Journal Articles: Recent submissions

Now showing items 981-1000 of 29885

    • Utilization of Diagnostic Imaging in Dental and Maxillofacial Trauma in Selected Kenyan Hospital 

      Kihara, Eunice N; Ochola, Tom J; Wagaiyu, Evelyn G; Chindia, Mark L (University of Nairobi, 2020)
      Background: Globally, much has changed in the imaging modalities available to investigate maxillofacial trauma. Nevertheless, the regional practice patterns are highly influenced by availability, affordability and ...

    • Smartphones Supporting Monitoring Functions: Experiences from Sweet Potato Vine Distribution in sub-Saharan Africa. 

      Wanjohi, LM; Moturi, CA. (University of Nairobi, 2018)
      This chapter shares experiences in the use of smartphones to collect monitoring data for sweet potato vine multiplication and dissemination activities in sub-Saharan Africa. An Open Data Kit (ODK) technology is used to ...

    • Supplier Selection Process Based on Fuzzy Logic 

      Nguru, W; Moturi, CA. (University of Nairobi, 2018)
      In Kenyan governmental organizations, supplier selection during procurement process is regulated by the Public Procurement and Asset Disposal act. The act requires the selection to be done on technical and financial basis, ...

    • Perceived general health in relation to oral health status in a rural Kenyan elderly population 

      Hideki, Fukuda; Hayashi, Yoshihiko; Toda, Kazuo; Kaneko, Satoshi; Wagaiyu, Evelyn (University of Nairobi, 2021)
      Background: This study aimed to determine the present oral health status of the rural Kenyan elderly population and to investigate whether oral health status is associated with the perceived general health. Methods: A ...

    • An assessment of the sustainability of Living Labs in Kenya 

      Ondiek, M A; Moturi, CA. (University of Nairobi, 2019)
      Purpose – There has been a high rate of failure among the Living Labs in Kenya resulting in the expected outcomes not fully realized. This paper aims to assess the sustainability of Living Labs in Kenya. Design/methodo ...

    • Strengthening technology risk management in mobile money lending 

      Moturi, C A; Ogoti, G. (University of Nairobi, 2020)
      Innovative mobile money services have grown tremendously in the East African market. While there are positive effects of technology-enabled financial inclusion, risks exist. This study sought to strengthen the capacity of ...

    • Determinants of Mobile Fintech Uptake in Kenyan Microfinance Sector 

      Ndungu, Jecinta M; Moturi, Christopher A. (University of Nairobi, 2020)
      The Kenyan microfinance sector faces many challenges such as high operation costs, increased credit risk, low visibility and poor understanding of emerging technology opportunities and risks among others. These problems ...

    • Education for Sustainable Development? An Analysis of Financing Wetland Conservation in The Wetlands of Kenya 

      Shah, Parita S. (University of Nairobi, 2021)
      Financing education is the future towards environmental protection including wetlands. The focus of this paper is to assess if there is conservation education in various wetlands sites of Kenya, and, to evaluate the key ...

    • Evaluation of hydraulic performance of an anaerobic pond using radiotracer technique 

      Adwet, Wendy M.; Harish, J.Pant; Mangala, Michael J.; Masinza, Stanslaus A. (University of Nairobi, 2019-03)
      A radiotracer investigation was carried out in a wastewater stabilization pond using radiotracer technique. Residence time distribution (RTD) of wastewater was measured using Iodine-131 as a radiotracer. The measured RTD ...

    • Airborne particulate matter monitoring in Kenya using calibrated low-cost sensors 

      Pope, Francis D.; Gatari, Michael; Ng'ang'a, David; Poynter, Alexander; Blake, Rhiannon (University of Nairobi, 2018-10)
      East African countries face an increasing threat from poor air quality stemming from rapid urbanization, population growth, and a steep rise in fuel use and motorization rates. With few air quality monitoring systems ...

    • High airborne black carbon concentrations measured near roadways in Nairobi, Kenya 

      .Kinney, Patrick L; Yan, Beizhan; Sclar, Elliott; Volavka-Close, Nicole; Ngo, Nicole S.; Mwaniki, Samuel; Law, Anna; Ndiba, Peter K; Gachanja, Anthony; Graeff, Jennifer; Chillrud, Steven N; Gatari, Michael J. (University of Nairobi, 2019-03)
      Airborne black carbon (BC) particles have serious implications for human health and climate change and thus represent a prime target for mitigation policies. The sources of BC include vehicles burning diesel fuel, which ...

