Fig. 2

Forest plot for comparison of rate of esophageal intubation based on the type of studies between video laryngoscope (VL) and direct laryngoscope (DL). M-H, Mantel-Haenszel
Forest plot for comparison of rate of esophageal intubation based on the type of studies between video laryngoscope (VL) and direct laryngoscope (DL). M-H, Mantel-Haenszel