Which country has the highest rate of tuberculosis?
In 2020, the 30 high TB burden countries accounted for 86% of new TB cases. Eight countries account for two thirds of the total, with India leading the count, followed by China, Indonesia, the Philippines, Pakistan, Nigeria, Bangladesh and South Africa.
What countries have high tuberculosis?
The 30 high TB burden countries: Cambodia, the Russian Federation and Zimbabwe have transitioned out of the list; Gabon, Mongolia and Uganda have joined the list.
Where is TB most commonly found in the world?
Worldwide, TB is most common in Africa, the West Pacific, and Eastern Europe. These regions are plagued with factors that contribute to the spread of TB, including the presence of limited resources, HIV infection, and multidrug-resistant (MDR) TB. (See Epidemiology.)
Which five countries are least affected by TB?
The lowest rates, that is the countries least affected by TB are found mostly in high income countries, including most countries in Western Europe. Canada, the United States of America, Australia & New Zealand also have among the lowest rates.
Who is most at risk for tuberculosis?
Close contacts of a person with infectious TB disease. Persons who have immigrated from areas of the world with high rates of TB. Children less than 5 years of age who have a positive TB test. Groups with high rates of TB transmission, such as homeless persons, injection drug users, and persons with HIV infection.
Is China a high risk TB country?
Over the last 30 years, China has significantly reduced TB incidence and mortality. However China is still among the 30 high-burden tuberculosis countries in the world, and TB remains a public health concern.
Is South Africa high risk for TB?
In 2015, the largest number of new TB cases occurred in Asia, with 61% of new cases, followed by Africa, with 26% of new cases. In 2015, 87% of new TB cases occurred in the 30 high TB burden countries. Six countries accounted for 60% of the new TB cases: India, Indonesia, China, Nigeria, Pakistan, and South Africa.
How common is tuberculosis in the world?
What is the global impact of tuberculosis? In 2018, 1.7 billion people were infected by TB bacteria — roughly 23% of the world’s population. TB is the leading infectious disease killer in the world, claiming 1.5 million lives each year.
Why is TB more common in developing countries?
TB occurs more frequently among low-income people living in overcrowded areas and persons with little schooling (11). Poverty may result in poor nutrition which may be associated with alterations in immune function.
Where is TB found in nature?
tuberculosis, the causative agent of TB, has been the subject of much recent investigation, and it is thought that the bacteria in the genus Mycobacterium, like other actimomycetes, were initially found in soil and that some species evolved to live in mammals.