From: Effect-site concentration of propofol required for LMA-Supreme™ insertion with and without remifentanil: a randomized controlled trial
Propofol + saline
Propofol + remifentanil
(n = 32)
(n = 26)
Oropharyngeal leak pressure (cm H2O)
22 (3) [21–23]
26 (6) [23–29]*
Fibreoptic position 4/3/2/1 n (%)
11(39)/1(4)/4(14)/12(43)
6(26)/3(13)/8(35)/6(26)