Sir.—We endorse the points made by Holm et al1 in their article on infant walkers and wish to add our particular concern regarding the use of these devices by the high-risk infants we see in our follow-up clinic. We have observed a substantial number of infants examined at 4 to 8 months chronologic age (corrected ages, 1 to 8 months) who have motor delays and abnormalities on neurologic examination that improve dramatically following the infants' removal from walkers. This clinical impression has led us to strongly counsel all parents against the use of these devices. Based on common sense and the logic expounded in the discussion of the article by Holm et al, we would reject the notion that a clinical study to demonstrate deleterious effects is needed to support such a recommendation.
The infant walker is an interesting phenomenon. It must have considerable convenience value, and parents