Journal Articles: Recent submissions

Now showing items 1401-1420 of 4120

    • Traditional eye medicine use in microbial keratitis in Uganda: a mixed methods study 

      Simon Arunga , Allen Asiimwe , Eunice Apio Olet , Grace Kagoro-Rugunda , Bosco Ayebazibwe , John Onyango , Robert Newton , Astrid Leck , David Macleod , Victor H. Hu , Janet Seeley , Matthew J. Burton (The Wellcome Trust, 2019)
      Background: Traditional eye medicine (TEM) is frequently used to treat microbial keratitis (MK) in many parts of Africa. Few reports have suggested that this is associated with a worse outcome. We undertook this large ...

    • Delay Along the Care Seeking Journey of Patients with Microbial Keratitis in Uganda 

      Simon Arunga, Guyguy M. Kintoki , Stephen Gichuhi , John Onyango , Rob Newton , Astrid Leck, David Macleod , Victor H. Hu, and Matthew J. Burton (Taylor & Francis, 2019)
      PURPOSE To describe the care seeking journey and causes of delay among patients with Microbial Keratitis in Uganda. METHODS A prospective cohort of patients presenting with microbial keratitis at the two main eye units ...

    • The management of microbial keratitis within Uganda’s primary health system: a situational analysis 

      Simon Arunga , Naome Kyomugasho , Teddy Kwaga , John Onyango , Astrid Leck , David Macleod , Victor Hu , Matthew Burton (Wellcome Open Research, 2019)
      Background: Microbial keratitis (MK) frequently leads to sight-loss, especially when the infection is severe and/or appropriate treatment is delayed. The primary health system as an entry point plays a central role ...

    • The impact of microbial keratitis on quality of life in Uganda 

      Simon Arunga , Geoffrey Wiafe, Esmael Habtamu, John Onyango, Stephen Gichuhi, Astrid Leck, David Macleod, Victor Hu, Matthew Burton (BMJ Specialist Journals, 2019)
      Background Microbial keratitis (MK) is a frequent cause of sight loss in sub-Saharan Africa. However, no studies have formally measured its impact on quality of life (QoL) in this context. Methods As part of a nested ...

    • Risk Factors of Microbial Keratitis in Uganda: A Case Control Study 

      Simon Arunga, Guyguy M. Kintoki, Stephen Gichuhi, John Onyang, Bosco Ayebazibwe, Rob Newton, Astrid Leck, David Macleod, Victor H. Hu, and Matthew J. Burton (Taylor & Francis, 2020)
      Purpose: Microbial keratitis (MK), is a frequent cause of sight loss worldwide, particularly in low and middle-income countries. This study aimed to investigate the risk factors of MK in Uganda. Methods: Using a nested ...

    • Epidemiology of Microbial Keratitis in Uganda: A Cohort Study 

      Simon Arunga Guyguy M. Kintoki, James Mwesigye, Bosco Ayebazibwe, John Onyango, Joel Bazira, Rob Newton, Stephen Gichuhi, Astrid Leck, David Macleod, Victor H. Hu, and Matthew J. Burton (Taylor & Francis, 2020)
      Purpose: To describe the epidemiology of Microbial Keratitis (MK) in Uganda. Methods: We prospectively recruited patients presenting with MK at two main eye units in Southern Uganda between December 2016 and March 2018. ...

    • Smartphone-based Ophthalmic Imaging Compared With Spectral-domain Optical Coherence Tomography Assessment of Vertical Cup-to-disc Ratio Among Adults in Southwestern Uganda 

      Baimba R. Idriss, MMed, MBChB, Tu M. Tran, MD, MSc, Daniel Atwine, PhD, MMed, Robert T. Chang, MD , David Myung, MD, PhD John Onyango, MMed (NIH Public Access, 2021)
      Precis: Using optical coherence tomography (OCT) measurements as a reference standard for vertical cup-to-disc ratio (vCDR), a smartphone-based ophthalmic camera has a sensitivity of 67.7% and specificity of 96.7% to detect ...

    • Ecosystem productivity and CO2 exchange response to the interaction of livestock grazing and rainfall manipulation in a Kenyan savanna 

      Joseph O. Ondier , Daniel O. Okach , John C. Onyango , Dennis O. Otieno (Elsevier, 2021)
      Savanna ecosystems in Kenya are experiencing altered rainfall amount and increased grazing pressure. These environmental alterations occur simultaneously and impact on productivity and CO2 exchange of the savanna in unclear ...

    • A ten-year study of Retinoblastoma in Uganda: An approach to improving outcome with limited resources 

      K. Waddell , M. Matua , C. Bidwell , R. Atwine , J. Onyango b , S.V. Picton , I. Simmons , J. Stahlschmidt , W.T. Johnston , R. Newton (Elsevier, 2021)
      Background: Survival of children with cancer in resource-limited regions is very poor compared to betterresourced regions. Retinoblastoma (RB) is a childhood cancer that is commonly reported in many regions of Africa. RB ...

