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Table 2.

Linear regression parameters of maximum relative running speed on body mass estimated from ordinary least-squares (OLS) and reduced major axis regression (RMA)

Linear regression estimates of Vmax/Lb=log a+b log(Mb)
b
Data setNaOLSRMAr2S.E.E.
All mammals 142 21.52 -0.17* (-0.19,-0.15) -0.21* (-0.23,-0.19) 0.692 0.190 
>30 kg 56 88.64 -0.46* (-0.53,-0.40) -0.52* (-0.58,-0.45) 0.808 0.131 
<30 kg 86 24.21 -0.09* (-0.12,-0.06) -0.17* (-0.20,-0.14) 0.271 0.153 
Linear regression estimates of Vmax/Lb=log a+b log(Mb)
b
Data setNaOLSRMAr2S.E.E.
All mammals 142 21.52 -0.17* (-0.19,-0.15) -0.21* (-0.23,-0.19) 0.692 0.190 
>30 kg 56 88.64 -0.46* (-0.53,-0.40) -0.52* (-0.58,-0.45) 0.808 0.131 
<30 kg 86 24.21 -0.09* (-0.12,-0.06) -0.17* (-0.20,-0.14) 0.271 0.153 

Values are shown as means with 95% confidence limits given in parentheses.

Values of scaling coefficient a were corrected following Sprugel(1983).

S.E.E., standard error of estimates.

*

P<0.001.

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