Browsing by Author "Chivese, Tawanda"
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High prevalence of cardiovascular risk factors and insulin resistance 6 years after hyperglycemia first detected in pregnancy in Cape Town, South Africa
Chivese, Tawanda; Norris, Shane A.; Levitt, Naomi S. ( BMJ Publishing Group , 2019 , Article)Objective To investigate the prevalence and associated cardiovascular risk factors 6 years after hyperglycemia first detected in pregnancy (HFDP) in Cape Town, South Africa. Research design and methods Data were collected ... -
IDF Diabetes Atlas: Estimation of Global and Regional Gestational Diabetes Mellitus Prevalence for 2021 by International Association of Diabetes in Pregnancy Study Group’s Criteria
Hui, Wang; Li, Ninghua; Chivese, Tawanda; Werfalli, Mahmoud; Sun, Hong; Yuen, Lili; Hoegfeldt, Cecilia Ambrosius; Elise Powe, Camille; Immanuel, Jincy; Karuranga, Suvi; Divakar, Hema; Levitt, NAomi; Li, Changping; Simmons, David; Yang, Xilin... more authors ... less authors ( Elsevier , 2021 , Article)AimsThe approaches used to screen and diagnose gestational diabetes mellitus (GDM) vary widely. We generated a comparable estimate of the global and regional prevalence of GDM by International Association of Diabetes in ... -
Impact of phthalate metabolites on vitamin D levels and subclinical inflammation: national health and nutrition examination survey, 2013–2018
Mahmoud, Elhassan; Elsayed, Abdalla Moustafa; Kaleem, Muhammad Zain; Alkorbi, Hamad A.; Elshoeibi, Amgad M.; Chivese, Tawanda; Zughaier, Susu M.... more authors ... less authors ( Taylor and Francis Ltd. , 2024 , Article)This study explores the association between phthalates and total vitamin D levels and the link between phthalates exposure and subclinical inflammation using monocyte percentage to high-density lipoprotein cholesterol ratio ... -
The influence of maternal blood glucose during pregnancy on weight outcomes at birth and preschool age in offspring exposed to hyperglycemia first detected during pregnancy, in a South African cohort.
Chivese, Tawanda; Haynes, Magret C; van Zyl, Hetta; Kyriacos, Una; Levitt, Naomi S; Norris, Shane A... more authors ... less authors ( Public Library of Science , 2021 , Article)Little is known about the influence of hyperglycemia first detected in pregnancy (HFDP) on weight outcomes in exposed offspring in Africa. We investigated the influence of maternal blood glucose concentrations during ... -
Integrated health system intervention aimed at reducing type 2 diabetes risk in women after gestational diabetes in South Africa (IINDIAGO): A randomised controlled trial protocol
Norris, Shane A.; Zarowsky, Christina; Murphy, Katherine; Ware, Lisa Jayne; Lombard, Carl; Matjila, Mushi; Chivese, Tawanda; Muhwava, Lorrein Shamiso; Mutabazi, Jean Claude; Harbron, Janetta; Fairall, Lara R.; Lambert, Estelle; Levitt, Naomi... more authors ... less authors ( BMJ Publishing Group , 2024 , Article)Introduction South Africa has a high prevalence of gestational diabetes mellitus (GDM; 15%) and many of these women (48%) progress to type 2 diabetes mellitus (T2DM) within 5 years post partum. A significant proportion ... -
Is medical training solely to blame? Generational influences on the mental health of our medical trainees
Suliman, Shireen; Allen, Margaret; Chivese, Tawanda; de Rijk, Angelique E.; Koopmans, Richard; Könings, Karen D.... more authors ... less authors ( Taylor & Francis , 2024 , Article)Introduction: The negative impact of medical training on trainee mental health continues to be a concern. Situated within a sociocultural milieu, Generation Z and Generation Y, defined by their highly involved parents and ... -
Metformin is comparable to insulin for pharmacotherapy in gestational diabetes mellitus: A network meta-analysis evaluating 6046 women.
Musa, Omran A H; Syed, Asma; Mohamed, Aisha M; Chivese, Tawanda; Clark, Justin; Furuya-Kanamori, Luis; Xu, Chang; Toft, Egon; Bashir, Mohammed; Abou-Samra, Abdul Badi; Thalib, Lukman; Doi, Suhail A... more authors ... less authors ( Elsevier , 2021 , Article)The comparative efficacy of gestational diabetes (GDM) treatments lack conclusive evidence for choice of first-line treatment. The aim of this study was to compare the efficacy of metformin and glibenclamide to insulin ... -
No Association Between Ct Value and COVID-19 Severity and Mortality in Qatar.
