Table.

Study Population—Ophthalmologic Diseases

Ocular Disease	Number of Patients
Strabismus without amblyopia	29
Strabismus with amblyopia	7
Anisometropia with amblyopia	3
Chalazion	3
Aphakia	2
Duane syndrome	2
Ptosis without amblyopia	2
Ptosis with amblyopia	1
Aniridia	1
Congenital ocular melanocytosis	1
History of optic papillitis	1
Purulent conjunctivitis	1
Morbus Best	1
Color vision deficiency	1
Corneal scar with mild amblyopia	1
Alternate day squint	1
Megalopapilla	1
Chronic blepharoconjunctivitis	1
Phthisis bulbi after perforating ocular injury	1
Congenital hyperplasia of the pigment epithelium and epiretinal membrane	1

Preexisting ophthalmologic diseases of participants.