Table 3.

Simple linear regressions examining each hormone's effect on speaking fundamental frequency across four time points.

Hormone	Phase	B	SE(B)	β	t	p	r 2
Estrogen	Follicular	0.150	0.070	.394	2.146	.042*	.156
	Ovulatory	0.117	0.041	.501	2.833	.009**	.251
	Luteal	0.182	0.056	.548	3.279	.003**	.301
	Ischemic	0.116	0.066	.344	1.759	.092 +	.119
Progesterone	Follicular	−9.454	9.297	−.196	−1.017	.319	.038
	Ovulatory	−4.462	7.852	−.113	−0.568	.575	.013
	Luteal	1.232	1.478	.161	0.834	.412	.026
	Ischemic	1.744	2.197	.160	0.794	.435	.026
Testosterone	Follicular	0.021	0.020	.207	1.080	.290	.043
	Ovulatory	0.013	0.017	.150	0.757	.456	.022
	Luteal	0.022	0.011	.375	1.983	.059 +	.141
	Ischemic	0.000	0.014	−.005	−0.025	.980	.000
Neuropeptide	Follicular	−49.095	18.309	−.473	−2.681	.013*	.223
	Ovulatory	−38.955	20.754	−.358	−1.877	.073 +	.128
	Luteal	−42.835	17.216	−.446	−2.488	.020*	.446
	Ischemic	−29.777	15.329	−.362	−1.943	.063 +	.131

⁺ p < .10.

^* p < .05.

^** p < .01.