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Table 5 Linear regression results between all variables after controlling for the phylogenetic non-independence. N is the number of independent contrasts.

From: Negative density-distribution relationship in butterflies

Dependent variable Independent variable N Slope r 2 P
Density Distribution 45 -1.13 0.67 0.000
Distribution Body size 45 -0.72 0.01 0.513
Distribution Range position 42 1.62 0.58 0.000
Distribution Dispersal ability 45 0.80 0.76 0.000
Distribution Larval specificity 14 0.46 0.55 0.002
Distribution Habitat breadth 17 0.47 0.48 0.002
Density Body size 45 1.92 0.03 0.232
Density Range position 42 -1.90 0.30 0.000
Density Dispersal ability 45 -1.04 0.54 0.000
Density Larval specificity 14 -0.51 0.59 0.000
Density Habitat breadth 17 -0.71 0.45 0.002