Table 2.

Efficacy of intubation.

Number of attempts	Device
	Macintosh laryngoscope		Truview Evo2		Totaltrack VLM
	n	%	n	%	n	%
1	32	80	33	82.5	35	87.5
2	33	82.5	40	100	40	100
3	37	92.5	—		—