The Incidence of Malaria in 1996 and 1997 Amongst Temier Orang Asli at Post Piah, Sungai Siput, Perak
Occasionally, cases of mixed-infection of P. vivax and P. falciparum were also detected (12 in 1996 and 3 in 1997). One individual was infected with P. malariae in 1996. The degree of infection (parasites/uL blodd) were also decreased in 1997 as compared to 1996. In 1997, the proportion of cases with 500 P. vivax/uL blood was 83% as compared to 70% in 1996. Parasitic load as high as 10,000 - 29,000 P. vivax/uL blood was detected in 1996 (2.5%) but none in 1997. Similarly, P. falciparum infection did not exceed 2000 parasites/uL blood in 1997 while in 1996 parasitic load of > 2000 and > 10,000 P. falciparum/uL blood accounted for 20% and 10% respectively. The proportion of cases with