Items where Author is "Churchyard, Gavin J"
Number of items: 61.
2019
Effect of Xpert MTB/RIF on clinical outcomes in routine care settings: individual patient data meta-analysis. (2019)
Di Tanna, Gian Luca; Khaki, Ali Raza; Theron, Grant; McCarthy, Kerrigan; Cox, Helen; Mupfumi, Lucy; Trajman, Anete; Zijenah, Lynn Sodai; Mason, Peter; Bandason, Tsitsi; Durovni, Betina; Bara, Wilbert; Hoelscher, Michael; Clowes, Petra; Mangu, Chacha; Chanda, Duncan; Pym, Alexander; Mwaba, Peter; Cobelens, Frank; Nicol, Mark P; Dheda, Keertan; Churchyard, Gavin; Fielding, Katherine; Metcalfe, John Z
TB Fast Track: a study to evaluate the effect of a point-of-care TB test-and-treat algorithm on early mortality in people with HIV accessing ART, a trial with randomisation at clinic level. (2019)
Fielding, K; Charalambous, S; Hoffmann, CJ; Johnson, S; Tlali, M; Dorman, SE; Vassall, A; Churchyard, GJ; Grant, AD
Algorithm-guided empirical tuberculosis treatment for people with advanced HIV (TB Fast Track): an open-label, cluster-randomised trial. (2019)
Grant, Alison D; Charalambous, Salome; Tlali, Mpho; Karat, Aaron S; Dorman, Susan E; Hoffmann, Christopher J; Johnson, Suzanne; Vassall, Anna; Churchyard, Gavin J; Fielding, Katherine L
2018
Small contribution of gold mines to the ongoing tuberculosis epidemic in South Africa: a modeling-based study. (2018)
Chang, Stewart T; Chihota, Violet N; Fielding, Katherine L; Grant, Alison D; Houben, Rein M; White, Richard G; Churchyard, Gavin J; Eckhoff, Philip A; Wagner, Bradley G
Performance of verbal autopsy methods in estimating HIV-associated mortality among adults in South Africa. (2018)
Karat, Aaron S; Maraba, Noriah; Tlali, Mpho; Charalambous, Salome; Chihota, Violet N; Churchyard, Gavin J; Fielding, Katherine L; Hanifa, Yasmeen; Johnson, Suzanne; McCarthy, Kerrigan M; Kahn, Kathleen; Chandramohan, Daniel; Grant, Alison D
An intervention to optimise the delivery of integrated tuberculosis and HIV services at primary care clinics: results of the MERGE cluster randomised trial. (2018)
Kufa, T; Fielding, KL; Hippner, P; Kielmann, K; Vassall, A; Churchyard, GJ; Grant, AD; Charalambous, S
Linkage to care among adults being investigated for tuberculosis in South Africa: pilot study of a case manager intervention. (2018)
Maraba, Noriah; Chihota, Violet; McCarthy, Kerrigan; Churchyard, Gavin J; Grant, Alison D
Empiric tuberculosis treatment in South African primary health care facilities - for whom, where, when and why: Implications for the development of tuberculosis diagnostic tests. (2018)
McCarthy, Kerrigan; Fielding, Katherine; Churchyard, Gavin J; Grant, Alison D
Household point of care CD4 testing and isoniazid preventive therapy initiation in a household TB contact tracing programme in two districts of South Africa. (2018)
Page-Shipp, Liesl; Lewis, James J; Velen, Kavindhran; Senoge, Sedikanelo; Zishiri, Elizabeth; Popane, Flora; Chihota, Violet N; Clark, Dave; Churchyard, Gavin J; Charalambous, Salome
Evidence-informed policy making at country level: lessons learned from the South African Tuberculosis Think Tank. (2018)
White, RG; Charalambous, S; Cardenas, V; Hippner, P; Sumner, T; Bozzani, F; Mudzengi, D; Houben, RMGJ; Collier, D; Kimerling, ME; Vassall, A; Pillay, Y; Churchyard, G
2017
