Table 3.

Predictors of men's vocal acoustic parameters—multiple regression results.

		study 1		study 2
		t	beta	t	beta
F0	height	−2.46*	−0.16	−2.39*	−0.66
	weight	0.05	<0.01	2.53*	0.94
	arm strength	0.71	0.06	−2.16*	−0.47
	physical aggression	1.19	0.08	—	—
	testosterone	−2.87**	−0.17	—	—
	F0 − s.d.	9.51***	0.60	5.09***	0.64
	Pf	0.15	0.01	1.15	0.17
F0 − s.d.	height	0.82	0.05	1.13	0.37
	weight	1.64	0.13	−1.15	−0.53
	arm strength	−1.78+	−0.14	1.01	0.26
	physical aggression	−2.53*	−0.16	—	—
	testosterone	1.56+	0.09	—	—
	F0	9.51***	0.58	5.09***	0.80
	Pf	1.52	0.10	−0.33	−0.05
Pf	height	−2.11*	−0.17	0.49	0.21
	weight	−0.79	−0.08	−1.45	−0.84
	arm strength	−1.43	−0.13	1.05	0.35
	physical aggression	−1.31	−0.10	—	—
	testosterone	1.06	0.08	—	—
	F0	0.15	0.01	1.15	0.32
	F0 − s.d.	1.52	0.14	−0.33	−0.08

⁺p < 0.1.

*p < 0.05.

**p < 0.01.

***p < 0.001.