PICO criteria
The PICO criteria for the present review were as follows:
· Patients: Cleft palate or cleft lip and palate children with RAOM and/or OME · Intervention: Adenoidectomy (with or without tonsillectomy) · Comparison: Compared with no treatment for the condition · Outcome: Resolution of OME, improvement of ORCHL, or reduction of acute otitis media episodes