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Table 2 Regression models testing for the most parsimonious associations with the relative trophic position of A. araneoides15N A. araneoides - δ15 Nbaseline).

From: Spurious and functional correlates of the isotopic composition of a generalist across a tropical rainforest landscape

model (independent factors) r2 SS p AIC
Leaf litter decomposition rate 0.056 0.13 0.610 -3.90
Log (mass, standing litter) 0.129 0.31 0.427 -4.47
Total soil P (0-10 cm depth) 0.129 0.31 0.430 -4.86
Colony size 0.277 0.66 0.225 -5.77
Colony growth 0.551 1.32 0.060 -9.11
Ant density 0.157 0.38 0.379 -4.70
Ant richness 0.206 0.49 0.307 -5.11
Colony growth, leaf litter decomposition rate 0.554 1.33 0.200 -7.15
Colony growth, log (mass, standing litter) 0.978 2.35 0.0005 -28.27*
Colony growth, total soil P 0.583 1.40 0.174 -7.62
Colony growth, litter-ant density 0.561 1.35 0.192 -7.27
Colony growth, litter-ant richness 0.571 1.37 0.184 -7.43
  1. The most parsimonious model is indicated by *. Negative relationships with relative trophic position are indicated by italics.