The epidemiology, pathogenesis, transmission, diagnosis, and management of multidrug-resistant, extensively drug-resistant, and incurable tuberculosis. (2017)
Dheda, Keertan; Gumbo, Tawanda; Maartens, Gary; Dooley, Kelly E; McNerney, Ruth; Murray, Megan; Furin, Jennifer; Nardell, Edward A; London, Leslie; Lessem, Erica; Theron, Grant; van Helden, Paul; Niemann, Stefan; Merker, Matthias; Dowdy, David; Van Rie, Annelies; Siu, Gilman KH; Pasipanodya, Jotam G; Rodrigues, Camilla; Clark, Taane G; Sirgel, Frik A; Esmail, Aliasgar; Lin, Hsien-Ho; Atre, Sachin R; Schaaf, H Simon; Chang, Kwok Chiu; Lange, Christoph; Nahid, Payam; Udwadia, Zarir F; Horsburgh, C Robert; Churchyard, Gavin J; Menzies, Dick; Hesseling, Anneke C; Nuermberger, Eric; McIlleron, Helen; Fennelly, Kevin P; Goemaere, Eric; Jaramillo, Ernesto; Low, Marcus; Jara, Carolina Morán; Padayatchi, Nesri; Warren, Robin M
A clinical scoring system to prioritise investigation for tuberculosis among adults attending HIV clinics in South Africa. (2017)
Hanifa, Yasmeen; Fielding, Katherine L; Chihota, Violet N; Adonis, Lungiswa; Charalambous, Salome; Foster, Nicola; Karstaedt, Alan; McCarthy, Kerrigan; Nicol, Mark P; Ndlovu, Nontobeko T; Sinanovic, Edina; Sahid, Faieza; Stevens, Wendy; Vassall, Anna; Churchyard, Gavin J; Grant, Alison D
Strategies to Accelerate HIV Care and Antiretroviral Therapy Initiation After HIV Diagnosis: A Randomized Trial. (2017)
Hoffmann, CJ; Mabuto, T; Ginindza, S; Fielding, KL; Kubeka, G; Dowdy, DW; Churchyard, GJ; Charalambous, S
Measuring mortality due to HIV-associated tuberculosis among adults in South Africa: Comparing verbal autopsy, minimally-invasive autopsy, and research data. (2017)
Karat, Aaron S; Tlali, Mpho; Fielding, Katherine L; Charalambous, Salome; Chihota, Violet N; Churchyard, Gavin J; Hanifa, Yasmeen; Johnson, Suzanne; McCarthy, Kerrigan; Martinson, Neil A; Omar, Tanvier; Kahn, Kathleen; Chandramohan, Daniel; Grant, Alison D
Cost-effectiveness of Xpert MTB/RIF for tuberculosis diagnosis in South Africa: a real-world cost analysis and economic evaluation. (2017)
Vassall, Anna; Siapka, Mariana; Foster, Nicola; Cunnama, Lucy; Ramma, Lebogang; Fielding, Katherine; McCarthy, Kerrigan; Churchyard, Gavin; Grant, Alison; Sinanovic, Edina
2016
High-dose rifampicin, moxifloxacin, and SQ109 for treating tuberculosis: a multi-arm, multi-stage randomised controlled trial. (2016)
Boeree, Martin J; Heinrich, Norbert; Aarnoutse, Rob; Diacon, Andreas H; Dawson, Rodney; Rehal, Sunita; Kibiki, Gibson S; Churchyard, Gavin; Sanne, Ian; Ntinginya, Nyanda E; Minja, Lilian T; Hunt, Robert D; Charalambous, Salome; Hanekom, Madeleine; Semvua, Hadija H; Mpagama, Stellah G; Manyama, Christina; Mtafya, Bariki; Reither, Klaus; Wallis, Robert S; Venter, Amour; Narunsky, Kim; Mekota, Anka; Henne, Sonja; Colbers, Angela; van Balen, Georgette Plemper; Gillespie, Stephen H; Phillips, Patrick PJ; Hoelscher, Michael; PanACEA consortium
Clinic-level factors influencing patient outcomes on antiretroviral therapy in primary health clinics in South Africa. (2016)
Charalambous, Salome; Grant, Alison D; Churchyard, Gavin J; Mukora, Rachel; Schneider, Helen; Fielding, Katherine L
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Using Top-down and Bottom-up Costing Approaches in LMICs: The Case for Using Both to Assess the Incremental Costs of New Technologies at Scale. (2016)
