Table 3.

Relationship between spectral call parameters (Pearson's correlation coefficient)

Parameter	N = 5	Fundamental frequency	Peak frequency	DFB	DFA1	DFA2	DFA3
Fundamental frequency	r		−0.736	0.124	0.267	0.548	0.544
	P		0.156	0.842	0.664	0.339	0.730
Peak frequency	r	−0.736		−0.062	−0.010	0.345	0.213
	P	0.156		0.922	0.988	0.569	0.343
DFB	r	0.124	−0.062		0.709	0.719	0.765
	P	0.842	0.922		0.180	0.171	0.132
DFA1	r	0.267	−0.010	0.709		0.935	0.930
	P	0.664	0.988	0.180		0.020	0.022
DFA2	r	0.548	−0.345	0.719	0.935		0.973
	P	0.339	0.569	0.171	0.020		0.005
DFA3	r	0.544	−0.213	0.765	0.930	0.973
	P	0.343	0.730	0.132	0.022	0.005

Values in italics depict significant and statistically significant results