• The impact of past and current district-level climatic shifts on maize production and the implications for South African farmers 

  Mangani, Robert; Mazarura, Jocelyn; Matlou, Solly; Marquart, Arnim; Archer, Emma Rosa Mary; Creux, Nicky (Springer, 2025-02)

  South Africa’s climate studies generally focus on coarser provincial levels, which aid policy recommendations, but have limited application at the farm level. District level climate studies are essential for farmer ...
• Gynaecological health patterns and motherhood experiences of female professional football players 

  Ramagole, Dimakatso Althea; Janse van Rensburg, Dina Christina; Cowie, Charlotte; Mehta, Ritan; Ramkilawon, Gopika Devi; Pluim, Babette M.; Kerkhoffs, Gino M.M.J.; Gouttebarge, Vincent (MDPI, 2025-02)

  The aim of this paper is to explore the gynaecological health patterns, contraceptive use, body perception, and motherhood experiences of female professional football players. The participants were recruited via email using ...
• Identification of common spatial and temporal trends in the epidemiology of cattle bovine tuberculosis and human extrapulmonary and drug-resistant tuberculosis in Malawi 

  Ngwira, Alfred; Manda, S.O.M. (Samuel); Karimuribo, Esron D.; Kimera, Sharadhuli Iddi (Elsevier, 2024-12)

  BACKGROUND: Identification of common spatial disease trends between cattle bovine tuberculosis (BTB) and human extrapulmonary tuberculosis (EPTB) and drug-resistant tuberculosis (DRTB) can support integrated disease control ...
• Alternative skew Laplace scale mixtures for modeling data exhibiting high-peaked and heavy-tailed traits 

  Otto, A.F.; Bekker, Andriette, 1958-; Ferreira, Johannes Theodorus; Arslan, O. (Springer, 2024-11)

  The search and construction of appropriate and flexible models for describing and modelling empirical data sets incongruent with normality retains a sustained interest. This paper focuses on proposing flexible skew Laplace ...
• Hospital accessibility catchment areas as a fuzzy lattice data structure 

  De Klerk, Michelle; Fabris-Rotelli, Inger Nicolette (Copernicus Publications, 2024-10)

  The accessibility to basic facilities and services plays a pivotal role in every society and city planning. Spatial accessibility can vary between cities and countries and is mainly defined by the ease at which facilities ...
• Exploring the effect of road network structure on inter-regional accessibility in a diverse road network 

  Thiede, Renate Nicole; Fabris-Rotelli, Inger Nicolette; Debba, Pravesh; Cleghorn, Christopher (Copernicus Publications, 2024-10)

  Accessibility analyses quantify the level of access to certain areas or opportunities, such as employment and healthcare facilities. Since public data is often aggregated at the level of regions, such as administrative ...
• Assessing classification performance for sampled remote sensing data 

  Rangongo, Tshepiso Selaelo; Fabris-Rotelli, Inger Nicolette; Thiede, Renate Nicole (Copernicus Publications, 2024-10)

  Big data poses challenges for storage, management, processing, analysis and visualisation. One technique of handling big data is the use of a representative sample of the data. This paper proposes a sampling algorithm ...
• A novel RPCA method using log-weighted nuclear and L2,1 norms combined with contrast-limited adaptive histogram equalization (CLAHE) for high dimensional natural and medical image data 

  Likassa, Habte Tadesse; Chen, Ding-Geng (Din); Sun, Dayu (Lifescience Global, 2024-11-26)

  Please read abstract in the article.
• Illness is more prevalent than injury in trail runners participating in a mountainous ultra trail race 

  Boshielo, Patience Matshepo; Jansen van Rensburg, Audrey; Viljoen, Carel Thomas; Botha, Tanita; De Villiers, Christina Elizabeth; Ramagole, Dimakatso Althea; Seyani, Limbikani; Janse van Rensburg, Dina Christina (Taylor and Francis, 2025)

  OBJECTIVES : Trail running is a popular off-road sport involving running in natural environments over various terrains, often in remote locations. This study aims to investigate the epidemiology and risk factors of injuries ...
• Investigation of neopterin and neurophysiological measurements as biomarkers of anxiety and stress 

  Cronje, Rouxzan; Beukes, Johanni; Masenge, Andries; Du Toit, P.J.; Bipath, Priyesh (International Society for Neurofeedback & Research, 2024-03-29)

