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Table 3 Means of An. arabiensis density, man biting rate, Sporozoite rate, human biting index and entomological inoculation rate (EIR) during the different seasons in Koka and Um Salala villages, eastern Sudan, December 2005 to October 2006.

From: Pattern of malaria transmission along the Rahad River basin, Eastern Sudan

Season

Koka

Um Salala

 

Density

HBR

CSP (%)

EIR

Density

HBR

CSP (%)

EIR

Cool dry (November - February)

16.05

1.73

2.92

0.18

9.15

0.29

1.31

0.004

Hot dry (March - June)

2.05

0.17

6.25

0.01

0.15

0.00

0.00

0.000

Rainy (July - October)

22.6

5.12

12.26

0.71

18.70

0.57

1.68

0.011

P Value

0.453

0.544

0.981

0.543

0.414

0.492

0.090

0.536

  1. Density: female/hut, HBR: Human biting rate (bite/person/night), CSP: Sporozoite rate (No. CCSP positive/total tested), EIR: Entomological inoculation rate (infective bite/person/night).