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Table 2 Comparisons of the mean times (minutes) of swarming activity in relation to sunset

From: Differences in timing of mating swarms in sympatric populations of Anopheles coluzzii and Anopheles gambiae s.s. (formerly An. gambiae M and S molecular forms) in Burkina Faso, West Africa

  An. coluzzi An. gambiae s.s.  
  mean se mean se t-test df p
Offset between swarm start and sunset 6.76 0.26 3.41 0.26 9.2515 979.98 <0.0001
Offset between swarm end and sunset 29.85 0.29 25.34 0.29 11.0077 752.92 <0.0001
Swarm duration 21.39 0.33 23.37 0.33 4.1444 775.62 <0.0001
  1. N = 500 for swarm start times, and 400 for swarm end times and swarm duration (see details in Table 1 legend). Note swarm end times were not recorded for 2009.