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Table 2 Known Anopheles vector per man hour resting density (PMHRD) recorded during the study period (Oct 2013- Mar 2014)

From: Absence of asymptomatic malaria in a cohort of 133 individuals in a malaria endemic area of Assam, India

Months

 

Anopheles vectors

F (p)/R2

Variables

An. nivipes

An. minimus

An. annularis

An. vagus

An. aconitus

An. philippinensis

An. culicifacies

 

Oct 2013

Mean ± SEM

9.5 ± 1.7

1.3 ± 0.6

6.8 ± 1.8

15.5 ± 3.5

0.8 ± 0.5

NR

NR

10.0 (0.0004)/0.7

 

COV (%)

36.0

100.7

53.2

44.9

127.7

   
 

95 % CI

4.1–15.0

–0.8–3.3

1.0–12.5

4.5–26.6

−0.8–2.3

   

Nov 2013

Mean ± SEM

NR

NR

3.0 ± 0.8

3.0 ± 0.9

1.3 ± 0.5

1.3 ± 0.8

NR

2.1 (0.2)/0.3

 

COV (%)

54.4

60.9

81.7

120

  
 

95 % CI

0.4–5.6

0.1–5.9

−0.7–3.0

−1.1–3.6

  

Dec 2013

Mean ± SEM

NR

NR

1.5 ± 0.6

2.0 ± 0.4

1.0 ± 0.4

0.8 ± 0.5

NR

1.3 (0.3)/0.2

 

COV (%)

86.1

40.8

81.7

127.7

  
 

95 % CI

−0.6–3.6

0.7–3.3

−0.3–2.3

−0.8–2.3

  

Jan 2014

No known malaria vector recorded

Feb 2014

No known malaria vector recorded

Mar 2014

Mean ± SEM

NR

NR

0.3 ± 0.3

5.8 ± 2.5

NR

2.3 ± 0.7

0.5 ± 0.3

3.9 (0.04)/0.5

 

COV (%)

  

200

86.8

 

42.6

115.5

 
 

95 % CI

  

−0.5–1.0

−2.2–13.7

 

0.7–3.8

−0.4–1.4

 
  1. SEM standard error mean, NR not recorded, COV coefficient of variance, CI confidence interval