most common hospitalization for infants bronchiolitis
New AAP Bronchiolitis Guideline Drops Call for Certain Tests, Treatments. Updated Guidance Earns AAFP Endorsement. Bronchiolitis is the most common cause of hospitalization among infants during the first 12 months of life, according to a 2013 Pediatrics study(pediatrics.aappublications.org). That translates to about 100,000 bronchiolitis admissions a year in the United States, costing an estimated $1.73 billion.