Table 7.

Results for assessing publication bias using the Begg’s and Egger’s tests for included studies for different acoustic measures.

Measure	Begg’s test		Egger’s test
	p value	Z value	p value	Bias	95% CI for bias
Pitch range	0.091	1.69	0.062	− 5.31	[− 10.92, 0.29]
Duration	0.118	1.56	0.053	− 3.24	[− 6.53, 0.046]
Intensity	0.324	0.99	0.144	− 4.95	[− 11.85, 1.94]
Mean pitch	0.928	0.09	0.932	0.17	[− 4.01, 4.34]
Pitch standard deviation	0.583	0.55	0.219	3.19	[− 2.19, 8.57]
Pitch variability	0.668	0.43	0.399	− 1.67	[− 5.66, 2.32]
Speech rate	0.734	0.34	0.653	1.72	[− 12.43, 15.78]