Risk areas

Risk exists throughout the year in all areas of Irian Jaya and in rural areas of other islands (exceptions are metropolitan areas of Jakarta, Jogakarta, Surabaya, Medan, and Denpasar plus contiguous tourist beach areas of Bali). Chloroquine-resistant falciparum is confirmed, and chloroquine-resistant .. vivax is reported. Fansidar resistance is reported in several areas and resistance to mefloquine may occur. WHO reports that P. falciparum is responsible for 49% of cases. Java and Bali report a total of 16,000 cases annually, with an added 59,000 reported from the Outer Islands.