A cluster randomised control trial to evaluate the effectiveness of a community based programme to improve tuberculosis control in the agricultural sector of the Winelands Health District, South Africa (WELLINGTON trial)

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Summary

An innovative primary health care (PHC) project was recently developed in a high tuberculosis (TB) prevalence, rural area of the Western Cape. The project consisted of a strategy to introduce community based health care onto farms by training selected farm workers to work as community health workers (CHWs). As TB is a priority health problem in the area, the programme emphased strategies for TB case detection and case-holding.

The pilot project was evaluated by the Medical Research Council during 1996. It was described as a well designed, expertly managed primary health care intervention which significantly improved treatment outcomes. Dick J, Clarke M, Tibbs, J. Combating tuberculosis – lessons learnt from a rural community project in the Klein Drakenstein area of the Western Cape. S Afr Med J 1997; 87: 1042-1047. The health services are keen to replicate the model in the Winelands Health District and need to ascertain whether the intervention will be a cost-effective. This proposal is designed to evaluate the effectiveness of the intervention on TB case detection, caseholding and cure rates.

An independent economic evaluation will be undertaken by the South African Network for Economic Research in order to assess the costs, savings and benefits of the intervention compared to existing practices.



Click here to open protocol as a pdf file.  The file will open in Acrobat Reader.


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This page was last updated on 4th June 2004.