Marieke J van der Werf

Summary

Affiliation: KNCV Tuberculosis Foundation
Country: The Netherlands

Publications

  1. doi Lack of evidence to support policy development for management of contacts of multidrug-resistant tuberculosis patients: two systematic reviews
    M J van der Werf
    KNCV Tuberculosis Foundation, The Hague, The Netherlands
    Int J Tuberc Lung Dis 16:288-96. 2012
  2. pmc Prevalence of inappropriate tuberculosis treatment regimens: a systematic review
    M W Langendam
    Dutch Cochrane Centre, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
    Eur Respir J 39:1012-20. 2012
  3. pmc Insufficient quality of sputum submitted for tuberculosis diagnosis and associated factors, in Klaten district, Indonesia
    Mateus Sakundarno
    Department of Epidemiology, Faculty of Public Health, Diponegoro University, Semarang, Indonesia
    BMC Pulm Med 9:16. 2009
  4. pmc Improving detection and notification of tuberculosis cases in students in Shaanxi province, China: an intervention study
    Tianhua Zhang
    Shaanxi Provincial Institute for TB Control and Prevention, Xi an, Shaanxi Province, PR China
    BMC Public Health 11:147. 2011
  5. pmc Journeys to tuberculosis treatment: a qualitative study of patients, families and communities in Jogjakarta, Indonesia
    N Rintiswati
    Microbiology Department, Faculty of Medicine, Gadjah Mada University, Jogjakarta, Indonesia
    BMC Public Health 9:158. 2009
  6. pmc Factors associated with low cure rate of tuberculosis in remote poor areas of Shaanxi Province, China: a case control study
    Xianqin Ai
    The Department of Epidemiology, The Fourth Military Medical University, Xi an, Shaanxi Province, China
    BMC Public Health 10:112. 2010
  7. pmc Prevalence of tuberculosis drug resistance in 10 provinces of China
    Guang Xue He
    National Center for TB control and prevention, China Center for Disease Control and Prevention CDC, Beijing, PR China
    BMC Infect Dis 8:166. 2008
  8. pmc Default from tuberculosis treatment in Tashkent, Uzbekistan; who are these defaulters and why do they default?
    Epco Hasker
    Project HOPE Tuberculosis Control Program for the Central Asia Region, Almaty, Kazakhstan
    BMC Infect Dis 8:97. 2008
  9. pmc Infection control and the burden of tuberculosis infection and disease in health care workers in china: a cross-sectional study
    Guang Xue He
    National Center for TB control and prevention, China Center for Disease Control and Prevention, Changping District 102206, Beijing, China
    BMC Infect Dis 10:313. 2010
  10. pmc Risk factors for non-cure among new sputum smear positive tuberculosis patients treated in tuberculosis dispensaries in Yunnan, China
    Hua Jianzhao
    Yunnan Provincial Centers for Disease Control and Prevention, Yunnan, China
    BMC Health Serv Res 11:97. 2011

