Table 3: Fiber-optic evaluation and number of participants in each visual scoring group.

 

 

LMA

I-gel

LTS

 

2

Vocal

cords

1

Laryngeal

structures

0

No laryngeal

structures

2

Vocal

cords

1

Laryngeal

structures

0

No laryngeal

structures

2

Vocal

cords

1

Laryngeal

structures

0

No laryngeal

structures

Nurse specialists

21

1

0

22

0

0

5

14

3

Paramedics

22

0

0

22

0

0

4

17

1

Anesthesia residents

22

0

0

22

0

0

8

13

1

 

Visualization of the vocal cords was rated with score 2, visualization of the laryngeal structures only with score 1, and no visualization of the laryngeal structures with score 0.