Table 1.

Diagnosis of Plasmodium species by microscopy and PCR methods of 1751 malaria patients in Thailand.

	Microscopy-based detection
PCR-based detection	P.faciparum	P.vivax	P.malariae	P. ovale	P.falciparum and P.vivax	Negative	Total cases by PCR
P.falciparum	505	21	-	-	1	10	537
P.vivax	42	889	-	-	2	31	964
P.malariae	1	1	2	-	-	-	4
P.ovale	2	1	-	-	-	-	3
P.knowlesi	-	-	1	-	-	-	1
P.falciparum and P.vivax	110	81	-	-	5	4	200
P.falciparum and P.malariae	5	1	-	-	-	-	6
P.falciparum and P.ovale	2	-	-	-	-	-	2
P.falciparum and P.knowlesi	5	-	-	-	-	-	5
P.vivax and P.malariae	2	6	-	-	-	-	8
P.vivax and P.ovale	1	3	-	-	-	-	4
P.vivax and P knowlesi	-	4	-	-	-	-	4
P.malariae and P.ovale	-	-	-	-	-	1	1
P.falciparum, P.vivax and P.malariae	2	2	-	-	-	-	4
P.falciparum, P. vivax and P.ovale	2	3	-	-	-	2	7
P.falciparum, P.vivax, P.malariae and P.ovale	-	1	-	-	-	-	1
Total cases by microscopy	679	1013	3	0	8	48	1751