| Intubation success—abort after 30 s** | Intubation success—abort after 60 s | ||||
---|---|---|---|---|---|---|
Frequency | Percent | p-value* | Frequency | Percent | p-value* | |
Abort after 60Â s | ||||||
 Manikin A | ||||||
  Direct laryngoscopy | 21 | 100 |  | 21 | 100 |  |
  Storz cMac | 19 | 90 | *** | 21 | 100 | *** |
  Storz dBlade | 17 | 81.0 | *** | 19 | 90.5 | *** |
  Ambu King Vision | 18 | 85.7 | *** | 20 | 95.2 | *** |
 Manikin B | ||||||
  Direct laryngoscopy | 19 | 86.4 |  | 22 | 100 |  |
  Storz cMac | 20 | 90.9 | 1.000 | 21 | 95.5 | *** |
  Storz dBlade | 21 | 95.5 | .500 | 21 | 95.5 | *** |
  Ambu King Vision | 18 | 85.7 | 1.000 | 20 | 95.2 | *** |
 Manikin C | ||||||
  Direct laryngoscopy | 16 | 76.2 |  | 19 | 90.5 |  |
  Storz cMac | 16 | 76.2 | 1.000 | 20 | 95.2 | 1.000 |
  Storz dBlade | 20 | 95.2 | .125 | 20 | 95.2 | 1.000 |
  Ambu King Vision | 16 | 84.2 | 1.000 | 16 | 84.2 | 1.000 |