Academic journal article Bulletin of the World Health Organization

TB Epidemic

Academic journal article Bulletin of the World Health Organization

TB Epidemic

Article excerpt

The global tuberculosis epidemic is larger than previously estimated after the inclusion of new surveillance and survey data from India, according to the Global tuberculosis report 2016.

According to the WHO report released last month, there were an estimated 10.4 million new (incident) tuberculosis cases worldwide in 2015 (compared with 9.6 million in 2014). Six countries accounted for 60% of the estimated 10.4 million new cases: India, Indonesia, China, Nigeria, Pakistan and South Africa.

In 2015, there were an estimated 480 000 new cases of multidrug-resistant tuberculosis (MDR-TB), which means combined resistance to isoniazid and rifampicin, and an additional 100 000 new cases that were resistant to rifampicin (RR-TB), a common first-line treatment for tuberculosis.

MDR-TB and RR-TB patients require longer treatment than those with drug-susceptible disease and in 2013 only 52% of those starting treatment for these completed it successfully.

There were an estimated 1.4 million tuberculosis deaths in 2015, and an additional 400 000 deaths among HIV-infected tuberculosis patients, the report said. …

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