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Table 2 Factors associated oocyst and sporozoite prevalence in Anopheline vectors in Rufiji and Kilombero-Ulanga Districts, January 2002-July 2004

From: Artemisinin-based combination therapy does not measurably reduce human infectiousness to vectors in a setting of intense malaria transmission

Variable

Oocyst prevalence

Sporozoite prevalence

 

OR [95% CI]

P value

OR [95% CI]

P value

District

    

     Kilombero-Ulanga

Referent

Referent

Referent

Referent

     Rufiji

0.72 [0.38-1.37]

0.31

2.51 [2.22-2.84]

<0.001

Period

    

     January 2002-February 2003

Referent

Referent

Referent

Referent

     March 2003-July 2004

1.09 [0.76-1.58]

0.63

1.44 [1.28-1.61]

<0.001

Anti-malarial in use

    

     SP

Referent

Referent

Referent

Referent

     AS + SP

3.91 [2.88-5.33]

<0.001

0.92 [0.72-1.18]

0.51

Anopheline species

    

     An. gambiae s.l

Referent

Referent

Referent

Referent

     An. funestus

1.19 [0.88-1.61]

0.26

0.96 [0.85-1.07]

0.45

  1. 95% CI = 95% confidence interval.
  2. SP = Sulphadoxine-pyrimethamine.
  3. AS + SP = Artesunate co-administered with sulphadoxine-pyrimethamine.