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TB and poverty agenda in WPR. WHO/WPRO Stop TB. Percentage of population living below US$1 a day. TB and poverty. 98% of 1.8 million TB deaths per year in developing countries. TB mortality rate 3 X higher in rural poor China than in more developed urban areas.
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TB and poverty agenda in WPR WHO/WPRO Stop TB
TB and poverty • 98% of 1.8 million TB deaths per year in developing countries. • TB mortality rate 3 X higher in rural poor China than in more developed urban areas. • ARI in the Philippines 2.5 times higher among urban poor than urban non-poor. • Mexico and South Africa: no difference in socio-economic status between TB patients and non TB patients living in the same community
TB incidence weakly related to social and economic variables: infant mortality 6.5 6.0 5.5 AF AS 5.0 CA 4.5 estimated TB incidence (log-transformed) EE SA 4.0 US WP 3.5 ME 3.0 WE Series10 2.5 2.0 1.5 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 Infant mortality rate 1991 (log-transformed)
TB prevalence among poor and non-poor, Philippines Source: Philippines NTP, 2000
S(+) prevalence rates: China Source: World Bank, 2000
Prevalence of s(+) TB by ethnic group in China in 2000 Source: Ministry of Health of China, 2000
Poverty and TB • Vulnerability to severe disease and death from TB • Delaying access to care • Inhibiting treatment adherence • Overcrowding associated with infection and outbreaks of TB • TB burden higher where poverty is higher
S(+) TB notification rates versus income in Vietnam provinces Source: Ministry of Health of Vietnam, 2003
TB notification rates and ethnic groups in Vietnam provinces Source: Ministry of Health of Vietnam, 2003
TB notification rates and poverty in Cambodian provinces Source: Ministry of Health of Cambodia, 2002
TB notification and poverty • TB notification is lower where poverty is higher in Vietnam • TB notification is at a similar level between poorer and less poor areas in Cambodia
Poor compared to non-poor communities: Higher TB prevalence Lower or similar case notification rates Lower TB Case Detection Rate in poorer areas Poverty and TB Case Detection Rate
Expansion may not be enough Detection ‘The Missing Cases’ Coverage
Progress in 2004Objective 1: Reaching the 70/85/100 targets *2004 figures are for high burden countries which account for 90% of the TB burden
Impact of scenariosD70 and Dincreased on prevalence Decline in prevalence 300 250 200 rate per 100,000 D70 150 Dincreased 100 50 0 1990 1995 2000 2005 2010 2015 2020