Table 2 Malaria cases (positive blood smears) and Annual Parasite Index (API) in Indian reserves and environmental zones of Rondônia State, Brazilian Amazon.
From: Spatial heterogeneity of malaria in Indian reserves of Southwestern Amazonia, Brazil
Indian reserve | 2003 | 2004 | 2005 | 2006 | Mean | ||||
|---|---|---|---|---|---|---|---|---|---|
Positive | API | Positive | API | Positive | API | Positive | API | API/1000 | |
Zone 1 – Guaporé/Madeira River basin* | |||||||||
Igarapé Lage | 54 15.30% | 174.76 | 33 2.09% | 106.80 | 61 7.96% | 197.41 | 141 9.66% | 456.31 | 233.82 |
Igarapé Ribeirão | 13 3.68% | 55.08 | 39 2.47% | 165.25 | 59 7.70% | 250.00 | 72 4.93% | 305.08 | 193.86 |
Karipuna | 21 5.95% | 840.00 | 10 0.63% | 400.00 | 0 0.00% | 0.00 | 4 0.27% | 160.00 | 350.00 |
Karitiana | 34 9.63% | 149.12 | 37 2.34% | 162.28 | 23 3.00% | 100.88 | 42 2.88% | 184.21 | 149.12 |
Kaxarary | 111 31.44% | 406.59 | 152 9.61% | 556.78 | 91 11.88% | 333.33 | 54 3.70% | 197.80 | 373.63 |
Pacaas Novas | 78 22.10% | 30.64 | 269 17.01% | 105.66 | 309 40.34% | 121.37 | 489 33.49% | 192.07 | 112.43 |
Rio Guaporé | 1 0.28% | 11.24 | 0 0.00% | 0.00 | 1 0.13% | 11.24 | 10 0.68% | 112.36 | 33.71 |
Sagarana | 1 0.28% | 3.83 | 6 0.38% | 22.99 | 4 0.52% | 15.33 | 2 0.14% | 7.66 | 12.45 |
Subtotal | 313 | 78.90 | 546 | 137.64 | 548 | 138.14 | 814 | 205.19 | 139.97 |
Zone 2 – Pacaas-Novos plateau** | |||||||||
Rio Branco | 3 0.85% | 5.57 | 5 0.32% | 9.28 | 103 13.45% | 191.09 | 44 3.01% | 81.63 | 71.89 |
Uru-Eu-Wau-au | 12 3.40% | 53.10 | 7 0.44% | 30.97 | 12 1.57% | 53.10 | 31 2.12% | 137.17 | 68.58 |
Subtotal | 15 | 19.61 | 12 | 15.69 | 115 | 150.33 | 75 | 98.04 | 70.92 |
Zone 3 – Ji-Paraná/Aripuanã River basins*** | |||||||||
Igarapé Lourdes | 16 4.53% | 36.20 | 7 0.44% | 15.84 | 7 0.91% | 15.84 | 9 0.62% | 20.36 | 22.06 |
Roosevelt | 4 1.13% | 6.07 | 1001 63.31% | 1518.97 | 92 12.01% | 139.61 | 549 37.60% | 833.08 | 624.43 |
Sete de Setembro | 4 1.13% | 4.83 | 13 0.82% | 15.68 | 3 0.39% | 3.62 | 12 0.82% | 14.48 | 9.65 |
Tubarão Latundê | 1 0.28% | 5.85 | 2 0.13% | 11.70 | 1 0.13% | 5.85 | 1 0.07% | 5.85 | 7.31 |
Subtotal | 25 | 11.90 | 1023 | 486.91 | 103 | 49.02 | 571 | 271.78 | 204.90 |
Total | 353 100% | 51.66 | 1581 100% | 231.38 | 766 100% | 112.10 | 1460 100% | 213.67 | 152.20 |