Table 3.

Results of the second phase (retention of skills, after 6 months)

	LMA-Classic	LMA-Fastrach
Number, n	75	60
First evaluation
Time, s ± SD	55.6 ± 29.9†*	43.1 ± 34.7†*
Number of attempts, n, mean ± SD	2.0 ± 1.5	2.0 ± 1.3
Tidal volume ≤ 150 ml, n (%)	11 (14.7)	10 (16.4)
Tidal volume (ml), mean ± SD	556 ± 160†*	902 ± 389†
No Leakage, n (%)	59 (78.7)	45 (73.8)
Impossible placement, n (%)	2 (3.4)	2 (3.8)
Second evaluation
Time, s ± SD	23.5 ± 13.2*	26.6 ± 21.6*
Number of attempts, n, mean ± SD	1.1 ± 0.5	1.4 ± 0.9
Tidal volume ≤ 150 ml, n (%)	10 (13.3)	6 (9.8)
Tidal volume (ml), mean ± SD	765 ± 267†*	930 ± 290†
No Leakage, n (%)	64 (85.3)	53 (86.9)
Impossible placement, n (%)	2 (3.4)	2 (3.8)

^† Significant difference between LMA-Classic and LMA-Fastrach (p < 0.05)

* Significant difference between first and second evaluation (p < 0.05)