Surgical planning after sleep versus awake techniques in patients with obstructive sleep apnea

Objective/Hypothesis This study examined correlations between surgical recommendations based on either drug-induced sleep endoscopy (DISE) or common awake examination methods in patients with obstructive sleep apnea syndrome (OSAS). Study Design Prospective, blinded, clinical trial at a university hospital. Methods An otorhinolaryngologist designed surgical plans for patients with OSAS after clinical examination, lateral cephalometry, the Muller maneuver, and Friedman staging. A second otorhinolaryngologist blinded to the previous plans made surgical recommendations after DISE. A third person tested agreement between the two sets of plans using Cohen's kappa statistic and the chi-squared te…