    • Optical properties and Raman studies of amorphous se-bi thin films 

      Austine A. Mulama , Julius M. Mwabora, Andrew O. Oduor and Cosmas C. Muiva (The African Review of Physics, 2014)
      Flash evaporated amorphous Se Bi (x = 0, 1, 2, 3, and 4 at. %) thin films of 350 ± 10 thickness have been investigated in the wavelength range of 200nm − 3000nm. It is found that the effect of increasing bismuth content ...

    • Investigation of the effect of film thickness on the optical properties of amorphous Se85-xte15sbx thin films 

      Austine A. Mulama, Julius M. Mwabor, Andrew O. Oduor Cosmas M. Muiva and Boniface Muthoka (Africa Journal of Physical Sciences, 2014)
      Amorphous thin films of Se85-xTe15Sbx (x = 0.0, 0.5, 2.5, and 5.0 at. %) deposited by flash evaporation technique, have been investigated in the wavelength range of 500nm-3000nm. It is found that the effect of increasing ...

    • Compositional and Thickness Effects on the Optical Properties of Zinc– Doped Selenium–Antimony Thin Films 

      Austine A Mulama , Julius M Mwabora , Andrew O Oduor and Cosmas M Muiva (AJOL, 2018)
      Chalcogenide system of antimony (Sb)-selenium (Se)-zinc (Zn) system is a promising semiconductor for phase change memory devices due to its thermal stability and low power consumption. The study investigated the effect ...

    • Mineral nutrient uptake of maize and banana in an intercrop with agroforestry tree species in Vihiga County, Kenya 

      Simiyu Dennis Wamalwa* , Sikuku Anyango Phoebe and Musyimi Mutisya David (IAR Journal of Agriculture Research and Life Sciences, 2021)
      Western Kenya faces high population pressure and this has increased demand for food. Smallholder farmers in the region have been forced to practice poor farming practices such as continuous cultivation and clearing of ...

    • Radio Exposure and Drivers of Electoral Participation among Women Voters under the New Devolved Political Structure in Kenya 

      Romanian Journal of Communication and Public Relations (Romanian Journal of Communication and Public Relations, 2021)
      Radio dominates the news media ecosystem in Kenya. However, little is known about the relationship between radio exposure and drivers of electoral participation in Kenya. This research thus examines the correlation between ...

    • Investigation of long acoustic waveguides for the very low frequency characterization of monolayer and stratified air-saturated poroelastic materials 

      Erick Ogam, Zine El Abiddine Fellah, Géry Ogam, Nicholas O Ongwen, Andrew O Oduor (Elsevier, 2021)
      When sound propagates in a porous medium, it is attenuated via several energy loss mechanisms which are switched on or off as the excitation frequency varies. The classical way of measuring acoustic energy loss in porous ...

    • Silent peacemakers: grass-roots transitional justice and peacebuilding by women in Kenya’s North Rift conflicts 

      Susan Mbula Kilonzo (Journal of the British Academy, 2021)
      African Union’s Transitional Justice Policy (AUTJP) acknowledges that conflicts affect women and girls disproportionately. Implied in this is the need for transitional processes that take into account the gendered nature ...

    • Growth and Gas Exchange Responses of Maize and Banana Plants in an Intercrop with Agroforestry Tree Species in Vihiga County, Kenya 

      Wamalwa Dennis Simiyu, David Mutisya Musyimi, Phoebe Anyango Sikuku, Duncan George Odhiambo (Asian Journal of Research in Crop Science, 2021)
      Agroforestry trees have been reported to improve soil fertility through nitrogen fixation, coupled with leaves and twig decomposition. High human population pressure in Vihiga County has led to reduced land area under ...

    • A confirmatory factor analysis of the career locus of control scale with secondary school students in Kenya 

      Migunde, Quinter (Elixir International Journal, 2021)
      This article presents the confirmatory factor analysis of the 20 item career locus of control scale with a sample of 370 secondary school students. The instrument consists of 4 subscales measuring Internality, Luck, ...

    • Determinants of Uptake of Intermittent Preventive Treatment for Malaria among Pregnant Women in Suba Sub-County, Homabay County, Kenya 

      Kenneth Otieno Omodhi, Charles Angira, Samson Ong’wen Adoka (International Journal of Innovative Research and Development, 2020)
      Background: Intermittent preventive treatment of malaria in pregnancy (IPTp) is one of the effective and efficacious interventions recommended for prevention of malaria in pregnancy. The drug of choice is Sulphadoxine-Py ...