Jemmieh, Khaleed; Tawengi, Mohamed; Alyaarabi, Tamader; Hassona, Aseel; Ghoul, Ikhlas; Al Abdulla, Sara; Elzawawi, Khaled E; Karen, Omar; Doi, Suhail A; Chivese, Tawanda... more authors ... less authors ( Dove Press Ltd , 2023 , Article)The association between the cycle threshold (Ct) which reflects the SARS-CoV-2 viral load and the severity of COVID-19 is still not clear. We investigated the association between Ct values, symptoms and the risk of ICU ... -
Occupational exposure to HIV among nurses at a major tertiary hospital: Reporting and utilization of post-exposure prophylaxis; A cross-sectional study in the Western Cape, South Africa
Kabotho, Katlego Tebogo; Chivese, Tawanda ( Public Library of Science , 2020 , Article)© 2020 Kabotho, Chivese. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the ... -
The odds ratio is “portable” but not the relative risk: Time to do away with the log link in binomial regression
Doi, Suhail A.; Furuya-Kanamori, Luis; Xu, Chang; Chivese, Tawanda; Lin, Lifeng; Musa, Omran A.H.; Hindy, George; Thalib, Lukman; Harrell, Frank E.... more authors ... less authors ( Elsevier , 2021 , Article)Objectives: In a recent paper we suggest that the relative risk (RR) be replaced with the odds ratio (OR) as the effect measure of choice in clinical epidemiology. In response, Chu, and colleagues raise several points that ... -
Outcomes of hyperglycaemia in pregnancy in Africa: Systematic review study protocol
Musa, Ezekiel; Chivese, Tawanda; Werfalli, Mahmoud; Matjila, Mushi; Norris, Shane A.; Levitt, Naomi... more authors ... less authors ( BMJ Publishing Group , 2021 , Article)Introduction The prevalence of diabetes mellitus globally has increased considerably over the past decades with a resultant increase in the incidence of diabetes-complicated pregnancies. Hyperglycaemia in pregnancy is the ... -
Prenatal alcohol exposure is associated with early motor, but not language development in a South African cohort
Hendricks, Gaironeesa; Malcolm-Smith, Susan; Stein, Dan J.; Zar, Heather J.; Wedderburn, Catherine J.; Nhapi, Raymond T.; Chivese, Tawanda; Adnams, Colleen M.; Donald, Kirsten A.... more authors ... less authors ( Cambridge University Press , 2019 , Article)Objective:To investigate the association of prenatal alcohol exposure (PAE) and early neurodevelopment in the first 2 years of life, adjusting for maternal sociodemographic and psychosocial factors, in the Drakenstein Child ... -
Prenatal psychological distress and 11β-HSD2 gene expression in human placentas: Systematic review and meta-analysis
Angham Ibrahim, Tartour; Chivese, Tawanda; Eltayeb, Safa; Elamin, Fatima M.; Fthenou, Eleni; Seed Ahmed, Mohammed; Babu, Giridhara Rathnaiah... more authors ... less authors ( Elsevier , 2024 , Article Review)BackgroundThe placenta acts as a buffer to regulate the degree of fetal exposure to maternal cortisol through the 11-Beta Hydroxysteroid Dehydrogenase isoenzyme type 2 (11-β HSD2) enzyme. We conducted a systematic review ... -
Prevalence and determinants of symptomatic COVID-19 infection among children and adolescents in Qatar: A cross sectional analysis of 11445 individuals.
Musa, Omran A H; Chivese, Tawanda; Bansal, Devendra; Abdulmajeed, Jazeel; Ameen, Osman; Islam, Nazmul; Xu, Chang; Sallam, Mohamed A; Albayat, Soha S; Khogali, Hayat S; Ahmed, Shazia N N; Himatt, Sayed M; Nour, Mohamed; Elberdiny, Aiman A; Abdallah, Abdallah Musa; Furuya-Kanamori, Luis; Al-Romaihi, Hamad E; Doi, Suhail A R; Al-Thani, Mohammed H J; Farag, Elmoubashar Abu Baker Abd... more authors ... less authors ( Cambridge University Press , 2021 , Article)There is a paucity of evidence about the prevalence and risk factors for symptomatic infection among children. This study aimed to describe the prevalence of symptomatic COVID-19 and its risk factors in children and ... -
The prevalence of adaptive immunity to COVID-19 and reinfection after recovery - a comprehensive systematic review and meta-analysis.