    • Rapid situational assessment of people who inject drugs (PWID) in Nairobi and coastal regions of Kenya: a respondent driven sampling survey 

      Oguya, Francis O; Kenya, Patrick R; Ongecha, Francisca; Mureithi, Patrick; Musyoka, Helgar; Muraguri, Nicholas; Mundia, Ben; Angira, Caleb; Shose, Mohammed; Basheeb, Taib A; Mohamed, Abdalla A; Oyore, John P; G Ochieng, Otieno; Dida, Gabriel O; Abdalla, Saade; Abdool, Reychard (University of Nairobi, 2021-08)
      Background: A Cross-sectional Rapid Situational Assessment of People Who Inject Drug (PWIDs) applying Respondent Driven sampling techniques (RDS) was used to recruit subjects/participants in a study aimed at assessing HIV ...

    • COVID-19 Pandemic: Is Africa Different? 

      Bamgboye, Ebun L; Omiye, Jesutofunmi A; Afolaranmi, Oluwasegun J; Davids, Mogamat R; Tannor, Elliot K; Wadee, Shoyab; Niang, Abdou; Were, Anthony; Naicker, Saraladevi (University of Nairobi, 2021-06)
      COVID-19 has now spread to all the continents of the world with the possible exception of Antarctica. However, Africa appears different when compared with all the other continents. The absence of exponential growth and the ...

    • Associations of Interleukin-1 Polymorphisms with Chronic Periodontitis in Two Different Kenyan Ethnic Groups: A Case Control Study 

      Wagaiyu, Evelyn G (University of Nairobi, 2018)
      Objective: The aim of this study was to investigate the association between IL-1β and IL-1α isoforms with chronic periodontitis in two Kenyan ethnic groups, Taitas and Swahilis. Methods: A case-control study in which ...

    • Oral Hygiene Status of Chewing Stick Users in a Rural Kenyan Community 

      Fukuda, Hideki; Toshiyuki, Saito; Kihara, Eunice; Ogada, Cyril; Wagaiyu, Evelyn G; Hayashi, Yoshihiko (University of Nairobi, 2016)
      Objective: We evaluated oral hygiene status in chewing-stick users compared with tooth-brush users, using multiple logistic regression analyses. Methods: An oral health examination was conducted in November 2011 in Mbita ...

    • Salivary flow rate in adult Kenyans and its relationship with chronic periodontitis 

      Mbabali, Muhammad; Mulli, Tonnie K; Wagaiyu, Evelyn (University of Nairobi, 2016)
      The study is aimed at determining the salivary flow rate (SFR) in adult Kenyans and investigates its relationship with chronic periodontitis. A descriptive cross sectional study was conducted on 333 participants (age ...

    • Oral Hygiene Status among the Elderly in an Area with Limited Access to Dental Services in a Rural Kenyan Community 

      Yoshihiko, Hayashi; Hideki, Fukuda; Takashi, Matsuura; Kazuo, Toda; Wagaiyu, Evelyn G (University of Nairobi, 2017)
      Objectives: The aim of this study was to investigate the oral status of elderly individuals in the Mbita District, which has limited access to dental services. Participants: 131 subjects, aged over 65 years, in the central ...

    • Multispectrum analysis of the ν4 band of CH3CN: Positions, intensities, self- and N2-broadening, and pressure-induced shifts 

      Rinslanda, C.P; Malathy, Devi V; Benner, Benner; Blake, T.A.; Sams, R.L; Brown, L.R; Kleinere, I; Dehayem-Kamadjeu, A; Müller, H.S; Gamache, R.R; Niles, D.L; Masiello, T (University of Nairobi, 2008)
      A multispectrum nonlinear least-squares fitting technique was applied to measure accurate zero-pressure line center positions, Lorentz self- and nitrogen (N2)-broadened half-width coefficients, and self- and N2-pressure-induced ...

    • Upper limits for undetected trace species in the stratosphere of Titan 

      Conor, Nixon A; Achterberg, Richard K; Teanby, Nicholas A; Irwin, Patrick G; Flaud, Jean-Marie; Kleiner, Isabelle; Dehayem-Kamadjeu, Alix; Brown, Linda R; Sams, Robert L; Bezard, Bruno; Coustenis, Athena; Ansty, Todd M.; Mamoutkine, Andrei; Vinatier, Sandrine; Bjoraker, Gordon L; Jennings, Donald E; Romani, Paul. N.; Flasar, F. Michael (University of Nairobi, 2010)
      In this paper we describe the first quantitative search for several molecules in Titan's stratosphere in Cassini CIRS infrared spectra. These are: ammonia (NH3), methanol (CH3OH), formaldehyde (H2CO), and acetonitrile ...

    • Identification and Sorting of Materials With Portable Libs Before Decommissioning 

      Vors, Evelyne; Sirven, Jean-baptiste; Dehayem-massop, Alix (University of Nairobi, 2016)
      Laser Induced Breakdown Spectroscopy (LIBS) is a technique of elemental analysis. A laser beam is focused on the surface of the sample to be analyzed. A small quantity of matter is ablated and a plasma formed by the ...