Village health volunteer participation in tuberculosis control in southern thailand.

The study objectives were to compare the proportions of tuberculosis (TB) cases detected under a project launched in lower part of southern Thailand 1) by screener type [village health volunteer (VHV), health center staff, and hospital staff]; and 2) by region. Among 688 people with suspected TB symptoms referred to have sputum examination with or without chest radiograph, 55 (8%) were diagnosed of TB, including 44 (6%) smear-positive cases. The proportions of smear-positive cases among those screened by VHV, health center and hospital staff were 6.