With gentes | Without gentes | Statistical tests for log-transformed variables | ||||
---|---|---|---|---|---|---|
N | Mean (SE) | N | Mean (SE) | t-tests | ||
Analyses with species information | Log population density | 10 | -0.265 (0.444) | 69 | -2.078 (0.324) | t = 2.08, P = 0.041 |
Log CV of population density | 10 | 4.764 (0.190) | 69 | 5.274 (0.059) | t = 3.00, P = 0.004 | |
Phylogenetically independent contrasts | Beta (SE) | Corrected df | Regression through the origin | |||
Log population density | 0.258 (0.110) | 63 | t = 2.35, P = 0.022 | |||
Log CV of population density | -0.272 (0.110) | 63 | t = 2.49, P = 0.016 | |||
Analyses with genus information | N | Mean (SE) | N | Mean (SE) | t-tests | |
Log population density | 10 | 1.304 (0.308) | 21 | -0.960 (0.474) | t = 3.13, P = 0.004 | |
Log CV of population density | 10 | 4.353 (0.151) | 21 | 5.160 (0.111) | t = 4.22, P = 0.001 | |
Phylogenetically independent contrasts | Beta (SE) | Corrected df | Regression through the origin | |||
Log population density | 0.464 (0.164) | 27 | t = 2.82, P = 0.015 | |||
Log CV of population density | -0.580 (0.151) | 27 | t = 3.83, P = 0.001 |