Number of Individuals at Risk for Diseases Requiring Large-Scale Preventive Chemotherapy in the WHO Region of the Western Pacific (WPR) in 2006

Data are in thousands.
aAccording to MoH China, the total number of individuals at risk of STH is 130 million, downsizing the previous estimation of de Silva [14] based on the 1990 survey.
bThe disease prevalence is not transmitted or under the threshold requiring large-scale preventive chemotherapy.
cGlobal target of 75% reached.
dActivities conducted after 2006 and not included in the total.
eReports of transmission of the disease available in the country but no estimation of the population at risk available.
NA, not applicable.