A first attempt to prevent amblyopia and squint by spectacle correction of abnormal refractions from age 1 year.
Spectacle correction of unusually hypermetropic refractions from age 1 year did not reduce the incidence of squint or amblyopia, nor did it lead to a reduction in the severity of residual amblyopia after subsequent occlusion.
D000367:Age Factors; D000550:Amblyopia / Q000517:prevention & control*; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D005139:Eyeglasses; D006801:Humans; D007223:Infant; D011897:Random Allocation; D013285:Strabismus / Q000517:prevention & control*