Table 1. Major influential fitness component costs to overall fitness cost and regression coefficients.

Fitness component cost	Coefficient	Estimated coefficient	Std. Error	t value	Pr(>|t|)	Significance
(Intercept)	α	−1.590681	1.376196	−1.156	0.299968
CRh2	β1	0.030426	0.003947	7.708	0.000587	***
CFec	β2	0.258139	0.044570	5.792	0.002161	**
CRe	β3	0.617304	0.116802	5.285	0.003232	**
CRl	β4	0.617594	0.132943	4.646	0.005605	**
CDa	β5	0.662258	0.185108	3.578	0.015914	*

*indicates significant at significant level of 0.05.

**indicates significant at significant level of 0.01.

***indicates significant at significant level of 0.001.