Table 2

Results of practical assessments

Combitube (n = 10)
 LMA (n = 10)


First
 Second
 First
 Second

visit
 visit
 visit
 visit
Successful insertions
 10
 10
 10
 9
Successful insertions
 10
 8
 8
 7
within 60 seconds



Required number of insertion attempts before success
     1
 10
 8
 5
 7
     2
2
 4
 2
     3

1
Number using correct



cuff volumes
 10
 10
 10
 8 (n = 9)
Number showing evidence



of ventilation
 10
 10
 10
 9 (n = 9)

Coles et al. Critical Care 2001 5(Suppl 1):P004   doi:10.1186/cc1075