Cunnama, Lucy; Sinanovic, Edina; Ramma, Lebogang; Foster, Nicola; Berrie, Leigh; Stevens, Wendy; Molapo, Sebaka; Marokane, Puleng; McCarthy, Kerrigan; Churchyard, Gavin; Vassall, Anna
Diagnostic Accuracy of Lateral Flow Urine LAM Assay for TB Screening of Adults with Advanced Immunosuppression Attending Routine HIV Care in South Africa. (2016)
Hanifa, Yasmeen; Fielding, Katherine L; Chihota, Violet N; Adonis, Lungiswa; Charalambous, Salome; Karstaedt, Alan; McCarthy, Kerrigan; Nicol, Mark P; Ndlovu, Nontobeko T; Sahid, Faieza; Churchyard, Gavin J; Grant, Alison D
The timing of tuberculosis after isoniazid preventive therapy among gold miners in South Africa: a prospective cohort study. (2016)
Hermans, Sabine M; Grant, Alison D; Chihota, Violet; Lewis, James J; Vynnycky, Emilia; Churchyard, Gavin J; Fielding, Katherine L
Cost-Effectiveness of Automated Digital Microscopy for Diagnosis of Active Tuberculosis. (2016)
Jha, Swati; Ismail, Nazir; Clark, David; Lewis, James J; Omar, Shaheed; Dreyer, Andries; Chihota, Violet; Churchyard, Gavin; Dowdy, David W
Autopsy Prevalence of Tuberculosis and Other Potentially Treatable Infections among Adults with Advanced HIV Enrolled in Out-Patient Care in South Africa. (2016)
Karat, Aaron S; Omar, Tanvier; von Gottberg, Anne; Tlali, Mpho; Chihota, Violet N; Churchyard, Gavin J; Fielding, Katherine L; Johnson, Suzanne; Martinson, Neil A; McCarthy, Kerrigan; Wolter, Nicole; Wong, Emily B; Charalambous, Salome; Grant, Alison D
Verbal autopsy-assigned causes of death among adults being investigated for TB in South Africa. (2016)
Maraba, N; Karat, AS; McCarthy, K; Churchyard, GJ; Charalambous, S; Kahn, K; Grant, AD; Chihota, V
Implementation and Operational Research: What Happens After a Negative Test for Tuberculosis? Evaluating Adherence to TB Diagnostic Algorithms in South African Primary Health Clinics. (2016)
McCarthy, KM; Grant, AD; Chihota, V; Ginindza, S; Mvusi, L; Churchyard, GJ; Fielding, KL
Cost-effectiveness and resource implications of aggressive action on tuberculosis in China, India, and South Africa: a combined analysis of nine models. (2016)
Menzies, Nicolas A; Gomez, Gabriela B; Bozzani, Fiammetta; Chatterjee, Susmita; Foster, Nicola; Baena, Ines Garcia; Laurence, Yoko V; Qiang, Sun; Siroka, Andrew; Sweeney, Sedona; Verguet, Stéphane; Arinaminpathy, Nimalan; Azman, Andrew S; Bendavid, Eran; Chang, Stewart T; Cohen, Ted; Denholm, Justin T; Dowdy, David W; Eckhoff, Philip A; Goldhaber-Fiebert, Jeremy D; Handel, Andreas; Huynh, Grace H; Lalli, Marek; Lin, Hsien-Ho; Mandal, Sandip; McBryde, Emma S; Pandey, Surabhi; Salomon, Joshua A; Suen, Sze-Chuan; Sumner, Tom; Trauer, James M; Wagner, Bradley G; Whalen, Christopher C; Wu, Chieh-Yin; Boccia, Delia; Chadha, Vineet K; Charalambous, Salome; Chin, Daniel P; Churchyard, Gavin; Daniels, Colleen; Dewan, Puneet; Ditiu, Lucica; Eaton, Jeffrey W; Grant, Alison D; Hippner, Piotr; Hosseini, Mehran; Mametja, David; Pretorius, Carel; Pillay, Yogan; Rade, Kiran; Sahu, Suvanand; Wang, Lixia; Houben, Rein MGJ; Kimerling, Michael E; White, Richard G; Vassall, Anna
Household HIV Testing Uptake among Contacts of TB Patients in South Africa. (2016)
