Hearing loss is more common than any other condition screened for at birth. As many as 3 to 4 out of every 1,000 babies in the United States are born with some level of hearing loss. Based on that estimate, 33 to 44 babies are born with hearing loss in South Dakota each year. 1-3-6 guidelines were developed to give a babies the best time frame to be screened, diagnosed, and begin receving services so they are likely to to reach full potential speech, language, and social skills.