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Table 1 Prevalence of Plasmodium vivax among blood donors from haematology and haemotherapy services (HHS) detected by molecular diagnosis RT-PCR based on amplification of mitochondrial DNA

From: Real-time PCR diagnosis of Plasmodium vivax among blood donors

HHS

N

*Annual Parasite Incidence (Risk of malaria)

RT-PCR N (% positive)

HHS of Belém

72

0.5 (Low)

0 (0.0)

HHS of Marabá

111

5.7 (Low)

0 (0.0)

HHS of Santarém

121

3.5 (Low)

3 (2.5)

HHS of Abaetetuba

148

0.2 (Low)

5 (3.4)

HHS of Redenção

28

0.2 (Low)

0 (0.0)

HHS of Tucuruí

33

15.5 (Medium)

0 (0.0)

HHS of Altamira

82

17.5 (Medium)

0 (0.0)

Total

595

 

8 (1.34)

  1. * API: Annual Parasite Incidence (number of positive per 1,000 inhabitants; IPA<10: low; 10–49: medium, and ≥50 high) and risk of malaria in each area estimated in 2009 by Brazilian system in health surveillance.