Table 2.
Intubation characteristics: Cormack and Lehane score, POGO score, and personal review of the participants; POGO, percentage of glottis opening; German school grading system with ratings from 1 (very good) to 6 (very poor)
| Cormack and Lehane score | POGO score | Personal review (German school grading system) | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Mean | SEM | p-value* | Mean | SEM | p-value* | mean | SEM | p-value* | |
| Manikin A | |||||||||
| Direct laryngoscopy | 1.2 | .1 | 77.1 | 3.7 | 2.2 | .1 | |||
| Storz cMac | 1.1 | .1 | .493 | 79.8 | 4.4 | .615 | 2.2 | .2 | .803 |
| Storz dBlade | 1.0 | .0 | .104 | 91.2 | 2.3 | .000 | 1.9 | .3 | .090 |
| Ambu King Vision | 1.0 | .0 | .104 | 93.6 | 2.2 | .000 | 1.9 | .2 | .137 |
| Manikin B | |||||||||
| Direct laryngoscopy | 1.9 | .2 | 40.2 | 6.3 | 2.7 | .2 | |||
| Storz cMac | 1.4 | .1 | .015 | 59.8 | 6.9 | .012 | 2.1 | .2 | .045 |
| Storz dBlade | 1.0 | .0 | .000 | 89.1 | 2.4 | .000 | 1.6 | .1 | .001 |
| Ambu King Vision | 1.0 | .0 | .000 | 94.3 | 2.2 | .000 | 1.5 | .2 | .000 |
| Manikin C | |||||||||
| Direct laryngoscopy | 2.7 | .2 | 12.8 | 4.2 | 4.0 | .3 | |||
| Storz cMac | 1.7 | .1 | .000 | 48.2 | 7.2 | .000 | 2.9 | .2 | .000 |
| Storz dBlade | 1.1 | .0 | .000 | 84.8 | 2.8 | .000 | 1.6 | .2 | .000 |
| Ambu King Vision | 1.1 | .1 | .000 | 83.4 | 4.4 | .000 | 2.4 | .3 | .000 |
* Level of significance compared to the DL at the same manikin