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Table 1 Incidence of the radiologically defined malposition vs. correct position according to the size of LMAU

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%

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%

  1. Explanatory text: 2 patients with unspecified LMAU size were excluded from analysis (one LMAU was in malposition A and one in radiologically correct position)