Annual risk of tuberculosis infection in Chennai city

Gopi, P.G.; Prasad, V.Venkatesh.; Vasantha, M.; Subramani, R.; Tholkappian, A.S.; Sargunan, D.; Narayanan, P.R.

Indian Journal of Tuberculosis 55(3): 157-161

2008


ISSN/ISBN: 0019-5707
PMID: 18807749
Document Number: 253855
Aim: To study the proportion of children infected with Mycobacterium tuberculosis in Chennai City, Tamil Nadu, India. Methodology: A cluster sampling methodology was adopted to select an estimated sample size of 7000 children from 5 corporation zones selected systematically from ten zones of the city. A total of 7098 children aged 1-9 years were subjected to Mantoux and test read; 1897 (27%) from slum area and 5201 (73%) from non-slum area.

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