'Team up against TB': promoting involvement in Thibela TB, a trial of community-wide tuberculosis preventive therapy.

Objective: To describe a programme of community education and mobilization to promote uptake in a cluster-randomized trial of tuberculosis preventive therapy offered to all members of intervention clusters.

Setting And Participants: Gold mines in South Africa, where tuberculosis incidence is extremely high, despite conventional control measures. All employees in intervention clusters (mine shaft and associated hostel) were invited to enrol.