Treatment | Control | Total number caught | χ2-test | N | Mean % caught (± sem)1 | |
---|---|---|---|---|---|---|
T | C | |||||
no odour | no odour | 19 | 27 | P = 0.24 | 297 | 15.5 ± 3.0 |
worn sock | clean sock | 96 | 21 | P < 0.001 | 277 | 41.6 ± 7.9 |
yeast CO2 (7 g) | no odour | 186 | 29 | P < 0.001 | 279 | 77.0 ± 7.3 |
yeast CO2 (7 g) | ind. CO2 (15 ml/min) | 103 | 51 | P < 0.001 | 298 | 51.6 ± 8.5 |
yeast CO2 (7 g) + worn sock | worn sock | 96 | 62 | P = 0.007 | 278 | 55.5 ± 12.1 |
yeast CO2 (70 g) + worn sock | worn sock | 207 | 93 | P < 0.001 | 371 | 78.8 ± 10.8 |