Figure 1

Cormack-Lehane grade at laryngoscopy by rapid sequence intubation (RSI) group. Data presented as proportion with 95% CI. There was a significant difference between groups in the proportions (P = 0.013, chi-square).
Cormack-Lehane grade at laryngoscopy by rapid sequence intubation (RSI) group. Data presented as proportion with 95% CI. There was a significant difference between groups in the proportions (P = 0.013, chi-square).