Open Access. Powered by Scholars. Published by Universities.®

Digital Commons Network™

Open Access. Powered by Scholars. Published by Universities.®

2021

Discipline
Institution
Keyword
Publication
Publication Type
File Type

Articles 241 - 270 of 84157

Full-Text Articles in Entire DC Network

Comparing Omani Student-Teachers’ Expressions Of Identities In Traditional Efl Classrooms And Digital Contexts, Suad Al-Wahaibi Dec 2021

Comparing Omani Student-Teachers’ Expressions Of Identities In Traditional Efl Classrooms And Digital Contexts, Suad Al-Wahaibi

Journal of Educational and Psychological Studies

Abstract:This paper aims to investigate how virtual social spaces facilitate the expression of female and male Omani student-teachers’ identities, as compared to classroom contexts. The study follows a qualitative research design that is grounded in an interpretivist/constructivist paradigm. Focus group discussions and Language Learning Histories were used for data collection. Fourteen Omani EFL student-teachers participated in this study. The findings are discussed in relation to Dörnyei’s L2 Motivational Self System (2009), the Self-Determination Theory (2002), and Yashima’s International Posture (2009). The research data support the tripartite motivational model, with the expression of Omani-Islamic identity as a powerful motivation for Omani …

Go to article

The Impact Of Socioeconomic Factors On Public Health Care Expenditure In Asean Countries, Hui Nee Au Yong, Yi Ling Chong, Qi Hui Ng, Jen Hee Tan, Yuan Yuan Tay Dec 2021

The Impact Of Socioeconomic Factors On Public Health Care Expenditure In Asean Countries, Hui Nee Au Yong, Yi Ling Chong, Qi Hui Ng, Jen Hee Tan, Yuan Yuan Tay

Journal of Environmental Science and Sustainable Development

This study focuses on the macroeconomic, environmental, and socioeconomic determinants that would bring an impact on the healthcare. The ASEAN countries' economic growth, carbon emissions, urban population, and energy consumption are hypothesized to be correlated with healthcare expenditure. This study aims to investigate the impact of each factor affecting healthcare expenditure in these six ASEAN countries. The study looks into six ASEAN countries, i.e. Indonesia, Philippines, Thailand, Malaysia, Singapore, and Brunei Darussalam for the period of 2010-2014. A panel data analysis was conducted to meet the objectives of this study. To test the stationarity of the data, panel unit root …

Go to article

Perilaku Pencegahan Covid-19 Pada Tenaga Kesehatan Puskesmas Dalam Masa Pandemi Di Indonesia Tahun 2020, Lia Meiliyana, Rita Damayanti Dec 2021

Perilaku Pencegahan Covid-19 Pada Tenaga Kesehatan Puskesmas Dalam Masa Pandemi Di Indonesia Tahun 2020, Lia Meiliyana, Rita Damayanti

Perilaku dan Promosi Kesehatan: Indonesian Journal of Health Promotion and Behavior

Background. COVID-19 is a new contagious disease emerging in December 2019 and turned into a pandemic in 2020. Health workers are on the front line against COVID-19. The death rate for health workers in Indonesia is the third-highest globally (as of 27 January 2021); therefore, it is necessary to analyze the factors from a behavioral aspect. Objective. to analyze the prevention behavior of COVID-19 among health workers at health centers (puskesmas) during the pandemic in Indonesia in 2020 using the Health Belief Model. Method. used a cross-sectional approach on secondary data of collaboration PPPKMI PPKFKM UI in the June 2020 …

Go to article

Determinan Kualitas Tidur Mahasiswa Kampus A Di Universitas Muhammadiyah Prof Dr Hamka, Julia Tristianingsih, Sarah Handayani Dec 2021

Determinan Kualitas Tidur Mahasiswa Kampus A Di Universitas Muhammadiyah Prof Dr Hamka, Julia Tristianingsih, Sarah Handayani

Perilaku dan Promosi Kesehatan: Indonesian Journal of Health Promotion and Behavior