Chivese, Tawanda; Matizanadzo, Joshua T; Musa, Omran A H; Hindy, George; Furuya-Kanamori, Luis; Islam, Nazmul; Al-Shebly, Rafal; Shalaby, Rana; Habibullah, Mohammad; Al-Marwani, Talal A; Hourani, Rizeq F; Nawaz, Ahmed D; Haider, Mohammad Z; Emara, Mohamed M; Cyprian, Farhan; Doi, Suhail A R... more authors ... less authors ( Taylor & Francis , 2022 , Article)This study aims to estimate the prevalence and longevity of detectable SARS-CoV-2 antibodies and T and B memory cells after recovery. In addition, the prevalence of COVID-19 reinfection and the preventive efficacy of ... -
Real-World Effectiveness of the Varicella Vaccine among Children and Adolescents in Qatar: A Case–Control Study
Bibi, Zahra; Nawaz, Ahmed Daniyal; Al Kurbi, Maha; Fakhroo, Shahad; Ferih, Khaled; Al-Jaber, Noor; Alex, Merin; Elawad, Khalid H.; Chivese, Tawanda; Zughaier, Susu M.... more authors ... less authors ( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)Background: Despite the availability of a highly efficacious vaccine, varicella outbreaks are still being reported globally. In this study, we evaluated the real-world effectiveness of varicella vaccination among children ... -
The prevalence of adaptive immunity to COVID-19 and reinfection after recovery - a comprehensive systematic review and meta-analysis of 12 011 447 individuals
Alshibly, Rafal; Shalaby, Rana; Musa, Omran A. H.; Hindy, George; Islam, Nazmul; Habibullah, Mohammed; Al-Marwani, Talal; Hourani, Rizeq F.; Nawaz, Ahmed D.; Haider, Mohammad Z.; Emara, Mohamed M.; Cyprian, Farhan; Doi, Suhail A. R.; Chivese, Tawanda; Matizanadzo, Joshua T.; Furuya-Kanamori, Luis (3)... more authors ... less authors ( Qatar University Press , 2021 , Poster)Research purpose: The research aims to estimate the prevalence of detectable SARS-CoV-2 antibodies, T and B memory cells after recovery, to determine the prevalence of SARS-CoV-2 reinfection, and to investigate the protective ... -
The risk of severe COVID-19 and mortality from COVID-19 in people living with HIV compared to individuals without HIV - a systematic review and meta-analysis of 1 268 676 individuals.
Arif, Rida; Abdelmaksoud, Asmaa; Mapahla, Lovemore; Chinhenzva, Albert; Islam, Nazmul; Doi, Sohail; Chivese, Tawanda... more authors ... less authors ( Qatar University Press , 2021 , Poster)Research Purpose: Findings from existing studies have shown conflicting evidence concerning the risk of severe COVID-19 and death from COVID-19 in people living with HIV (PLHIV) compared to people without HIV. The aim of ... -
Unifying the diagnosis of gestational diabetes mellitus: Introducing the NPRP criteria
Suhail A.R., Doi; Bashir, Mohammed; Sheehan, Michael T.; Onitilo, Adedayo A.; Chivese, Tawanda; Ibrahim, Ibrahim M.; Beer, Stephen F.; Furuya-Kanamori, Luis; Abou-Samra, Abdul-Badi; McIntyre, H. David... more authors ... less authors ( Elsevier , 2021 , Article)AimsDisagreement about the appropriate criteria for the diagnosis of gestational diabetes mellitus (GDM) persists. This study examines an alternative approach which combines information from all time-points on the glucose ... -
Utilisation of healthcare services for respiratory tract infections in patients with and without diabetes in Qatar: a cross-sectional study
Islam, Nazmul; Chivese, Tawanda; Alam, M Fasihul ( BMJ , 2020 , Article)People with diabetes mellitus have a high risk of acquiring respiratory tract infections (RTIs), yet little is known about their utilisation of healthcare services compared with people without diabetes. This study aimed ...