice fields, namely fourteen from Volta Region, eleven from the Soil and Irrigation Research Centre (SIREC), Kpong (Eastern Region); and five from Dawhenya (Greater Accra Region). The soil samples were taken from 0-30 cm depths, together with root samples. A total of twenty-four nematode genera were identified in soil and root samples from the three regions. These included: Aphelenchus spp., Belonolaimus spp., Ditylenchus spp., Dolichodorus spp., Helicotylenchus spp., Hemicriconemoides spp. Hemicycliophora spp. Heterodera spp., Hirschmaniella spp., Hoplolaimus spp., Longidorus spp., Meloidogyne spp., Paralongidorous spp., Paratylenchus spp., Pratylenchus spp., Radopholus spp., Rhabditida spp., Rotylenchulus spp., Scutellonema spp., Trichodorus spp., Tylenchornchus spp., Tylenchulus spp., Tylenchus spp. and Xiphinema spp. In the Volta Region, Tylenchus spp. was the most abundant (29.01%) in the soil; while Meloidogyne spp. was most the abundant (36.86%) in the roots. In Dawhenya regions, Meloidogyne spp. was the most abundant (26.96%) in the soil; while Tylenchus spp. was the most abundant (25.94%) in the roots. In the Eastern Region, Meloidogyne spp. was the most abundant (41.7%) in the soil; while Pratylenchus spp. was the most abundant (36.1%) in the roots. These nematodes threaten rice production in Ghana, if not managed well in farmer\u2019s fields.Le riz ( Oryza sativa L.) est l\u2019une des cultures les plus cultiv\ue9es au monde dont la production en Afrique subsaharienne est largement affect\ue9e par les n\ue9matodes des racines. L\u2019objectif de cette \ue9tude \ue9tait d\u2019identifier et d\u2019\ue9tablir la r\ue9partition des n\ue9matodes phytoparasites (NPP) dans les rizi\ue8res de diff\ue9rentes r\ue9gions du Ghana. Des \ue9chantillons de sol et de racines ont \ue9t\ue9 pr\ue9lev\ue9s dans les rizi\ue8res, \ue0 savoir quatorze de la r\ue9gion de la Volta, onze du Centre de Recherche sur les Sols et l\u2019Irrigation (SIREC), Kpong (r\ue9gion de l\u2019Est)\ua0; et cinq de Dawhenya (r\ue9gion du Grand Accra). Les \ue9chantillons de sol ont \ue9t\ue9 pr\ue9lev\ue9s \ue0 des profondeurs de 0 \ue0 30 cm, ainsi que des \ue9chantillons de racines. Au total, vingt-quatre genres de n\ue9matodes ont \ue9t\ue9 identifi\ue9s dans des \ue9chantillons de sol et de racines des trois r\ue9gions. Ceux-ci comprenaient : Aphelenchus spp., Belonolaimus spp., Ditylenchus spp., Dolichodorus spp., Helicotylenchus spp., Hemicriconemoides spp. Hemicycliophora spp. Heterodera spp., Hirschmaniella spp., Hoplolaimus spp., Longidorus spp., Meloidogyne spp., Paralongidorous spp., Paratylenchus spp., Pratylenchus spp., Radopholus spp., Rhabditida spp., T. ., Tylenchornchus spp., Tylenchulus spp., Tylenchus spp. et Xiphinema spp. Dans la r\ue9gion de la Volta, Tylenchus spp. \ue9tait le plus abondant (29,01 %) dans le sol; tandis que Meloidogyne spp. \ue9tait le plus abondant (36,86%) dans les racines. Dans les r\ue9gions de Dawhenya, Meloidogyne spp. \ue9tait le plus abondant (26,96 %) dans le sol; tandis que Tylenchus spp. \ue9tait le plus abondant (25,94 %) dans les racines. Dans la r\ue9gion orientale, Meloidogyne spp. \ue9tait le plus abondant (41,7%) dans le sol; tandis que Pratylenchus spp. \ue9tait le plus abondant (36,1 %) dans les racines. Ces n\ue9matodes menacent la production de riz au Ghana, s\u2019ils ne sont pas bien g\ue9r\ue9s dans les champs des agriculteurs

    Optimism/pessimism and health-related quality of life during pregnancy across three continents: a matched cohort study in China, Ghana, and the United States

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    <p>Abstract</p> <p>Background</p> <p>Little is known about how optimism/pessimism and health-related quality of life compare across cultures.</p> <p>Methods</p> <p>Three samples of pregnant women in their final trimester were recruited from China, Ghana, and the United States (U.S.). Participants completed a survey that included the Life Orientation Test - Revised (LOT-R, an optimism/pessimism measure), the Short Form 12 (SF-12, a quality of life measure), and questions addressing health and demographic factors. A three-country set was created for analysis by matching women on age, gestational age at enrollment, and number of previous pregnancies. Anovas with post-hoc pairwise comparisons were used to compare results across the cohorts. Multivariate regression analysis was used to create a model to identify those variables most strongly associated with optimism/pessimism.</p> <p>Results</p> <p>LOT-R scores varied significantly across cultures in these samples, with Ghanaian pregnant women being the most optimistic and least pessimistic and Chinese pregnant women being the least optimistic overall and the least pessimistic in subscale analysis. Four key variables predicted approximately 20% of the variance in overall optimism scores: country of origin (p = .006), working for money (p = .05); level of education (p = .002), and ever being treated for emotional issues with medication (p < .001). Quality of life scores also varied by country in these samples, with the most pronounced difference occurring in the vitality measure. U.S. pregnant women reported far lower vitality scores than both Chinese and Ghanaian pregnant women in our sample.</p> <p>Conclusion</p> <p>This research raises important questions regarding what it is about country of origin that so strongly influences optimism/pessimism among pregnant women. Further research is warranted exploring underlying conceptualization of optimism/pessimism and health related quality of life across countries.</p
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