Figure 3.

The logistic regression model for the corresponding critical value of BMI in the 2 groups. Raw – means airway resistance; BMI – body mass index; SP – supine position group; LP – lithotomy position group.

The logistic regression model for the corresponding critical value of BMI in the 2 groups. Raw – means airway resistance; BMI – body mass index; SP – supine position group; LP – lithotomy position group.