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Educational outreach visits to primary care nurses improved tuberculosis detection and treatment of obstructive lung disease

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Q Do educational outreach visits to nurse practitioners improve tuberculosis detection and management of respiratory illness in primary care clinics in rural South Africa?


Embedded ImageDesign:

cluster randomised controlled trial.

Embedded ImageAllocation:


Embedded ImageBlinding:

blinded (patients and data collectors).

Embedded ImageFollow up period:

1 and 4 months after intervention began.

Embedded ImageSetting:

40 large primary care clinics in Free State province, South Africa.

Embedded ImagePatients:

1999 patients ⩾15 years of age (mean age 45 y, 65% women) who had difficult breathing on presentation or in the past …

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  • For correspondence: Dr M Zwarenstein, St Michaels Hospital, Toronto, Ontario, Canada. merrick.zwarenstein{at}

  • Sources of funding: International Development Research Centre, Canada; Medical Research Council, South Africa; Free State Department of Health; and University of Cape Town Lung Institute.