Collaborators

Detail Information

Publications36

  1. doi Lack of evidence to support policy development for management of contacts of multidrug-resistant tuberculosis patients: two systematic reviews
    M J van der Werf
    KNCV Tuberculosis Foundation, The Hague, The Netherlands
    Int J Tuberc Lung Dis 16:288-96. 2012
    ..Existing international guidelines provide different recommendations for the management of contacts of multidrug-resistant tuberculosis (MDR-TB) patients...
  2. pmc Prevalence of inappropriate tuberculosis treatment regimens: a systematic review
    M W Langendam
    Dutch Cochrane Centre, Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
    Eur Respir J 39:1012-20. 2012
    ..This article highlights the need to improve implementation of the WHO treatment of TB guidelines...
  3. pmc Insufficient quality of sputum submitted for tuberculosis diagnosis and associated factors, in Klaten district, Indonesia
    Mateus Sakundarno
    Department of Epidemiology, Faculty of Public Health, Diponegoro University, Semarang, Indonesia
    BMC Pulm Med 9:16. 2009
    ..In this study we aimed at assessing the quality of sputum in a district in Central Java and determining patient and health worker factors associated with submission of three good quality sputum samples...
  4. pmc Improving detection and notification of tuberculosis cases in students in Shaanxi province, China: an intervention study
    Tianhua Zhang
    Shaanxi Provincial Institute for TB Control and Prevention, Xi an, Shaanxi Province, PR China
    BMC Public Health 11:147. 2011
    ....
  5. pmc Journeys to tuberculosis treatment: a qualitative study of patients, families and communities in Jogjakarta, Indonesia
    N Rintiswati
    Microbiology Department, Faculty of Medicine, Gadjah Mada University, Jogjakarta, Indonesia
    BMC Public Health 9:158. 2009
    ..Many tuberculosis (TB) patients in Indonesia are diagnosed late. We seek to document patient journeys toward TB diagnosis and treatment and factors that influence health care seeking behavior...
  6. pmc Factors associated with low cure rate of tuberculosis in remote poor areas of Shaanxi Province, China: a case control study
    Xianqin Ai
    The Department of Epidemiology, The Fourth Military Medical University, Xi an, Shaanxi Province, China
    BMC Public Health 10:112. 2010
    ..However in 30 (28%) out of 107 counties of Shaanxi province the cure rate was below 85%. This study aimed to investigate patient and treatment characteristics associated with non-cure after tuberculosis (TB) treatment in these counties...
  7. pmc Prevalence of tuberculosis drug resistance in 10 provinces of China
    Guang Xue He
    National Center for TB control and prevention, China Center for Disease Control and Prevention CDC, Beijing, PR China
    BMC Infect Dis 8:166. 2008
    ..The emergence of drug-resistant tuberculosis (TB) hampers TB control. Ten provinces in China performed drug resistance surveys among tuberculosis (TB) patients in 1996-2004 to assess levels of drug resistance...
  8. pmc Default from tuberculosis treatment in Tashkent, Uzbekistan; who are these defaulters and why do they default?
    Epco Hasker
    Project HOPE Tuberculosis Control Program for the Central Asia Region, Almaty, Kazakhstan
    BMC Infect Dis 8:97. 2008
    ..Of 1087 pulmonary TB patients started on treatment in 2005, 228 (21%) defaulted. This study investigates who the defaulters in Tashkent are, when they default and why they default...
  9. pmc Infection control and the burden of tuberculosis infection and disease in health care workers in china: a cross-sectional study
    Guang Xue He
    National Center for TB control and prevention, China Center for Disease Control and Prevention, Changping District 102206, Beijing, China
    BMC Infect Dis 10:313. 2010
    ..We evaluated TB infection control practices, and the prevalence of latent TB infection (LTBI) and TB disease and risk factors in health care workers (HCW) in TB centers in Henan province in China...
  10. pmc Risk factors for non-cure among new sputum smear positive tuberculosis patients treated in tuberculosis dispensaries in Yunnan, China
    Hua Jianzhao
    Yunnan Provincial Centers for Disease Control and Prevention, Yunnan, China
    BMC Health Serv Res 11:97. 2011
    ..Cure rates in general are high, but they were below the target of 85% in 26 out of 129 counties in 2005. In these 26 counties we assessed which patient-related and treatment-related factors were associated with non-cure...
  11. pmc Obstacles for optimal tuberculosis case detection in primary health centers (PHC) in Sidoarjo district, East Java, Indonesia
    Chatarina U Wahyuni
    Department of Epidemiology, School of Public Health, Airlangga University, Surabaya, Indonesia
    BMC Health Serv Res 7:135. 2007
    ..We evaluated the diagnostic process for TB in primary health care centers (PHC) in Sidoarjo district to assess whether problems in identification of TB suspects or in diagnosing TB patients can explain the low CDR...
