. 2016 Oct 12;6:35177. doi: 10.1038/srep35177

Table 2. Meta-analysis of Association of Refractive Errors with Strabismus.

Type of exposure	No of Studies	Sample size	Overall effect			Heterogeneity		Egger’s	Reference
Type of exposure	No of Studies	Sample size	OR (95%CI)	z score	P Value	I²,%	Q (P)	Egger’s	Reference
Myopia	6	19597	3.22 (1.84–5.65)	4.09	<0.0001	65%	0.01	0.813	1,11,12,18,23,24
Hyperopia	6	20818	4.29 (1.67–10.99)	3.03	0.002	95%	<0.0001	0.541	1,11,12,18,23,24
Astigmatism	6	23541	3.27 (2.08–5.15)	5.13	<0.0001	76%	0.001	0.349	1,11,12,18,23,24
Anisometropia	6	23541	5.68 (2.44–13.23)	4.03	<0.0001	92%	<0.0001	0.505	1,11,12,18,23,24