From: Laryngeal mask airway Unique™ position in paediatric patients undergoing magnetic resonance imaging (MRI): prospective observational study
LMAU size
Malposition (A + B + C)
Radiologically correct position
p-value
N
%
n
LMAU 1.0
1
14.3%
6
85.7%
< 0.001
LMAU 1.5
10
50.0%
LMAU 2.0
20
18.0%
91
82.0%
LMAU 2.5
14
28.0%
36
72.0%
LMAU 3.0
3
37.5%
5
62.5%
LMAU 4.0
4
100.0%
0
0.0%