N Siegfried

Summary

Affiliation: UK Cochrane Centre
Country: UK

Publications

  1. pmc Research synthesis and dissemination as a bridge to knowledge management: the Cochrane Collaboration
    Jimmy Volmink
    Primary Health Care Directorate, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa
    Bull World Health Organ 82:778-83. 2004
  2. pmc Randomised controlled trials in Africa of HIV and AIDS: descriptive study and spatial distribution
    Nandi Siegfried
    UK Cochrane Centre, Oxford OX2 7LG
    BMJ 331:742. 2005
  3. ncbi request reprint HIV and male circumcision--a systematic review with assessment of the quality of studies
    N Siegfried
    South African Cochrane Centre, Medical Research Council, South Africa
    Lancet Infect Dis 5:165-73. 2005
  4. pmc Does male circumcision prevent HIV infection?
    Nandi Siegfried
    South African Nuffield Medical Fellow at the University of Oxford, Oxford, United Kingdom
    PLoS Med 2:e393. 2005
  5. ncbi request reprint Scope and geographical distribution of African medical journals active in 2005
    Nandi Siegfried
    Clinical Trials Service Unit, Oxford University and United Kingdom Cochrane Centre, Oxford, UK
    S Afr Med J 96:533-8. 2006
  6. ncbi request reprint The sensitivity and precision of search terms in Phases I, II and III of the Cochrane Highly Sensitive Search Strategy for identifying reports of randomized trials in medline in a specific area of health care--HIV/AIDS prevention and treatment interventio
    Anne Eisinga
    UK Cochrane Centre, Summertown Pavilion, Middle Way, Oxford, UK
    Health Info Libr J 24:103-9. 2007
  7. pmc African HIV/AIDS trials are more likely to report adequate allocation concealment and random generation than North American trials
    Nandi Siegfried
    Clinical Trial Service Unit, University of Oxford, Oxford, United Kingdom
    PLoS ONE 3:e3491. 2008
  8. ncbi request reprint Optimal time for initiation of antiretroviral therapy in asymptomatic, HIV-infected, treatment-naive adults
    Nandi Siegfried
    South African Cochrane Centre, South African Medical Research Council, PO Box 19070, Tygerberg, South Africa, 7505
    Cochrane Database Syst Rev 3:CD008272. 2010
  9. ncbi request reprint The cost of access to HIV treatment
    Paul Galatowitsch
    Science 314:1540-1; author reply 1540-1. 2006
  10. ncbi request reprint Cautious optimism for new HIV/AIDS prevention strategies
    Edward Mills
    Lancet 368:1236. 2006

Detail Information

Publications10

  1. pmc Research synthesis and dissemination as a bridge to knowledge management: the Cochrane Collaboration
    Jimmy Volmink
    Primary Health Care Directorate, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa
    Bull World Health Organ 82:778-83. 2004
    ..Finally, we highlight the need for increased investment in the preparation and maintenance of Cochrane reviews, particularly those that address health issues that are relevant to people living in low- and middle-income countries...
  2. pmc Randomised controlled trials in Africa of HIV and AIDS: descriptive study and spatial distribution
    Nandi Siegfried
    UK Cochrane Centre, Oxford OX2 7LG
    BMJ 331:742. 2005
    ..To identify and describe randomised controlled trials on HIV and AIDS conducted in Africa and to map their spatial distribution using exact geographic coordinates...
  3. ncbi request reprint HIV and male circumcision--a systematic review with assessment of the quality of studies
    N Siegfried
    South African Cochrane Centre, Medical Research Council, South Africa
    Lancet Infect Dis 5:165-73. 2005
    ..Although most studies show an association between male circumcision and prevention of HIV, these results may be limited by confounding, which is unlikely to be adjusted for...
  4. pmc Does male circumcision prevent HIV infection?
    Nandi Siegfried
    South African Nuffield Medical Fellow at the University of Oxford, Oxford, United Kingdom
    PLoS Med 2:e393. 2005
  5. ncbi request reprint Scope and geographical distribution of African medical journals active in 2005
    Nandi Siegfried
    Clinical Trials Service Unit, Oxford University and United Kingdom Cochrane Centre, Oxford, UK
    S Afr Med J 96:533-8. 2006
    ..To identify all African medical journals actively publishing in 2005, and to create a geodatabase of these to evaluate and monitor future journal activity...
  6. ncbi request reprint The sensitivity and precision of search terms in Phases I, II and III of the Cochrane Highly Sensitive Search Strategy for identifying reports of randomized trials in medline in a specific area of health care--HIV/AIDS prevention and treatment interventio
    Anne Eisinga
    UK Cochrane Centre, Summertown Pavilion, Middle Way, Oxford, UK
    Health Info Libr J 24:103-9. 2007
    ..To detect term(s) in the Cochrane Highly Sensitive Search Strategy (HSSS) that retain high sensitivity but improve precision in retrieving reports of trials in the PubMed version of medline...
  7. pmc African HIV/AIDS trials are more likely to report adequate allocation concealment and random generation than North American trials
    Nandi Siegfried
    Clinical Trial Service Unit, University of Oxford, Oxford, United Kingdom
    PLoS ONE 3:e3491. 2008
    ..We postulated that location may negatively impact on trial quality in regions where resources are scarce...
  8. ncbi request reprint Optimal time for initiation of antiretroviral therapy in asymptomatic, HIV-infected, treatment-naive adults
    Nandi Siegfried
    South African Cochrane Centre, South African Medical Research Council, PO Box 19070, Tygerberg, South Africa, 7505
    Cochrane Database Syst Rev 3:CD008272. 2010
    ..Practitioners and policy-makers may consider initiating ART at levels </= 350 cells/microL for patients who present to health services and are diagnosed with HIV early in the infection...
  9. ncbi request reprint The cost of access to HIV treatment
    Paul Galatowitsch
    Science 314:1540-1; author reply 1540-1. 2006
  10. ncbi request reprint Cautious optimism for new HIV/AIDS prevention strategies
    Edward Mills
    Lancet 368:1236. 2006