Background. Quality sleep is a basic human need, but in college students, sleep will be disrupted due to student duties and changing lifestyles. If the quality of sleep is not fulfilled or a disturbance, it will affect the decrease in a person's quality of life and decrease the health function. Objective to determine the factors related to sleep quality in Campus A students University Muhammadiyah Prof. Dr. Hamka in 2020. Method. This study used a cross-sectional design with a proportional stratified random sampling technique. The study population was students of Campus A UHAMKA with a sample of 117 students. The …

Go to article

Optical And Chemical Properties Of Fragaria Ananassa And Galena: Potential Photosensitizers In A Natural Dye-Sensitized Solar Cell, Ibukun S Akinsola, Aderemi B Alabi, Coppede Nicola Dec 2021

Optical And Chemical Properties Of Fragaria Ananassa And Galena: Potential Photosensitizers In A Natural Dye-Sensitized Solar Cell, Ibukun S Akinsola, Aderemi B Alabi, Coppede Nicola

Tanzania Journal of Science

Dye is one of the major components for high power conversion efficiency in a dye-sensitized solar cell. There are challenges natural dyes encounter, especially with quick degradation of the dye molecules. This work considered mineral dye in comparison with plant dye to address the challenge of degradation of natural plant dyes. The optical properties and functional groups of the two natural dyes were studied in this work. The absorption spectra, the optical band gaps and the absorption coefficients of the dyes were reported and found to be suitable for use as photosensitizers in a dye-sensitized solar cell (DSSC), as they …

Go to article

Paleodepositional Environment And Sequence Stratigraphy Of Miocene Sediments In Well Tn-1, Coastal Swamp Depobelt, Niger Delta Basin, Nigeria, Jerry Osokpor, Efetobore G Maju-Oyovwikowhe Dec 2021

Paleodepositional Environment And Sequence Stratigraphy Of Miocene Sediments In Well Tn-1, Coastal Swamp Depobelt, Niger Delta Basin, Nigeria, Jerry Osokpor, Efetobore G Maju-Oyovwikowhe

Tanzania Journal of Science

This research focused on the interpretation of paleodepositional environment and development of a sequence stratigraphic framework for the well TN-1 section, located in the coastal swamp depositional belt of the Niger Delta Basin. Integration of interpreted litho- and biofacies data sets that facilitated the interpretation of the paleodepositional environment enabled the erection of a sequence-stratigraphic framework. Three lithotypes (sand, clay, and shale) distributed within fourteen facies variants were integrated with palynomorph components to delineate five paleodepositional cycles ranging from distal delta plain to bathyal. Eight systems tracts (closely related to depositional cycles, but transcended depositional boundaries in some intervals) that …

Go to article

Effects Of Copper Fungicides Spray On Nutrient Contents In Soils Of Cocoa Growing Areas Of Southwestern Nigeria, Musibau O Azeez, Olusola O Adesanwo, Joseph A Adepetu Dec 2021

Effects Of Copper Fungicides Spray On Nutrient Contents In Soils Of Cocoa Growing Areas Of Southwestern Nigeria, Musibau O Azeez, Olusola O Adesanwo, Joseph A Adepetu

Tanzania Journal of Science

The present study aimed at evaluating the effects of copper fungicides spray on physical and chemical properties of soils of cocoa growing areas of southwestern Nigeria. Samples were collected from selected cocoa farms and adjacent plots across three states (9 samples from Osun State, 9 samples from Ondo State and 7 samples from Ekiti State), within rainforest zone of Nigeria. The physical and chemical properties of the soil samples were determined. Copper contents of the cocoa plantation soils were significantly higher (16.23 mg Cu/kg) than the adjacent plots (6.31 mg Cu/kg) indicating accumulation of Cu in the soil because of …

Go to article

Rural Electrification Using Iliceto Shield Wire Scheme In Developing Countries: Tanzania Case Study, Heavenlight M Munisi, Santos Kihwele Dec 2021

Rural Electrification Using Iliceto Shield Wire Scheme In Developing Countries: Tanzania Case Study, Heavenlight M Munisi, Santos Kihwele

