A Comparison of Performance of Endotracheal Intubation Using the Levitan FPS Optical Stylet or Lary-Flex Videolaryngoscope in Morbidly Obese Patients

Table 3

Evaluation of preintubation conditions data of studied groups.

Group	Parameter	𝑁	Mean	95% CI		Median	Minimum	Maximum	Q1	Q3	SD	SE	𝑃 value Levitan versus Lary-Flex
Levitan	Mallampati scale	40	1.28	1.11	1.44	1.00	1.00	3.00	1.00	1.50	0.51	0.08	0.960896
	Thyromental distance	40	6.78	6.57	7.00	6.70	6.0	8.10	6.25	7.30	0.67	0.11	0.705785
Lary-Flex	Mallampati scale	39	1.28	1.12	1.45	1.00	1.00	3.00	1.00	2.00	0.51	0.08
	Thyromental distance	39	6.84	6.64	7.04	6.90	6.0	8.00	6.30	7.30	0.61	0.10

95% CI: confidence interval; Q1: quartile 1; Q3: quartile 3; SD: standard deviation; SE: standard error.