  12. pmc Targets for tuberculosis control: how confident can we be about the data?
    Marieke J van der Werf
    KNCV Tuberculosis Foundation, The Hague, Netherlands
    Bull World Health Organ 85:370-6. 2007
    ..Routine surveillance and vital registration systems need to be strengthened. We recommend that national TB prevalence surveys be performed in selected high-burden countries, in Africa in particular...
  13. pmc Evaluating tuberculosis case detection in Eritrea
    Marieke J van der Werf
    KNCV Tuberculosis Foundation, The Hague, The Netherlands
    Emerg Infect Dis 13:1497-9. 2007
    ..The CDR obtained from the survey was approximately 40%, whereas the CDR published by the World Health Organization was 3x lower (14%)...
  14. ncbi How to identify tuberculosis cases in a prevalence survey
    M J van der Werf
    KNCV Tuberculosis Foundation, The Hague, The Netherlands
    Int J Tuberc Lung Dis 12:1255-60. 2008
    ..Case definitions are ideally based on the combined results of symptom enquiry, CXR and bacteriology...
  15. ncbi TB-HIV co-infection in Eritrea
    M J van der Werf
    KNCV Tuberculosis Foundation, P O Box 146, 2501 CC The Hague, The Netherlands
    Int J Tuberc Lung Dis 11:823-6. 2007
    ..8%, 95%CI 7.6-16.1) were HIV-infected. Risk factors were age, urban residence and schooling level. The data indicate that, starting with the urban areas, it is time for Eritrea to introduce HIV testing of all TB patients...
  16. ncbi How to measure the prevalence of tuberculosis in a population
    Marieke J van der Werf
    KNCV Tuberculosis Foundation, The Hague, The Netherlands
    Trop Med Int Health 12:475-84. 2007
    ..Most surveys use comparable strategies. Alternatives strategies at lower cost need to be evaluated...
  17. ncbi Schistosomiasis control in Ghana: case management and means for diagnosis and treatment within the health system
    Marieke J van der Werf
    Department of Public Health, Erasmus MC, University Medical Center Rotterdam, P O B 1738, 3000 DR Rotterdam, The Netherlands
    Trans R Soc Trop Med Hyg 97:146-52. 2003
    ..Experience from other West African countries indicate that this is feasible...
  18. ncbi Measuring schistosomiasis case management of the health services in Ghana and Mali
    Marieke J van der Werf
    Department of Public Health, Erasmus MC, University Medical Center Rotterdam, The Netherlands
    Trop Med Int Health 9:149-57. 2004
    ..Considering these facts, it is questionable if passive case detection is a sufficient basis for effective schistosomiasis morbidity control, especially for S. mansoni infection...
  19. ncbi Diagnosis of urinary schistosomiasis: a novel approach to compare bladder pathology measured by ultrasound and three methods for hematuria detection
    Marieke J van der Werf
    Department of Public Health, Erasmus Medical Center, University Medical Center Rotterdam, PO Box 1738, 3000 DR Rotterdam, The Netherlands
    Am J Trop Med Hyg 71:98-106. 2004
    ..The simple questionnaire approach is not markedly inferior to the other techniques, making it the best option for field use...
  20. ncbi No effect of recall period length on prevalence of self-reported haematuria in Schistosoma haematobium-endemic areas
    Marieke J van der Werf
    Department of Public Health, Erasmus MC, University Medical Center Rotterdam, PO Box 1738, 3000 DR Rotterdam, The Netherlands
    Trans R Soc Trop Med Hyg 97:373-4. 2003
    ..This suggests that the choice of recall period is of minor importance in control programmes or studies based on reported haematuria...
  21. pmc Tuberculosis-HIV co-infection in Kiev City, Ukraine
    Marieke J van der Werf
    KNCV Tuberculosis Foundation, 2501 CC The Hague, The Netherlands
    Emerg Infect Dis 12:766-8. 2006
    ..The results were compared to information from medical records of 2002, when co-infection prevalence was 6.3%. Of 968 TB patients, 98 (10.1%) were HIV infected. TB-HIV co-infection is increasing, especially in injecting drug users...
  22. ncbi HIV testing practices of TB patients after introduction of a new testing policy in Kiev City, Ukraine
    M J van der Werf
    KNCV Tuberculosis Foundation, The Hague, The Netherlands
    Int J Tuberc Lung Dis 9:733-9. 2005
    ..The Kiev City Health Administration published a new policy for human immunodeficiency virus (HIV) testing of tuberculosis (TB) patients. According to this policy, all TB patients should be offered voluntary HIV testing after counselling...
  23. ncbi Health care seeking behaviour for tuberculosis symptoms in Kiev City, Ukraine
    M J van der Werf
    KNCV Tuberculosis Foundation, The Hague, The Netherlands
    Int J Tuberc Lung Dis 10:390-5. 2006
    ..Tuberculosis (TB) doctors in Kiev City have the impression that TB patients often present with advanced TB disease, and the mortality rate among TB patients is high. Delay in seeking health care may explain these observations...
  24. ncbi Quantification of clinical morbidity associated with schistosome infection in sub-Saharan Africa
    Marieke J van der Werf
