Table 1.

Incidence rates of malaria among the indigenous and the non-indigenous population, and the population attributable fraction of malaria among the indigenous population in Amazonas and surrounding regions

State/region	Total population	Population of indigenous people	Population of non-indigenous people	Overall annual average incidence rate	Annual average incidence rate among the indigenous population	Annual average incidence rate among the non-indigenous population	Indigenous population attributable fraction (%)
Amazonas	3341,143	126,236	3214,907	4142.72	12,976.02	3749.82	8.0
Alto Solimoes	230,744	47,496	183,248	4497.66	13,210.45	2239.37	50.0
Lower Amazonas	212,716	5418	207,298	358.13	996.59	341.44	5.0
Regions surrounding Manaus and Negro River (east)	1928,278	10,761	1917,516	2978.17	6819.55	2956.61	1.0
Regions surrounding Manaus and Negro River (west)	78,565	38,929	39,636	12,407.85	14,051.52	10,793.47	13.0
Middle Amazonas	144,074	368	143,706	3760.7	39,647.22	2638.65	3.0
Jurua River	113,439	3569	109,870	7255.33	18,262.31	6897.78	5.0
Madeira River	152,488	8274	144,214	8223.04	9911.53	8126.17	1.0
Negro River and Solimoes	241,341	2676	238,665	5800.41	12,268.38	5727.87	1.0
Purus River	109,802	4892	104,910	9644.27	23,802.81	8983.95	7.0
Triangulo	129,697	3853	125,844	7188.02	19,138.33	6822.13	5.0