Predictive value of the El-Ganzouri multivariate risk index for difficult tracheal intubation: a comparison of Glidescope® videolaryngoscopy and conventional Macintosh laryngoscopy

The predictive value of the EGRI may have been underestimated due to limited accuracy of Macintosh laryngoscopy. Using videolaryngoscopy, the EGRI might be reconsidered as a decisional tool.