Table 3.

Summary of linear mixed effects model analysis for physical fitness predictors of perceived fighting ability based on utterances and roars.

	Predictors	Estimate	t	p	95% CI
Utterances	Age (yrs)	0.024	0.923	0.364	−0.027, 0.074
	Height (cm)	0.050	1.943	0.062	−0.00004, 0.010
	Weight (kg)	−0.010	−1.039	0.308	−0.028, 0.009
	FVC (l)	−0.277	−1.953	0.061	−0.556, 0.0001
	PEF (l)	0.016	0.323	0.749	−0.081, 0.113
	Handgrip strength (kp)	0.011	0.735	0.469	−0.019, 0.041
Roars	Age (yrs)	0.073	1.505	0.144	−0.022, 0.169
	Height (cm)	−0.044	−0.899	0.377	−0.138, 0.051
	Weight (kg)	0.017	0.971	0.340	−0.017, 0.052
	FVC (l)	0.402	1.496	0.146	−0.125, 0.929
	PEF (l)	−0.114	−1.223	0.232	−0.297, 0.069
	Handgrip strength (kp)	0.004	0.153	0.880	−0.052, 0.061