Malaria and its possible control on the island of Príncipe

Malaria Journal

Table 2 Number of cases and grade of malaria infection diagnosed at the hospital, Santo Antδnio, Príncipe, according to residence of the patient. (Grade 1 = 1–100 Grade 2 101–200; Grade 3 201–400; Grade 4 >400 parasites per 100 fields)

Locality		P. falciparum Grade				Proportion by grade				P. malariae
Locality	Neg	1	2	3	4	1	2	3	4	P. malariae
Beach	67	62	39	18	17	0.46	0.29	0.13	0.13	7
Interior	482	350	169	56	33	0.58	0.28	0.09	0.05	22
Roça	395	302	120	53	65	0.56	0.22	0.10	0.12	14
Town	1403	864	305	101	52	0.65	0.23	0.08	0.04	34
Unknown	334	243	108	46	32	0.57	0.25	0.11	0.07	21

ISSN: 1475-2875