Correction: BMC Anesthesiol 23, 384 (2023)

https://doi.org/10.1186/s12871-023-02349-w


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)

figure a

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.