Table 2.

Regression results for spatula-width versus body-mass analyses

PartitionScaling exponents
Comparison of analyses
Raw species valuesPhylogenetically corrected (ICs)
Dry−0.064 (ns); 95% CL (−0.16, 0.031); P = 0.19; df = 48−0.075 (ns); 95% CL (−0.21, 0.058); P = 0.26; df = 28ns
Wet−0.060 (ns); 95% CL (−0.26, 0.14); P = 0.54; df = 17−0.031 (ns); 95% CL (−0.15, 0.087); P = 0.59; df = 14ns
Branched0.040 (ns); 95% CL (−0.045, 0.13); P = 0.32; df = 330.040 (ns); 95% CL (−0.11, 0.19); P = 0.59; df = 15ns
Unbranched−0.17 (−); 95% CL (−0.27, −0.062); P = 0.003; df = 32−0.11 (ns); 95% CL (−0.22, 0.007); P = 0.065; df = 27*
Pooled−0.27 (−); 95% CL (−0.35, −0.20); P < 0.001; df = 66−0.086 (ns); 95% CL (−0.18, 0.007); P = 0.068; df = 42*
  • For an explanation, see the legend of Table 1. +, significant and positive relationship; −, significant and negative relationship; *, analyses yielded significantly different conclusions; ns, no significant relationship or no significant difference between analyses.