Velen, Kavindhran; Lewis, James J; Charalambous, Salome; Page-Shipp, Liesl; Popane, Flora; Churchyard, Gavin J; Hoffmann, Christopher J
Tuberculosis--advances in development of new drugs, treatment regimens, host-directed therapies, and biomarkers. (2016)
Wallis, Robert S; Maeurer, Markus; Mwaba, Peter; Chakaya, Jeremiah; Rustomjee, Roxana; Migliori, Giovanni Battista; Marais, Ben; Schito, Marco; Churchyard, Gavin; Swaminathan, Soumya; Hoelscher, Michael; Zumla, Alimuddin
2015
Missed Opportunities for TB Investigation in Primary Care Clinics in South Africa: Experience from the XTEND Trial. (2015)
Chihota, Violet N; Ginindza, Sibuse; McCarthy, Kerrigan; Grant, Alison D; Churchyard, Gavin; Fielding, Katherine
Xpert MTB/RIF versus sputum microscopy as the initial diagnostic test for tuberculosis: a cluster-randomised trial embedded in South African roll-out of Xpert MTB/RIF. (2015)
Churchyard, Gavin J; Stevens, Wendy S; Mametja, Lerole D; McCarthy, Kerrigan M; Chihota, Violet; Nicol, Mark P; Erasmus, Linda K; Ndjeka, Norbert O; Mvusi, Lindiwe; Vassall, Anna; Sinanovic, Edina; Cox, Helen S; Dye, Christopher; Grant, Alison D; Fielding, Katherine L
Evaluation of a point-of-care tuberculosis test-and-treat algorithm on early mortality in people with HIV accessing antiretroviral therapy (TB Fast Track study): study protocol for a cluster randomised controlled trial. (2015)
Fielding, Katherine L; Charalambous, Salome; Hoffmann, Christopher J; Johnson, Suzanne; Tlali, Mpho; Dorman, Susan E; Vassall, Anna; Churchyard, Gavin J; Grant, Alison D
The economic burden of TB diagnosis and treatment in South Africa. (2015)
Foster, Nicola; Vassall, Anna; Cleary, Susan; Cunnama, Lucy; Churchyard, Gavin; Sinanovic, Edina
The diagnostic accuracy of urine lipoarabinomannan test for tuberculosis screening in a South African correctional facility. (2015)
Hanifa, Yasmeen; Telisinghe, Lilanganee; Fielding, Katherine L; Malden, Justin L; Churchyard, Gavin J; Grant, Alison D; Charalambous, Salome
Performance of a Novel Algorithm Using Automated Digital Microscopy for Diagnosing Tuberculosis. (2015)
Ismail, Nazir A; Omar, Shaheed V; Lewis, James J; Dowdy, David W; Dreyer, Andries W; van der Meulen, Hermina; Nconjana, George; Clark, David A; Churchyard, Gavin J
Trends in silicosis prevalence and the healthy worker effect among gold miners in South Africa: a prevalence study with follow up of employment status. (2015)
Knight, David; Ehrlich, Rodney; Fielding, Katherine; Jeffery, Hannah; Grant, Alison; Churchyard, Gavin
Tuberculosis prevention in South Africa. (2015)
Knight, Gwenan M; Dodd, Peter J; Grant, Alison D; Fielding, Katherine L; Churchyard, Gavin J; White, Richard G
Regarding the effect of cured tuberculosis disease on longevity. (2015)
Lalli, Marek; Houben, Rein; Churchyard, Gavin; White, Richard G
Antiviral Innate Immune Activation in HIV-Infected Adults Negatively Affects H1/IC31-Induced Vaccine-Specific Memory CD4+ T Cells. (2015)
Lenz, Nicole; Schindler, Tobias; Kagina, Benjamin M; Zhang, Jitao David; Lukindo, Tedson; Mpina, Maxmillian; Bang, Peter; Kromann, Ingrid; Hoff, Søren T; Andersen, Peter; Reither, Klaus; Churchyard, Gavin J; Certa, Ulrich; Daubenberger, Claudia A
Tuberculosis active case finding: uptake and diagnostic yield among minibus drivers in urban South Africa. (2015)
