Table 1. Average rate of incidence of TB in the general population, indigenous and non-indigenous populations, and the population attributable fraction of TB in the indigenous populations in the health regions and state of Amazonas from 2007 to 2013.

State/Region	Area (km2)	Total populationa	Indigenous populationa	Average annual TB cases (CIb)	Average annual age and sex-adjusted incidence rate per 100,000 inhabitants (CIb)	Average annual incidence rate in the non-indigenous population per 100,000 inhabitants (CIb)	Average annual incidence rate in the indigenous population per 100,000 inhabitants (CIb)	Indigenous TB population attributable fraction (%)
Amazonas	1,559,148	3,483,985	168,680	2,189 (2,034–2,344)	62.4 (59–65)	61.5 (58–64)	81.1 (68–93)	1.5
Alto Solimões	213,235	224,094	61,901	105 (94–115)	51.1 (47–55)	42.3 (37–46)	54.2 (41–66)	7.0
Baixo Amazonas	68,382	214,881	11,993	98 (79–116)	46.7 (38–54)	42.6 (33–51)	76.0 (43–108)	4.2
Entorno (East)c	70,756	2,037,985	14,222	1,578 (1,433–1,723)	74.6 (69–79)	76.9 (72–81)	99.9 (70–129)	0.2
Entorno (West)d	294,432	81,760	48,133	55 (38–73)	70.5 (47–93)	30.7 (25–36)	95.2 (55–135)	54.4
Médio Amazonas	58,424	149,130	671	70 (56–85)	47.2 (37–56)	46.4 (37–55)	62.8 (43–81)	0.2
Rio Juruá	93,205	117,043	4,756	35 (30–42)	36.1 (29–42)	19.1 (13–24)	303.2 (138–468)	37.5
Rio Madeira	221,081	165,663	10,402	60 (46–75)	38.6 (28–48)	32.0 (22–41)	112.1 (37–186)	14.0
Rio N. Solimões	157,223	252,027	2,485	108 (89–127)	45.8 (37–53)	42.9 (36–48)	44.3 (8–80)	0.0
Rio Purus	250,417	118,314	8,235	38 (31–45)	34.8 (26–43)	30.3 (21–39)	65.4 (46–84)	7.7
Triângulo	131,990	123,088	5,882	40 (34–45)	35.9 (30–41)	32.0 (26–37)	21.9 (4–38)	-1.5

^a2010 census data.

^b95% Confidence Interval.

^cEntorno Manaus and Rio Negro (East).

^dEntorno Manaus and Rio Negro (West).