Tanzania Journal of Science

Rural electrification rate in Tanzania is still very low despite the efforts made by the Rural Energy Agency (REA) in Tanzania. Rural electrification using medium voltage (MV) method has two major obstacles. First obstacle is high cost associated with the cost of extending the grid electricity to rural areas. Second obstacle is remoteness of the villages, which leads to high power loss during transmission. In lieu of economic extension of rural electrification areas, this paper proposes a low cost solution of Iliceto Shield Wire Scheme (ISWS). This technique involves insulating shield wires (SW) from high voltage (132-400 kV) transmission line …

Go to article

Determination Of Cramer-Rao Lower Bound (Crlb) And Minimum Variance Unbiased Estimator Of A Dc Signal In Awgn Using Laplace Transform, Abdi T. Abdalla Dec 2021

Determination Of Cramer-Rao Lower Bound (Crlb) And Minimum Variance Unbiased Estimator Of A Dc Signal In Awgn Using Laplace Transform, Abdi T. Abdalla

Tanzania Journal of Science

This paper presents an alternative approach for the determination of Cramer-Rao Lower Bound (CRLB) and Minimum Variance Unbiased Estimator (MVUE) using Laplace transformation. In this work, a DC signal in Additive White Gaussian Noise (AWGN) was considered. During the investigation, a number of experiments were conducted to analyze different possible outputs under different conditions, and then the patterns of the outcomes were studied. Finally closed-form expressions for the CRLB and MVUE were deduced employing the Laplace transformation. The resulting expressions showed that the proposed method has almost the same number of steps as the existing method. However, the latter requires …

Go to article

Temperature Effects On The Corrosion Inhibition Of Mild Steel In Sulfuric Acid Solution By Acacia Senegal Gum With Halide Ions, Jovine Emmanuel, Joseph Buchweishaija Dec 2021

Temperature Effects On The Corrosion Inhibition Of Mild Steel In Sulfuric Acid Solution By Acacia Senegal Gum With Halide Ions, Jovine Emmanuel, Joseph Buchweishaija

Tanzania Journal of Science

The effects of temperature on the inhibitive effect of naturally occurring Acacia senegal gum exudate on the corrosion of mild steel in sulfuric acid was studied between 35 and 70 °C using electrochemical impedance spectroscopy and potentiodynamic polarization methods. Findings showed that Acacia senegal gum exudate decreases the corrosion rate of mild steel. The inhibition efficiency declined with raising temperature above 35 °C. The increase in the corrosion rate with increasing temperature was observed for both uninhibited and inhibited systems. Addition of halide ions to the Acacia senegal gum exudate solution enhanced the corrosion inhibition efficiency because of synergistic effects, …

Go to article

Physico-Chemical Properties Of Mechanically Extracted Banana Juice At Different Ripening Stages, Mathayo G Mathias, Lilian D Kaale, Oscar Kibazohi Dec 2021

Physico-Chemical Properties Of Mechanically Extracted Banana Juice At Different Ripening Stages, Mathayo G Mathias, Lilian D Kaale, Oscar Kibazohi

Tanzania Journal of Science

This paper presents the findings of a study on physico-chemical properties of low viscosity banana juice from five banana cultivars: Pisang Awak (PSA) an ABB genome, Yangambi km5 (YKM5) an AAA genome and cultivars from AAA-EA genome, namely Mbilabile, Ndeshi and Mlonga. Low viscosity banana juice was extracted using improved mechanical method at five ripening stages. The physico-chemical properties significantly varied according to cultivars and ripening stages (p < 0.05). Yields, total soluble solids (TSS), titratable acidity (TA) and pH were in the range of 19.50–74.03%, 7.33–27.64 ºBrix, 0.37–0.76% malic acid equivalent and 4.09–4.70, respectively. Yields decreased in the order of Mbilabile > Ndeshi > Mlonga > YKM5 > PSA whereas the total soluble solids increased as follows Mlonga < Mbilabile < Ndeshi < YKM5 < PSA. Furthermore, ashes and mineral contents decreased with ripening stages whereas the low viscosity banana juice was rich in potassium and magnesium. Finally, the study recommends stage 5 of the ripeness as ideal for producing low viscosity banana juice. Keywords: Mechanical extraction, Banana cultivar, Ripening stage, Tannin, Banana juice.

