21 research outputs found

    Assessment of knowledge and practice of pesticide application among beans and maize sellers in an urban South Western Nigerian market

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    Pesticides impart a crucial role for the improvement of food production according to the requirement of world population. However, pesticide use also has created concern regarding effect on the environment and the potentially toxic residues remaining in the food chain. This study assessed the knowledge and practice of pesticide use among raw food sellers in Bodija market, Ibadan. A cross -sectional study was conducted using all the registered 400 Beans Sellers and 720 Maize Sellers in the market. Majority (60%) of the respondents had good knowledge on pesticide use. Most (66.7%) of the food sellers that sell in retails had good pesticide application practice while only 45.6% of those selling in whole sale had good practice. The association was statistically significant. (χ2 = 7.977, p=0.019). After adjusting for other variables, the predictors of good practice in pesticide application were level of education and the type of food sold.Keywords: Knowledge, Practice, Pesticide applications, Beans and maize sellers, Nigerian marketAfr. J. Biomed. Res. Vol. 22 (January, 2019); 27- 3

    Prevalence of Uncontrolled Hypertension at a Secondary Health Care Center in South-Western Nigeria

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    There has been an upsurge in prevalence of hypertension worldwide and a drift towards poor control despite the development of new guidelines for treatment. The objective of this study was to determine the prevalence of uncontrolled hypertension at the State hospital Oyo. The study was a cross-sectional one and was conducted over a period of three months at the Medical Outpatient Clinic of the State Hospital, Oyo. The study population was composed of 403 adults aged between 18years and 70years. There were 321 females (79.7%) and 82 males (20.3%). The mean age of the consenting patients was 59.3 years (SD± 9.44). One hundred and sixty-four (40.7%) respondents had systolic blood pressure of less than 140mmHg. The prevalence of uncontrolled systolic blood pressure was 59.3%. Two hundred and ninety-seven (73.7%) respondents had diastolic blood pressure of less than 90mmHg. The prevalence of uncontrolled diastolic blood pressure was 26.3%.The prevalence of uncontrolled blood pressure was 245/403= 60.8%.The majority of hypertensive patients assessed in this study had poor control of hypertension hence they might have been exposed to development of heart disease, renal failure and stroke

    ARIA 2016: Care pathways implementing emerging technologies for predictive medicine in rhinitis and asthma across the life cycle

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    The Allergic Rhinitis and its Impact on Asthma (ARIA) initiative commenced during a World Health Organization workshop in 1999. The initial goals were (1) to propose a new allergic rhinitis classification, (2) to promote the concept of multi-morbidity in asthma a

    Mathematical analysis of discontinuities in the flow field of gas in a cylindrical pipe using diffusion MRI

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    In this study, Magnetic Resonance Imaging (MRI) is used to detect partial and total blockage of hydrogen gas in a cylindrical pipe. Diffusion Magnetic Resonance (DMR) equation is solved analytically for flow of fluid in a radially symmetric cylindrical pipe. Appropriate boundary conditions were imposed and the radial axis varied to depict partial and total blockage in the pipe. The results show that for free fluid flow, the magnetization is between 0.004 and 0.005. For partial blockage, the magnetization reduces (signal loss) in value to 0.00001 and for total blockage it is zero (0). This method is a viable alternative to other methods of detecting blockage in fluid pipelines in oil and gas industry due to its noninvasive analysis of flow in fluid. The MRI model also registers signal in its first few seconds or microseconds. The analysis can also be useful in process industries where different network of pipes are used or machines use cylindrical pipes or tubes in transporting materials especially when there is a partial or total blockage at any point in the network.Keywords: Bloch NMR Equations, DMR equation, Cylindrical pipe, Magnetizatio

    Modelling and Optimization of Poultry Wastes Effect on Water Quality of Some Shallow Wells in Kwara State, Nigeria

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    Increase in poultry farm settlement has led to high production of poultry products and byproduct as a result, much wastes are generated. This study was carried out to model and optimized water qualities of shallow wells of poultry farms in Asa and Ilorin South Local Governments of Kwara State, Nigeria as affected by pollution from poultry wastes. Variables such as distance from the dumpsite to the well (D), year of existence of the farm (Y), number of birds per farm (N) and hydraulic conductivity of soil of the area (H) were considered as input parameters in the development of the model. Output parameters investigated include; pH, turbidity, nitrate, phosphate, Biological Oxygen Demand (BOD), Chemical Oxygen Demand (COD), Dissolved Oxygen (DO) and Faecal coliform (FC). Eight (8) model equations were developed, checked for adequacy and validated. All developed model equations were found to present functional relationships between input and output parameters. The result showed that COD have maximum R2 and R2adj of 0.91 and 0.90 while Nitrate have 0.81 and 0.79 as the minimum R2 and R2adj respectively. Thus, all developed equations can be used as a vital tool for estimating, predicting and forecasting water quality. Best optimized results were selected and compared with WHO standard. pH (6.70) (Maximized), Turbidity (25.8) (Minimized), Phosphate (0.50) (Minimized), Nitrate (4.30) (Minimized), DO (11.90) (Minimized), BOD (2.30) (Minimized), COD (15.80) (Minimized), FC (0.01) (Minimized). Both Turbidity and FC were found to exceed WHO and FEPA maximum limit. Thus, proper treatment is needed in consumption of the water to prevent serious health effects

    ARIA (Allergic rhinitis and its impact on asthma) Achievements in 10 years and future needs [ARIA (Allerjik rinit ve astım üzerine etkisi) 10 yıldaki kazanımlar ve gelecekteki gereksinimler]

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    Allergic rhinitis and asthma represent global health problems for all age groups. Asthma and rhinitis frequently co-exist in the same subjects. Allergic Rhinitis and its Impact on Asthma (ARIA) was initiated during a World Health Organization (WHO) workshop in 1999 and was published in 2001. ARIA has reclassified allergic rhinitis as mild/moderate-severe and intermittent/persistent. This classification schema closely reflects the impact of allergic rhinitis on patients. In its 2010 Revision, ARIA developed clinical practice guidelines for the management of allergic rhinitis and asthma co-morbidities based on GRADE (Grading of Recommendation, Assessment, Development and Evaluation). ARIA has been disseminated and implemented in over 50 countries of the world. In Turkey, it is important to make a record of ARIA achievements and to identify the still unmet clinical, research and implementation needs in order to strengthen the 2011 EU Priority on allergy and asthma in children
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