Skip to main content

Advertisement

Table 4 Vector mosquito catches from the 50 collection houses in Kirare, and the outcome of dissections

From: Lymphatic filariasis control in Tanga Region, Tanzania: status after eight rounds of mass drug administration

Period Months of collection No. collected (mean per month) Mean monthly biting rate No. dissected No. infecteda(% of dissected) No. infectiveb(% of dissected) Mean monthly transmission potential
Pre-MDA (Nov-03 to Sep-04) 11       
An. gambiae 2335 (212.3) 49.39 1477 56 (3.8) 20 (1.35) 1.90
An funestus 3385 (207.7) 71.3 2080 94 (4.5) 48 (2.31) 3.47
Cx. quinquefasciatus 2626 (238.7) 53.7 1839 37 (2.0) 9 (0.49) 0.69
Total 8346 (758.7) 174.3 5396 187 (3.5) 11 (1.43) 6.08
Post-MDA 6 (Dec-10 to Nov-11) 12       
An. gambiae 416 (34.7) 7.3 387 0 (0.0) 0 (0.0) 0.00
An funestus 74 (6.2) 1.4 74 0 (0.0) 0 (0.0) 0.00
Cx. quinquefasciatus 8492 (707.7) 153.9 7252 2 (0.03) 1 (0.01) 0.05
Total 8982 (748.5) 161.8 7713 2 (0.03) 1 (0.01) 0.05
Post-MDA 7c 2       
An. gambiae 24 (12.0) 5.2 19 0 0 -
An funestus 26 (13.0) 5.7 8 0 0 -
Cx. quinquefasciatus 104 (52.0) 22.7 98 0 0 -
Total 154 (77.0) 33.6 125 0 0 -
Post-MDA 8d 2       
An. gambiae 246 (123.0) 53.6 226 0 0 -
An funestus 0 (0.0) 0.0 0 0 0 -
Cx. quinquefasciatus 1454 (727.0) 316.8 1306 0 0 -
Total 1700 (850.0) 370.4 1532 0 0 -
  1. Mosquitoes were collected in all four hamlets of Kirare. Results shown are from the full pre-MDA and post-MDA 6 periods as well as from two months of collection during the peak mosquito seasons in 2012 and 2013. Results from the post-MDA 1–5 periods were given in [16],[18].
  2. aWith any larval stage (L1, L2, L3) of W. bancrofti; bWith L3 larval stage of W. bancrofti.
  3. cJune/July, 2012 (42 sampling nights; 420 trap nights); dMay/June, 2013 (42 sampling nights; 420 trap nights).