Go to article

Atmospheric Instability Conditions During Rainy Seasons Over Tanzania, Pasvolo J Mwinuka, Christian Bs Uiso, Ladslaus B Chang’A, Mwingereza J Kumwenda Dec 2021

Atmospheric Instability Conditions During Rainy Seasons Over Tanzania, Pasvolo J Mwinuka, Christian Bs Uiso, Ladslaus B Chang’A, Mwingereza J Kumwenda

Tanzania Journal of Science

The amount of rainfall and its distribution in time and space is dependent on the atmospheric instability conditions, and on its moisture content. The aim of this study was to determine the atmospheric instability conditions during January to March (JFM), February to April (FMA), March to May (MAM), and October to December (OND) rainy seasons over local climate zones in Tanzania. Zone area average seasonal Convective Available Potential Energy (CAPE), Convective Inhibition (CIN), Precipitable Water (PW) and Lifted index (Li) were calculated and analyzed. Results showed Li < 0 in JFM and FMA over whole Tanzania. During MAM and OND, Li < 0 over the Lake Zone, Western Highlands Zone and Central Zone only. CAPE ranged from 793 J/kg to 1183 J/kg during JFM, and 700 J/kg to 1080 J/kg during FMA. During MAM, CAPE ranged from 170 J/kg to 921 J/kg and from 173 J/kg to 833 J/kg during OND. Results also showed CAPE > 1000 J/kg over the Lake Zone, Western Highlands Zone, Island Zone, and Central …

Go to article

Design And Performance Analysis Of Composite Airfoil Wind Turbine Blade, Hegespo H Mwanyika, Yusufu Ac Jande, Thomas Kivevele Dec 2021

Design And Performance Analysis Of Composite Airfoil Wind Turbine Blade, Hegespo H Mwanyika, Yusufu Ac Jande, Thomas Kivevele

Tanzania Journal of Science

Small horizontal axis wind turbine rotors with composite airfoil rotor blades were designed and investigated in the present study in order to improve its performance in low wind speed and low Reynolds number (Re) conditions for standalone system. The geometrical and aerodynamic nature of a single airfoil small horizontal axis wind turbine blade curtails efficient energy harnessing of the rotor blade. The use of composite airfoil rotor blade improves energy production but imposes uncertainty in determining an optimal design angle of attack and the off design aerodynamic behaviour of the rotor. This research investigated the effects of two airfoils used …

Go to article

Optimal Design Of Hybrid Renewable Energy For Tanzania Rural Communities, Ester T Marcel, Joseph Mutale, Aviti T Mushi Dec 2021

Optimal Design Of Hybrid Renewable Energy For Tanzania Rural Communities, Ester T Marcel, Joseph Mutale, Aviti T Mushi

Tanzania Journal of Science

Rural communities in developing countries lack access to electricity due to high costs of grid extension. This paper proposes a hybrid system of renewable energy (HRES) as solution. The HRES consists of solar, wind, and battery energy storage (BES). The village called Ngw’amkanga in Shinyanga region of Tanzania, East Africa is selected as a case study. An iterative method to determine the size of wind and solar photovoltaic (PV) generation required assuming a project life of 25 years at minimum annualised cost of the system ( ) is proposed. The project life time is fixed on the life span of …

Go to article

Smart Electric Meter Deployment In Tanzania: A Survey, Theresia B Maziku, Kwame S Ibwe, Abdi Abdalla, Ellen A Kalinga Dec 2021

Smart Electric Meter Deployment In Tanzania: A Survey, Theresia B Maziku, Kwame S Ibwe, Abdi Abdalla, Ellen A Kalinga

Tanzania Journal of Science

Using information and communication technologies (ICT) to make the electrical power network intelligent and smarter (smart grid) has been the focal point in transforming electrical power industry. The idea behind smart grid is to transform the Tanzanian power sector into a secure, adaptive, sustainable, and digitally enabled ecosystem that provides reliable and quality energy for all with active participation of stakeholders. Smart metering is a central segment in realizing smart grid. However, a big question is whether Tanzanian power stakeholders are ready for smart metering technology investments for household applications. Operation and maintenance of a smart metering solution is a …