Mabuto, Tonderai; Zwane, Ephraim; Chihota, Violet; Gresak, Gillian; Charalambous, Salome; Churchyard, Gavin J; Hoffmann, Christopher J
Molecular epidemiology of Mycobacterium tuberculosis among South African gold miners. (2015)
Mathema, Barun; Lewis, James J; Connors, Jeremy; Chihota, Violet N; Shashkina, Elena; van der Meulen, Minty; Graviss, Edward A; Ha, Ngan P; Kreiswirth, Barry N; Grant, Alison D; Fielding, Katherine L; Dorman, Susan E; Churchyard, Gavin J
Implementation and Operational Research: What Happens After a Negative Test for Tuberculosis? Evaluating Adherence to TB Diagnostic Algorithms in South African Primary Health Clinics. (2015)
McCarthy, KM; Grant, AD; Chihota, V; Ginindza, S; Mvusi, L; Churchyard, GJ; Fielding, KL
The Impact of Company-Level ART Provision to a Mining Workforce in South Africa: A Cost-Benefit Analysis. (2015)
Meyer-Rath, Gesine; Pienaar, Jan; Brink, Brian; van Zyl, Andrew; Muirhead, Debbie; Grant, Alison; Churchyard, Gavin; Watts, Charlotte; Vickerman, Peter
Continued Follow-Up of Phambili Phase 2b Randomized HIV-1 Vaccine Trial Participants Supports Increased HIV-1 Acquisition among Vaccinated Men. (2015)
Moodie, Zoe; Metch, Barbara; Bekker, Linda-Gail; Churchyard, Gavin; Nchabeleng, Maphoshane; Mlisana, Koleka; Laher, Fatima; Roux, Surita; Mngadi, Kathryn; Innes, Craig; Mathebula, Matsontso; Allen, Mary; Bentley, Carter; Gilbert, Peter B; Robertson, Michael; Kublin, James; Corey, Lawrence; Gray, Glenda E
Accelerating progress towards tuberculosis elimination: the need for combination treatment and prevention. (2015)
Reid, A; Grant, AD; White, RG; Dye, C; Vynnycky, E; Fielding, K; Churchyard, G; Pillay, Y
Outcomes of on-site antiretroviral therapy provision in a South African correctional facility. (2015)
Telisinghe, Lilanganee; Hippner, Piotr; Churchyard, Gavin J; Gresak, Gillian; Grant, Alison D; Charalambous, Salome; Fielding, Katherine L
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Tuberculosis control in South African gold mines: mathematical modeling of a trial of community-wide isoniazid preventive therapy. (2015)
Vynnycky, Emilia; Sumner, Tom; Fielding, Katherine L; Lewis, James J; Cox, Andrew P; Hayes, Richard J; Corbett, Elizabeth L; Churchyard, Gavin J; Grant, Alison D; White, Richard G
Brief Report: The Effect of Antiretroviral Therapy and CD4 Count on Markers of Infectiousness in HIV-Associated Tuberculosis. (2015)
van Halsema, CL; Fielding, KL; Chihota, VN; George, EC; Lewis, JJ; Churchyard, GJ; Grant, AD
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Clinical Relevance of Nontuberculous Mycobacteria Isolated from Sputum in a Gold Mining Workforce in South Africa: An Observational, Clinical Study. (2015)
van Halsema, Clare L; Chihota, Violet N; Gey van Pittius, Nicolaas C; Fielding, Katherine L; Lewis, James J; van Helden, Paul D; Churchyard, Gavin J; Grant, Alison D
2014
A trial of mass isoniazid preventive therapy for tuberculosis control. (2014)
Churchyard, Gavin J; Fielding, Katherine L; Lewis, James J; Coetzee, Leonie; Corbett, Elizabeth L; Godfrey-Faussett, Peter; Hayes, Richard J; Chaisson, Richard E; Grant, Alison D; Thibela TB Study Team
A cluster randomised trial to evaluate the effect of optimising TB/HIV integration on patient level outcomes: the "merge" trial protocol. (2014)
