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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.
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BMC Infectious Diseases

ISSN: 1471-2334

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