Table 1.

Results of LMM used to test for relationships between call duration and sequence size, call position, and call type

Factor	Estimate	SEM	t	P*
Intercept	0.333	0.009	35.228	<0.0001
Sequence size	−0.006	0.001	−5.041	<0.0001
Call position	0.003	0.001	1.841	0.0658
Call type†
Exhaled moan	1.280	0.015	85.754	<0.0001
Inhaled grunt	−0.037	0.010	−3.836	0.0001
Inhaled moan	0.535	0.013	40.636	<0.0001
Wobble	0.673	0.039	17.235	<0.0001

^*Bolded values indicate P < 0.05.

^†Exhale grunt was the reference level for call type.