Go to article

Preparation, Characterization, And Antimicrobial Activities Of Mixed Ibuprofen-Salicylic Acid Metal-Drug Complexes, Mercy O Bamigboye, Ikechukwu P Ejidike, Racheal O Awolope, Joshua A Obaleye, Favour K. Ejimofor Dec 2021

Preparation, Characterization, And Antimicrobial Activities Of Mixed Ibuprofen-Salicylic Acid Metal-Drug Complexes, Mercy O Bamigboye, Ikechukwu P Ejidike, Racheal O Awolope, Joshua A Obaleye, Favour K. Ejimofor

Tanzania Journal of Science

Most variants of bacteria are resistant to traditional antibiotics which are organic. To overcome the growing infections, bacteria resistant infections, and multiple drug resistance (MDR) rates, transition metals with biological importance were coordinated to organic ligands (Ibuprofen and Salicylic acid) with anti-inflammatory properties. In this study, metal complexes of mixed Ibuprofen and Salicylic acid were prepared using a standard method to give of the type [M(Ibu)(Sal)X] (where M = Fe2+, Ni2+, Cu2+, and X = Cl2, Ibu = Ibuprofen, Sal = Salicylic acid). The complexes were characterized by UV-visible spectroscopy, conductivity measurements, melting points, FT-IR, and X-ray diffraction. The metal …

Go to article

Identification And Characterization Of Cassava Mosaic Begomoviruses In Non-Crop Plants From Unguja And Pemba Islands, Joseph A. Mwakosya, Gladness E. Temu, Joseph C. Ndunguru Dec 2021

Identification And Characterization Of Cassava Mosaic Begomoviruses In Non-Crop Plants From Unguja And Pemba Islands, Joseph A. Mwakosya, Gladness E. Temu, Joseph C. Ndunguru

Tanzania Journal of Science

Cassava mosaic disease caused by cassava mosaic begomoviruses (CMBs) remains one of themajor constraints to cassava production since it causes yield losses up to 100%. Researchesshowed that some of CMBs infecting cassava plants may be coming from non-crop plants. Thisstudy intended to identify and characterize CMBs isolated from non-crop plant species inUnguja and Pemba Islands. A total of 108 viral symptomatic and asymptomatic non-crop leafsamples were collected using stratified sampling. DNA was extracted by using CTAB protocolfollowed by polymerase chain reaction using universal and specific primers for cassava mosaicbegomoviruses identification. Results showed that, among eleven samples that were amplified,four were …

Go to article

Social Media Usage And Transitioning Into Online Classes During Covid-19- A Survey Of Undergraduate Students In Georgia, United States, Sylvia Ofori, Janet Choongo, Mario Kekop, Gulzar H. Shah, Haresh Rochani, Joseph Telfair Dec 2021

Social Media Usage And Transitioning Into Online Classes During Covid-19- A Survey Of Undergraduate Students In Georgia, United States, Sylvia Ofori, Janet Choongo, Mario Kekop, Gulzar H. Shah, Haresh Rochani, Joseph Telfair

Health Policy & Community Health: Faculty Publications

Previous studies on the use of social media (SM) during the COVID-19 pandemic have focused on the use in sustaining academic communication. This study aimed to assess the association between SM and the ease of transitioning to online classes during the COVID-19 pandemic using survey data from 872 undergraduate students. The findings showed that Snapchat and Instagram were the most preferred social media sites among participants. Compared to students who use SM for < 2 hours a day, use for > 5 hours (AOR= 2.44; 95% CI, 1.13 – 5.25) or 3 to 5 hours a day (AOR = 2.01, 95% CI 1.06-3.81) increased the odds of easily …

Go to article

Struggle For Substantive Justice And Community Development: Transgender Subjects In Contemporary India, Pushpesh Kumar Dec 2021

Struggle For Substantive Justice And Community Development: Transgender Subjects In Contemporary India, Pushpesh Kumar

