Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Investigator), Primary Purpose: Prevention
Emergence cough was defined as the cough occurrence during peri-extubation period, from sevoflurane discontinuation to 5 min after extubation. The severity of cough was assessed and recorded by the following cough grading system: Grade 0, no cough; Grade 1, single cough with mild severity; Grade 2, cough persistence less than 5 s with moderate severity; Grade 3, severe, persistent cough for more than 5 s (bucking).
from discontinuation of anesthetic agent (sevoflurane) to 5 min after extubation.
South Korea: Institutional Review Board