Is male condition corrected with song features in Dusky Warblers (Phylloscopus fuscatus)

Table 1 Analysis of the relationship of weight and sound parameters using linear logistic regression

Parameters	Standardized coefficients beta	t	p	95.0% confidence interval for B
Parameters	Standardized coefficients beta	t	p	Lower bound	Upper bound
Constant		6.688	0.000	6.879	12.953
Maximum trill quality	− 0.819	− 4.466	0.000	0.000	0.000
Mean number of syllables of songs	0.621	3.502	0.000	0.140	0.535
Maximum peak frequency of songs	− 0.392	− 3.710	0.001	− 0.001	0.000
Maximum high frequency of songs	0.397	3.759	0.001	0.000	0.001
Dependent variable: body mass

Sound parameters that entered the model were significantly correlated with weight

ISSN: 2053-7166