ASEAN Journal of Community Engagement

This paper discusses the transgender community's fight for justice and developmental rights since 2014 and the response of the Indian Government toward this assertion. The point of choosing 2014 as the starting point is not because the fight for their justice actually begins in this year but because India witnessed an intensification and an increase in public visibility of transgenders’ mobilization following the recognition of members of transgender communities as legal citizens through the landmark Indian Supreme Court (Court) verdict called the National Legal Services Authority Union of India (NALSA). In documenting transgenders’ mobilization and the state's response, the author …

Go to article

Developing A Community-Based Rehabilitation Programs In Elderly Nursing Home: A Brief Descriptive Analysis, Melinda Harini, Dosmaria Dosmaria, Herry Herry, Lisa Emilda, Listyani Herman, Nelfidayani Nelfidayani, Putu K. Mahardini, Shynta D. Hantogo, Widya Meiliana, Ikhsan Johnson, Peggy Peggy, Wanarani Aries, Widjajalaksmi Kusumaningsih, Luh K. Wahyuni Dec 2021

Developing A Community-Based Rehabilitation Programs In Elderly Nursing Home: A Brief Descriptive Analysis, Melinda Harini, Dosmaria Dosmaria, Herry Herry, Lisa Emilda, Listyani Herman, Nelfidayani Nelfidayani, Putu K. Mahardini, Shynta D. Hantogo, Widya Meiliana, Ikhsan Johnson, Peggy Peggy, Wanarani Aries, Widjajalaksmi Kusumaningsih, Luh K. Wahyuni

ASEAN Journal of Community Engagement

The need for rehabilitation services in nursing homes (NH) for the elderly is increasing each year, and this need is fulfilled both with ordinary clinical rehabilitation center visits, as well as community-based rehabilitation (CBR) inside the facility. However, a proper situation analysis is needed to establish a well-delivered CBR program in the NH, a niche to be fulfilled in this study. This study used a descriptive measurement and cross-sectional design to target the elderly who are living in the NHs. Consecutive sampling was done in the largest NH in Jakarta, in Cipayung District. Participants who were dependently ambulated were assessed …

Go to article

Political Public Relations As A Tool For Combating Vote Buying In Nigeria For Development Purposes, Jacob Gbaden Chiakaan, Chamberlain Chinsom Egbulefu, Wombu Richard Kpera, Pius Kwapsoni Kaigama Dec 2021

Political Public Relations As A Tool For Combating Vote Buying In Nigeria For Development Purposes, Jacob Gbaden Chiakaan, Chamberlain Chinsom Egbulefu, Wombu Richard Kpera, Pius Kwapsoni Kaigama

ASEAN Journal of Community Engagement

The main aim of the study is to identify political public relations approaches that can be applied by the government and other bodies responsible for conducting elections in Nigeria to mitigate and eliminate vote buying. The study adopted a qualitative approach in the contextual analysis of data collected specifically from secondary sources. The results revealed that vote buying has become synonymous with elections in Nigeria. After reviewing some related empirical studies, several factors responsible for vote buying in Nigeria have been identified, including poverty, lack of education, high cost of buying forms to contest elections, and many others. Moreover, where …

Go to article

Enhancing Healthcare Professional Practice In The Philippines Toward Asean Integration Through The Continuing Professional Development Law, Kevin T. Crispino, Ian Christopher N. Rocha Dec 2021

Enhancing Healthcare Professional Practice In The Philippines Toward Asean Integration Through The Continuing Professional Development Law, Kevin T. Crispino, Ian Christopher N. Rocha

ASEAN Journal of Community Engagement

The Republic Act 10912, otherwise known as the Continuing Professional Development (CPD) Act of 2016, was passed into law to promote and upgrade the practice of healthcare professions in the Philippines. Since the establishment of the Association of Southeast Asian Nations (ASEAN) Economic Community (AEC), CPD has been considered an area of development through which Filipino professionals are trained to become globally competitive. The Philippine government upholds several agreements made among ASEAN member-states, including recognizing professionals in every ASEAN country, facilitating the mobility of professions within the region, exchanging expertise on standards and qualifications, promoting best practices, and providing valuable …

