Results
glottis
BLIND
A total of 60 eligible patients were recruited in this study, involving 14 (23.3%) males and 46 (76.7%) females. Their average age, height, body weight and body mass index (BMI) were 51.2 years, 162.7 cm, 63.1 kg and 23.0 kg mThe OPLP (P2) obtained by the up-down optimized glottic exposure manoeuvre was significantly higher than that by blind insertion manoeuvre (P1) (Compared with blind insertion manoeuvre, the up-down optimized glottic exposure manoeuvre obtained a significantly better view of the glottis (