Table 4.

Overall Effect Sizes for Group Differences on Cognitive-Linguistic and Eye-Gaze Mentalizing Tasks

Task Type	Comparisons	Ka	Hedges’ g	95% CI	z	P	Q-test P
Verbal	HC-SCZ	11	0.99	0.78–1.20	9.15	.00**	.05
	HC-ASD	10	1.05	0.60–1.50	4.58	.00**	.00**
Visual	HC-SCZ	16	0.73	0.56–0.90	8.36	.00**	.06
	HC-ASD	11	0.81	0.48–1.14	4.83	.00**	.00**

Note: ASD, autism spectrum disorders; HC, healthy control; SCZ, schizophrenia.^aThe number of studies included.p < .01