Go to article

Anemia In Pregnancy And Low Birth Weight Before And During The Covid-19 Pandemic In Kalijambe, Sang Sanggita Surya, Nur Aisyah Jamil, Dwi Cahyanti, Aulia Rahma, Amalia Adityas D. S, Tika Minawati Dewi Dec 2021

Anemia In Pregnancy And Low Birth Weight Before And During The Covid-19 Pandemic In Kalijambe, Sang Sanggita Surya, Nur Aisyah Jamil, Dwi Cahyanti, Aulia Rahma, Amalia Adityas D. S, Tika Minawati Dewi

Media Kesehatan Masyarakat Indonesia

Pregnant women and infants were a vulnerable group during the COVID-19 pandemic. This research aimed to determine anemia in pregnancy and Low Birth Weight (LBW) before and during the COVID-19 pandemic and analyze their associated factors. This was a cross-sectional study used secondary data from maternal and child health records in Kalijambe Public health center, Sragen. A total of 1169 birth records from the period of 2019-2020 were collected. The chi-square and logistic regression were used to analyze the differences and significant associated factors. The prevalence of anemia in pregnancy increased from 38.33% in 2019 to 49.21% in 2020 ( …

Go to article

The Influence Of Covid-19 Preparedness Through Health Care Implementation On Ship Crew, Asriwati Amirah, Teguh Suharto, Erni Yetti, Artifa Sari, Rizal Mayridian Dec 2021

The Influence Of Covid-19 Preparedness Through Health Care Implementation On Ship Crew, Asriwati Amirah, Teguh Suharto, Erni Yetti, Artifa Sari, Rizal Mayridian

Media Kesehatan Masyarakat Indonesia

An increasing number of people exposed to diseases is caused by uneven public awareness of personal health and the factors that cause the infectious diseases. Meanwhile, the government has limited funds and personnel, which causes an inability to achieve maximum goals in disease prevention. Therefore, this study aims to analyze the relationship between responsiveness, reliability, empathy, assurance, and tangible aspects with patient satisfaction regarding preparedness services at Belawan Port, Medan City in 2020. The quantitative analytic survey was used with a cross-sectional design. The population used was all ship crews presented and worked on the ship when it was anchored …

Go to article

Mitigating The Spread Of Measles Under Constrained Health Care Resources In Tanzania Using Social Contact Network Models, Herieth Rwezaura, Seán Mcgarraghy Dec 2021

Mitigating The Spread Of Measles Under Constrained Health Care Resources In Tanzania Using Social Contact Network Models, Herieth Rwezaura, Seán Mcgarraghy

Tanzania Journal of Science

Tanzania revaccinates individuals during measles outbreaks, despite having scant healthcare resources. We construct epidemiological models of measles spread by employing a hybrid of existing social contact networks models to develop SEIR simulation model. Using demographic and measles surveillance data from three rural villages in Tanzania, we simulate the spread of measles and examine which vaccination strategies can effectively control outbreaks. Results strongly indicate the spread of measles largely depends on contact rates among infected individuals within a population. Findings indicate a need for targeted vaccination for children of 6 months to 15 years of age, but equally for unvaccinated older …

Go to article

Analysis Of The Current And Future Land Use/Land Cover Changes In Peri-Urban Areas Of Dar Es Salaam City, Tanzania Using Remote Sensing And Gis Techniques, Erick T Mnyali, Silvia F Materu Dec 2021

Analysis Of The Current And Future Land Use/Land Cover Changes In Peri-Urban Areas Of Dar Es Salaam City, Tanzania Using Remote Sensing And Gis Techniques, Erick T Mnyali, Silvia F Materu

Tanzania Journal of Science

A rapid increase in population and urban development has direct impacts on the natural environment of peri-urban areas of big cities, especially in the developing countries. This study examined land use and land cover changes (LULCC) of peri-urban areas of Kinondoni Municipality in Dar es Salaam city for the period between 1999 and 2019 and predicted future changes by 2039. The specific objectives were to; (i) map the spatial-temporal land use and cover changes (ii) analyze settlements (built-up areas) patterns and factors influencing their changes (iii) predict changes that might happen for the next two decades. LULCC for 1999 to …