  The aim of this study was to investigate whether the inflammatory marker neopterin and certain neurophysiological measurements could be used as complementary markers for stress and anxiety symptoms as determined by the ...
• T-cell phenotypes and systemic cytokine profiles of people living with HIV admitted to hospital with COVID-19 

  Van der Mescht, Mieke Adri; Steel, Helen C.; De Beer, Zelda; Masenge, Andries; Abdullah, Fareed; Ueckermann, Veronica; Anderson, Ronald; Rossouw, Theresa M. (MDPI, 2024-11)

  Whether SARS-CoV-2 infection leads to a higher mortality and morbidity in people living with HIV (PLWH) in Africa remains inconclusive. In this study, we explored the differences in the T-cell phenotypes between people ...
• A study of the incidence of the corona mortis within a South African patient sample using computerized tomographic angiography 

  Naicker, Jade; Tshabalala, Zithulele Nkosinathi; Janse van Rensburg, Jacques; Masenge, Andries; Modisane, Obakeng; Matshidza, Steven; Mogale, Nkhensani (Elsevier, 2024-12)

  INTRODUCTION: Retropubic hematomas are a common development in cases of pelvic ring trauma and post-operative repair of fractures to the anterior column of the pelvis. Early detection and diagnosis of such events using computed ...
• Statistical methods in the analysis of multicentre HIV randomized controlled trials in the African region: a scoping review 

  Mazinu, Mikateko; Gwebushe, Nomonde; Manda, S.O.M. (Samuel); Reddy, Tarylee (BMC, 2025-01)

  BACKGROUND : The majority of phase 3 clinical trials are implemented in multiple sites or centres, which inevitably leads to a correlation between observations from the same site or centre. This correlation must be carefully ...
• Robust negative binomial regression via the Kibria-Lukman strategy : methodology and application 

  Lukman, Adewale F.; Albalawi, Olayan; Arashi, Mohammad; Allohibi, Jeza; Alharbi, Abdulmajeed Atiah; Farghali, Rasha A. (MDPI, 2024-09-20)

  Count regression models, particularly negative binomial regression (NBR), are widely used in various fields, including biometrics, ecology, and insurance. Over-dispersion is likely when dealing with count data, and NBR ...
• Ridge-type pretest and shrinkage estimation strategies in spatial error models with an application to a real data example 

  Al-Momani, Marwan; Arashi, Mohammad (MDPI, 2024-02)

  Spatial regression models are widely available across several disciplines, such as functional magnetic resonance imaging analysis, econometrics, and house price analysis. In nature, sparsity occurs when a limited number ...
• Modified Cox models : a simulation study on different survival distributions, censoring rates, and sample sizes 

  Maharela, Iketle Aretha; Fletcher, Lizelle; Chen, Ding-Geng (Din) (MDPI, 2024-09-18)

  The classical Cox model is the most popular procedure for studying right-censored data in survival analysis. However, it is based on the fundamental assumption of proportional hazards (PH). Modified Cox models, stratified ...
• Skew-symmetric generalized normal and generalized t distributions 

  Rad, Najmeh Nakhaei; Salehi, Mahdi; Mehrali, Yaser; Chen, Ding-Geng (Din) (MDPI, 2024-11)

  In this paper, we introduce the skew-symmetric generalized normal and the skewsymmetric generalized t distributions, which are skewed extensions of symmetric special cases of generalized skew-normal and generalized skew-t ...
• Homogeneously weighted moving average control charts : overview, controversies, and new directions 

  Malela-Majika, Jean-Claude; Human, Schalk William; Chatterjee, Kashinath (MDPI, 2024-03)

  The homogeneously weighted moving average (HWMA) chart is a recent control chart that has attracted the attention of many researchers in statistical process control (SPC). The HWMA statistic assigns a higher weight to ...
• Adapting and evaluating deep-pseudo neural network for survival data with time-varying covariates 

  Whata, Albert; Nasejje, Justine B.; Rad, Najmeh Nakhaei; Mulaudzi, Tshilidzi; Chen, Ding-Geng (Din) (Taylor and Francis, 2025)

  The Extended Cox model provides an alternative to the proportional hazard Cox model for modelling data including time-varying covariates. Incorporating time-varying covariates is particularly beneficial when dealing with ...
• Schneiderian first rank symptoms significantly predict a dissociative disorder diagnosis in psychiatric in-patients 

  Kruger, Christa; Fletcher, Lizelle (Taylor and Francis, 2025)

  Previous empirical studies on the relationship between psychotic symptoms and dissociative disorders focused on auditory hallucinations only or employed limited statistical analyses. We investigated whether the frequency ...

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