| Laryngeal Mask | Intubation Laryngeal Mask | Larynxtube | Combitube | Gum-elastic-bougie | Surgical airway |
---|---|---|---|---|---|---|
Hüter (Thuringia,D) [29] | 36 |  | 10 | 5 |  | 100 |
Schmid (Baveria, D) [24] | 26 | 7 | 26 | 18 | Â | 71 |
Genzwürker (Baden- Württemberg, D) [20] | 51 | 1 | 68,3* |  | 70 | |
Timmermann (Northern Germany) [26] | 37,1 | 6,1 | 15,5* | Â | 57,8 | |
Schmid (UK) [30] | 73 | 8 | 23* | 69 | 62 | |
Current study (DK) | 100 | 100 | 0 | 0 | 100 | 100 |