Go to article

Environmental Noise Pollution And Its Impacts On The Hearing Ability Of Men And Women In Ilorin, Kwara State, Nigeria, Afolabi M. Tunde, Salamat Abdulquadri Dec 2021

Environmental Noise Pollution And Its Impacts On The Hearing Ability Of Men And Women In Ilorin, Kwara State, Nigeria, Afolabi M. Tunde, Salamat Abdulquadri

Tanzania Journal of Science

Noise is an environmental disturbance that has harmful effects on the physiological and psychological lives of human beings and animals. This work examined the perceived health implications associated with noise pollution on both genders in Ilorin, Nigeria. It specifically identified the major sources of noise pollution, assessed noise pollution levels in the selected areas and determined the differences in the impacts of noise pollution on the health of both genders in Ilorin. A total of 384 respondents were sampled. Sound Level Meter (SLM) was used to ascertain the levels of noise in the study areas. Descriptive statistics and ANOVA were …

Go to article

Development Of Biodegradable Food Packaging Materials From Agricultural Biomass, Jerome M Bidu, Arnold Towo, Liberato Haule, Joshua C William, Lilian D Kaale Dec 2021

Development Of Biodegradable Food Packaging Materials From Agricultural Biomass, Jerome M Bidu, Arnold Towo, Liberato Haule, Joshua C William, Lilian D Kaale

Tanzania Journal of Science

This study utilised maize husk fibres and pulp to prepare a biocomposite fabric for food packaging. The optimum conditions for extracting maize husk fibres were determined experimentally to be 5 g/l of sodium hydroxide concentration at 100 °C for 60 minutes and liquor ratio of 1:20. The fabric was manufactured by solution casting of maize husk pulp on a web prepared by aligning maize husk and sisal fibres using a deckle and frame. The sisal fibre content was varied from 5 to 50% at ratios ranging from 95:5 to 50:50 (maize: sisal fibres). The biodegradable fabric was characterised using three …

Go to article

Heavy Metal Contamination And Potential Ecological Risks In Surface Sediments Along Dar Es Salaam Harbour Channel, Benard Mwakisunga, Harishchandra B. Pratap, John F. Machiwa, Flora Stephano Dec 2021

Heavy Metal Contamination And Potential Ecological Risks In Surface Sediments Along Dar Es Salaam Harbour Channel, Benard Mwakisunga, Harishchandra B. Pratap, John F. Machiwa, Flora Stephano

Tanzania Journal of Science

Investigation of heavy metal contamination along Dar es Salaam harbour channel was carried out in order to determine their current concentrations, sources and potential ecological risks to benthic biota. Sampling was carried out from January to May 2019 and samples analysed using ICP-OES and C-H-N-S analyser. Analysis of heavy metal relationships showed that, Cu, Zn, Cr, As, Ni, Co, Fe, Cd had strong relationships with each other, while Pb only related to Zn. Principal component analysis partitioned metals into two groups; PC1: Ni, Cr, Fe, Co, As, Cu, Cd, and Zn explaining 73.6% variance and PC2: Pb, Zn, and Cd …

Go to article

Effects Of Ripeness And Blending Speed On The Extraction Yield And Physical Chemical Properties Of Low Viscosity Banana Juice, Oscar Kibazohi, Victor V Matabura Dec 2021

Effects Of Ripeness And Blending Speed On The Extraction Yield And Physical Chemical Properties Of Low Viscosity Banana Juice, Oscar Kibazohi, Victor V Matabura

Tanzania Journal of Science

Low viscosity banana juice can be extracted from banana by blending and pressing the resulted semi-solid pulp to separate the juice. This juice extraction technology is relatively new and further studies to understand key parameters for juice release is vital for scaling up production and commercialisation. This study, investigated the influence of blending speed and ripeness stage on banana juice yield using two banana cultivars; the East African highland banana (Mbile) and the exotic banana (Pisang awak). Types of sugars and organic acids in the juice were analysed using an HPLC. Changes with ripening of fruit firmness, juice pH and …

Go to article

First Prev Next Last