Sunday, October 19, 2025

Trend in Annual Risk of Tuberculous Infection in North India

Authors: Kamal Chopra, Vineet K. Chadha, Jitendra Ramachandra, Nishi Aggarwal

DOI: 10.1371/journal.pone.0051854

Abstract Summary

Large-scale tuberculin surveys in Northern India show promising progress against TB transmission. The annual risk of tuberculous infection in children dropped significantly from 1.9% to 1.1% over nine years (2000-2010), representing an 8% yearly decline rate.

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Study shows tuberculosis infection risk in North Indian children declined 8% annually from 1.9% to 1.1% between 2000-2010, coinciding with DOTS program expansion, though rates remain concerning.

The image is AI-generated for illustrative purposes only. Courtesy of Midjourney.

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