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Table 3 Vector mosquito catches from the 50 collection houses in Kirare and the outcome of dissections

From: Lymphatic filariasis control in Tanzania: effect of six rounds of mass drug administration with ivermectin and albendazole on infection and transmission

 

Total

An. gambiae

An. funestus

Cx. quinquefasciatus

Pre-MDA period (11 months)*

    

  No. mosquitoes caught

8346

2335

3385

2626

  No. mosquitoes dissected

5396

1477

2080

1839

  No. with infection (% of dissected#)

187 (3.47)

56 (3.79)

94 (4.52)

37 (2.01)

  No. with L3 (% of dissected§)

77 (1.43)

20 (1.35)

48 (2.31)

9 (0.49)

  No. of L3

153

51

87

15

Post-MDA period 4 (9 months)**

    

  No. mosquitoes caught

1930

7

5

1918

  No. mosquitoes dissected

1830

5

4

1821

  No. with infection (% of dissected#)

6 (0.33)

0 (0.00)

0 (0.00)

6 (0.33)

  No. with L3 (% of dissected§)

1 (0.05)

0 (0.00)

0 (0.00)

1 (0.05)

  No. of L3

3

0

0

3

Post-MDA period 5 (13 months)***

    

  No. mosquitoes caught

5148

119

27

5002

  No. mosquitoes dissected

3976

71

23

3882

  No. with infection (% of dissected#)

9 (0.23)

0 (0.00)

0 (0.00)

9 (0.23)

  No. with L3 (% of dissected§)

4 (0.10)

0 (0.00)

0 (0.00)

4 (0.10)

  No. of L3

4

0

0

5

Post-MDA period 6 (12 months)****

    

  No. mosquitoes caught

8982

416

74

8492

  No. mosquitoes dissected

7713

387

74

7252

  No. with infection (% of dissected#)

2 (0.03)

0 (0.00)

0 (0.00)

2 (0.03)

  No. with L3 (% of dissected§)

1 (0.01)

0 (0.00)

0 (0.00)

1 (0.01)

  No. of L3

2

0

0

2

  1. Results shown are from the pre-MDA period and post-MDA periods 4-6. Results from post-MDA periods 1-3 are given in [6].
  2. * Nov-03 to Sep-04; ** Feb-09 to Oct-09; *** Nov-09 to Nov-10; **** Dec-10 to Nov-11.
  3. # Infection rate.
  4. § Infectivity rate.