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Table 1 Intervals to the first and second ootheca productions from the imaginal molt in experimental groups

From: Group-housed females promote production of asexual ootheca in American cockroaches

Group Reproduction mode 1st ootheca production (mean ± SD) CV 2nd ootheca production (mean ± SD) CV Number
One female with one male sexual 10.5 (±2.5) 0.24 14.7 (±4.3) 0.29 17
One female asexual 13.2 (±4.7) 0.36 27.0 (±12.9) 0.48 44
Two females asexual 11.9 (±5.2) 0.44 22.0 (±7.5) 0.34 42
Three females asexual 10.4 (±2.9) 0.28 18.2 (±4.0) 0.22 51
Five females asexual 11.1 (±2.9) 0.26 18.1 (±3.5) 0.19 75
One female with one genitalia ablated male asexual 13.0 (±5.8) 0.44 26.3 (±9.1) 0.35 20
One female with two genitalia ablated males asexual 12.6 (±3.6) 0.28 26.6 (±4.9) 0.18 19
Three palpectomized females asexual 10.9 (±2.0) 0.19 19.6 (±4.3) 0.22 51
Three antennectomized females asexual 11.9 (±2.0) 0.17 20.8 (±3.5) 0.17 48
Three antennae and palpectomised females asexual 12.8 (±2.0) 0.15 22.4 (±4.7) 0.21 42
One female with periplanone-B asexual 12.6 (±3.1) 0.25 24.1 (±7.4) 0.31 41
  1. CV coefficient of variation