1992年：0.37 cases per 100 000 population

In 1970, for example, Henan had
the highest annual incidence of malaria in China (17%;
10.22 million cases).

But in 1992, only 318 cases were reported
(0.37 cases per 100 000 population), and by 1993, Henan
achieved the consolidation phase (‘‘basic elimination’’), only one
step away from eradicatingthe disease