Correction: Evaluation the quality of bag-mask ventilation by E/C, T/E and hook technique (a new proposed technique) (BMC Anesthesiol, (2023), 23, (384), 10.1186/s12871-023-02349-w)

Abstract

Following publication of the original article [1], the authors reported an error found in figure 4 and an error under Materials and methods section. In figure 4 (Flowchart of the study) the “E/O” should be replaced by “T/E”. The corrected figure 4 is presented below. Fig. 4 Flow chart of the study (Corrected) In the method section, line 17, paragraph 4: “Increase ETCO2 to more than 20 mmHg 2O and return to baseline [6].” The “2O” should be deleted. The original article [1] has been updated.