| C/L view grade | Intubation time | Result | Confirmation method |
---|---|---|---|---|
Subject 1 | 1 | 34Â s | + | Tracheal rings |
Subject 2 | 1 | 42Â s | + | Tracheal rings |
Subject 3 | 1 | 24Â s | + | Tracheal rings |
Subject 4 | NA | 23 s | – | NA |
Subject 5 | 1 | 16Â s | + | Tracheal rings |
Subject 6 | 1 | 43Â s | + | Tracheal rings |
Subject 7 | 3 | 108 s | – | NA |
Subject 8 | 2 | 25Â s | + | Tracheal rings |
Total | 5, grade 1; 1, grade 2; 1, grade 3; 0, grade 4; 1 NA | Average, 39.3Â s | 75Â % success, 25Â % fail | 6-tracheal rings, 2-NA |