    • Patient care and clinical outcomes for patients with COVID-19 infection admitted to African high-care or intensive care units (ACCCOS): a multicentre, prospective, observational cohort study 

      Bruce M Biccard, Pragasan Dean Gopalan, Malcolm Miller, William Lance Michell, David Thomson, Adesoji Ademuyiwa, Ernest Aniteye, Greg Calligaro, Maman Sani Chaibou, Hailu Tamiru Dhufera, Mohamed Elfagieh, Mahmoud Elfiky, Muhammed Elhadi, Maher Fawzy, David Fredericks, Meseret Gebre, Abebe Genetu Bayih, Anneli Hardy, Ivan Joubert, Fitsum Kifle, Hyla-Louise Kluyts, Kieran Macleod, Zelalem Mekonnen, Mervyn Mer, Atilio Morais, Vanessa Msosa, Wakisa Mulwafu, Andrew Ndonga, Zipporah Ngumi, Akinyinka Omigbodun, Christian Owoo, Fathima Paruk, Jenna Lynn Piercy, Juan Scribante, Yakob Seman, Elliott Taylor, Dawid van Straaten, Ahmed Awad, Hend Hussein, Mahmoud Shaban, Merihan Elbadawy, Ahmed O Elmehrath, Ahmed Cordie, Mohamed Elganainy, Mostafa El-Shazly, Mahmoud Essam, Omar A Abdelwahab, Aboubakr Ali, Aliae Mohamed Hussein, Fatma A Monib, Islam Ahmed, Mahmoud M Saad, Mohammed Ali Al-Quossi, Nashwa Rafaat, Islam Galal, Dalia Omran Omran, Ahmed Azzam, Mohammed Azab, Ahmed Tawheed, Mahmoud Gamal, Mohamed El Kassas, Aml Azzam, Neama Ahmed, Yasmin NasrEldin, Omar Abdewahab, Omar Elmandouh, Meseret MeGebre, Abebe Addisie, Akine Eshete, Kokeb Desita, Hiruy Araya, Yared Agidew, Addisu Desalegn Andabo, Emnet Tesfaye, Elias Ali Yesuf, Gelaw Hailemariam, Menbeu Sultan Mohammed, Yemane Gebremedhin, Yoseph Taye, Tamiru Assefa Mebrate, Tirunesh Busha Gemechu, Tigist Tesfaye Bedane, Elias Tewabe Abera, Ayele Teshome, Ernest Aniteye Ernest Aniteye, Christian Owoo Christian Owoo, Alfred Doku, Jane Sandra Afriyie-Mensah, Aba Lawson, Daniel Akwanfo DYaw Sottie, Emma Addae, Ernest Ofosu-Appiah Ernest Ofosu-Appiah, William Obeng William Obeng, Anne Mugera, Caesar Bitta, Mohammed Abdalraheem Huwaysh, Mohammed Mahdi Ali Yahya, Alsnosy Abdullah Khalefa Mohammed, Amrajaa Alsalihin Mohammed Majeed, Amkhatirah Emad Mousay Mohammed, Elsalhein Majeed, Abdurraouf A Abusalama, Ehab Altayr, Taha Abubaker, Akram Mohammed Alkaseek, Butaina Abdulhafith, Zainab Alziyituni, Marwa F Gamra, Mohamed Muftah Anaiba, Samer Khel, Mohammed Abdelkabir, Saedah Abdeewi, Safia Adam, Abdulmueti Alhadi, Ahmed Alsoufi, Muhannad Hassan, Ahmed Msherghi, Ahmad Elmabri Mohammad Bouhuwaish, Francis Masoo, Singatiya stella Chikumbanje, Delia Mabedi, Antonio Carlos, Cesaltina Lorenzoni, Jorge Mambo, Isabel Isabel Chissaque, Mouzinho Mouzinho Saide, Maikassoua Mamane, Foumakoye Amadou, Adesoji Ademuyiwa Adesoji Ademuyiwa, Akinyinka Omigbodun Akinyinka Omigbodun, Ademola Adeyeye, Akinola Akinmade, Yakubu Momohsani, John Bamigboye, Donald Orshio, Erdoo Suckie Isamade, Henry Embu, Samuel Nuhu, Samuel Ojiakor, Ahmed Nuhu, Adeola Fowotade, Arinola Sanusi, Babatunde Osinaike, Olusola Idowu, Abdullahi Oteikwu Amali, Sanusi Ibrahim, Adamu Abba Adamu, Ibrahim Kida, Job Otokwala, Olubusola Alagbe-Briggs (Elsevier, 2021)
      Background Molecular imaging is increasingly used to guide treatment decisions and planning in prostate cancer. We aimed to evaluate the role of 18F-fluciclovine-PET/CT in improving cancer control compared with conventional ...