Pressure changes in tapered and cylindrical shaped cuff after extension of head and neck: A randomized controlled trial

Table 1 Patient characteristics and intraoperative data

Characteristics	Group C (n = 26)	Group T (n = 26)
Age, yr	40.7 ± 14.5	38.1 ± 16.1
Sex, M/F	14/12	16/10
Weight, kg	59.8 ± 9.7	61.5 ± 8.1
ASA (I/II/III)	10/14/2	13/12/1
Height, cm	165.7 ± 8.6	167.2 ± 8.6
Body mass index, kg/m2	21.6 ± 1.4	21.9 ± 1.2
Duration of surgery, min	154.5 ± 45.1	148. 4 ± 55.7

Values are presented as mean ± standard deviation or number. American Society of Anesthesiologists physical status I (a normal healthy patient), II (a patient with mild systemic disease) III (a patient with severe systemic disease). Group C: Conventional nasal endotracheal tube; Group T: TaperGuard nasal endotracheal tube; ASA: American Society of Anesthesiologists physical.