    Department of Public Health, Erasmus MC, University Medical Center Rotterdam, PO Box 1738, 3000 DR, Rotterdam, The Netherlands
    Acta Trop 86:125-39. 2003
    ..mansoni) at 150000 and 130000 per year. Given the overall high number of cases with schistosomiasis-related disease and associated death, we conclude that schistosomiasis remains an important public health problem in sub-Saharan Africa...
  25. ncbi Quantitative evaluation of integrated schistosomiasis control: the example of passive case finding in Ghana
    Sake J de Vlas
    Department of Public Health, Erasmus MC, University Medical Center, Rotterdam, The Netherlands
    Trop Med Int Health 9:A16-21. 2004
    ..We therefore conclude that additional control activities, especially for high-risk groups, will remain necessary...
  26. pmc Extrapulmonary tuberculosis by nationality, The Netherlands, 1993-2001
    Lowieke A M te Beek
    KNCV Tuberculosis Foundation, The Hague, The Netherlands
    Emerg Infect Dis 12:1375-82. 2006
    ..The growth of the number of inhabitants with a non-Western ethnic background in the Netherlands explains the proportional growth of extrapulmonary TB. Physicians need to be aware of the changing clinical picture of TB...
  27. pmc Multidrug resistance after inappropriate tuberculosis treatment: a meta-analysis
    Marieke J van der Werf
    KNCV Tuberculosis Foundation, The Hague, Sweden
    Eur Respir J 39:1511-9. 2012
    ..It should be noted that only two studies provided data for the meta-analysis. The information can be used to advocate for adequate treatment for patients based on drug resistance profiles...
  28. ncbi Evaluation of staff performance and material resources for integrated schistosomiasis control in northern Senegal
    Marieke J van der Werf
    Department of Public Health, Erasmus University Rotterdam, Rotterdam, The Netherlands
    Trop Med Int Health 7:70-9. 2002
    ..The activities included additional training of doctors and nurses in symptom-based treatment and making praziquantel (PZQ) available for an affordable price...
  29. pmc Assessing tuberculosis case fatality ratio: a meta-analysis
    Masja Straetemans
    Unit Knowledge, Research and Policy, KNCV Tuberculosis Foundation, The Hague, The Netherlands
    PLoS ONE 6:e20755. 2011
    ..TB mortality is indirectly measured by multiplying estimated TB incidence with estimated case fatality ratio (CFR). We conducted a meta-analysis to estimate the TB case fatality ratio in TB patients having initiated TB treatment...
  30. ncbi Associating community prevalence of Schistosoma mansoni infection with prevalence of signs and symptoms
    Marieke J van der Werf
    Department of Public Health, Erasmus University Rotterdam, P O Box 1738, 3000 DR, Rotterdam, The Netherlands
    Acta Trop 82:127-37. 2002
    ..An influence on hepatosplenic morbidity is already present at low community prevalence of infection. For the aspecific symptom abdominal pain we did not find an association...
  31. pmc Tuberculosis elimination in the Netherlands
    Martien W Borgdorff
    KNCV Tuberculosis Foundation, The Hague, The Netherlands
    Emerg Infect Dis 11:597-602. 2005
    ..Under current epidemiologic conditions and control efforts, TB may not be eliminated...
  32. pmc Knowledge of tuberculosis-treatment prescription of health workers: a systematic review
    Marieke J van der Werf
    KNCV Tuberculosis Foundation, The Hague, The Netherlands
    Eur Respir J 39:1248-55. 2012
    ..The available studies show that there is a lack of knowledge of national or international TB treatment guidelines and recommendations. Generalisation of the findings to other settings and countries should be done with caution...
  33. pmc The effect of tuberculosis on mortality in HIV positive people: a meta-analysis
    Masja Straetemans
    Unit Research, KNCV Tuberculosis Foundation, The Hague, The Netherlands
    PLoS ONE 5:e15241. 2010
    ..Tuberculosis is a leading cause of death in people living with HIV (PLWH). We conducted a meta analysis to assess the effect of tuberculosis on mortality in people living with HIV...
  34. doi Patient delay determinants for patients with suspected tuberculosis in Yogyakarta province, Indonesia
    Willem A Lock
    Department of Public Health, Erasmus MC, University Medical Center, Rotterdam, The Netherlands
    Trop Med Int Health 16:1501-10. 2011
    ..The aim of this study was to assess these determinants in TB suspects (coughing for at least 2 weeks)...
  35. pmc Natural history of tuberculosis: duration and fatality of untreated pulmonary tuberculosis in HIV negative patients: a systematic review
    Edine W Tiemersma
    KNCV Tuberculosis Foundation, The Hague, The Netherlands
    PLoS ONE 6:e17601. 2011
    ..Furthermore, duration and case fatality of tuberculosis are key parameters in interpreting epidemiological data...
  36. ncbi The changing pattern of Kaposi sarcoma in patients with HIV, 1994-2003: the EuroSIDA Study
    Amanda Mocroft
    Royal Free Centre for HIV Medicine, Royal Free and University College Medical School, London, United Kingdom
    Cancer 100:2644-54. 2004
    ....