Kufa, T; Hippner, P; Charalambous, S; Kielmann, K; Vassall, A; Churchyard, GJ; Grant, AD; Fielding, KL
Four models of HIV counseling and testing: utilization and test results in South Africa. (2014)
Mabuto, Tonderai; Latka, Mary H; Kuwane, Bulelani; Churchyard, Gavin J; Charalambous, Salome; Hoffmann, Christopher J
Safety and immunogenicity of H1/IC31®, an adjuvanted TB subunit vaccine, in HIV-infected adults with CD4+ lymphocyte counts greater than 350 cells/mm3: a phase II, multi-centre, double-blind, randomized, placebo-controlled trial. (2014)
Reither, Klaus; Katsoulis, Lynn; Beattie, Trevor; Gardiner, Nicolene; Lenz, Nicole; Said, Khadija; Mfinanga, Elirehema; Pohl, Christian; Fielding, Katherine L; Jeffery, Hannah; Kagina, Benjamin M; Hughes, Elisabeth J; Scriba, Thomas J; Hanekom, Willem A; Hoff, Søren T; Bang, Peter; Kromann, Ingrid; Daubenberger, Claudia; Andersen, Peter; Churchyard, Gavin J
High tuberculosis prevalence in a South African prison: the need for routine tuberculosis screening. (2014)
Telisinghe, Lilanganee; Fielding, Katherine L; Malden, Justin L; Hanifa, Yasmeen; Churchyard, Gavin J; Grant, Alison D; Charalambous, Salome
2013
Resistance to tenofovir-based regimens during treatment failure of subtype C HIV-1 in South Africa. (2013)
Hoffmann, Christopher J; Ledwaba, Johanna; Li, Jin-Fen; Johnston, Victoria; Hunt, Gillian; Fielding, Katherine L; Chaisson, Richard E; Churchyard, Gavin J; Grant, Alison D; Johnson, Jeffrey A; Charalambous, Salome; Morris, Lynn
Mortality associated with delays between clinic entry and ART initiation in resource-limited settings: results of a transition-state model. (2013)
Hoffmann, Christopher J; Lewis, James J; Dowdy, David W; Fielding, Katherine L; Grant, Alison D; Martinson, Neil A; Churchyard, Gavin J; Chaisson, Richard E
Eligibility for isoniazid preventive therapy in South African gold mines. (2013)
Lewis, James J; Fielding, Katherine L; Grant, Alison D; Chihota, Violet N; Popane, Flora; Luttig, Mariette; Muller, Dorothy; Coetzee, Leonie; Churchyard, Gavin J
Comparison of laboratory costs of rapid molecular tests and conventional diagnostics for detection of tuberculosis and drug-resistant tuberculosis in South Africa. (2013)
Shah, Maunank; Chihota, Violet; Coetzee, Gerrit; Churchyard, Gavin; Dorman, Susan E
Comparison of tenofovir, zidovudine, or stavudine as part of first-line antiretroviral therapy in a resource-limited-setting: a cohort study. (2013)
Velen, Kavindhran; Lewis, James J; Charalambous, Salome; Grant, Alison D; Churchyard, Gavin J; Hoffmann, Christopher J
2012
Spectrum of non-tuberculous mycobacteria identified using standard biochemical testing vs. 16S sequencing. (2012)
Chihota, VN; van Halsema, CL; Grant, AD; Fielding, KL; van Helden, PD; Churchyard, GJ; Gey van Pittius, NC
Outcomes following virological failure and predictors of switching to second-line antiretroviral therapy in a South African treatment program. (2012)
Johnston, Victoria; Fielding, Katherine L; Charalambous, Salome; Churchyard, Gavin; Phillips, Andrew; Grant, Alison D
"Proof-of-concept" evaluation of an automated sputum smear microscopy system for tuberculosis diagnosis. (2012)
Lewis, James J; Chihota, Violet N; van der Meulen, Minty; Fourie, P Bernard; Fielding, Katherine L; Grant, Alison D; Dorman, Susan E; Churchyard, Gavin J
