Table 4. Distribution of the cases according to the number of attempts of insertion of Ambu® Aura-i™.

No. of attempts	Group 1		Group 2
	No.	%	No.	%	P-value
1	33	82.5	35	87.5	0.059
2	5	12.5	4	10
3	2	5	1	2.5
Total	40	100	40	100