Journal ArticleOpen Access
Prevalence of sputum smear-positive tuberculosis in a rural area in Bangladesh
Authors
Author Affiliations
International Centre for Diarrhoeal Disease Research, Johns Hopkins University, International Vaccine Institute, BRAC
Published InEpidemiology and Infection
Year2006
Citations49
Abstract
The objective of the study was to determine the prevalence of smear-positive tuberculosis (TB) in a rural area in Bangladesh at Matlab. A TB surveillance system was established among 106,000 people in rural Bangladesh at Matlab. Trained field workers interviewed all persons aged > or = 15 years to detect suspected cases of TB (cough > 21 days) and sputum specimens of suspected cases were examined for acid-fast bacilli (AFB). Of 59,395 persons interviewed, 4235 (7.1%) had a cough for > 21 days. Sputum specimens were examined for AFB from 3834 persons, 52 (1.4%) of them were positive for AFB. The prevalence of chronic cough and sputum positivity were significantly higher among males compared to females (P < 0.001). The…
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