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

Table 6

Cardiovascular response to intubation attempts.

Group	Parameter		𝑁	Mean	95% CI		Median	Minimum	Maximum	Q1	Q3	SD	SE	𝑃 value Levitan versus Lary-Flex
Levitan	SPB	T1	40	119.03	114.14	123.91	119.00	94.00	143.00	105.50	130.50	15.29	2.42	0.197238
		T2	40	129.07	124.23	133.92	126.00	108.00	160.00	114.00	143.00	15.15	2.40	0.000000
	DBP	T1	40	74.25	70.81	77.69	72.50	50.00	94.00	66.50	80.50	10.76	1.70	0.007321
		T2	40	81.03	78.07	83.98	80.00	63.00	96.00	74.00	90.00	9.24	1.46	0.000000
	MAP	T1	40	102.88	97.86	107.89	101.00	71.00	132.00	94.00	110.00	15.69	2.48	0.000004
		T2	40	88.50	85.05	91.95	88.00	66.00	110.00	81.00	97.00	10.78	1.70	0.000000
	HR	T1	40	88.53	83.42	93.63	85.00	54.00	122.00	77.50	96.00	15.95	2.52	0.000000
		T2	40	75.88	71.89	79.86	77.50	54.00	105.00	65.00	85.00	12.46	1.97	0.000029
Lary-Flex	SBP	T1	39	113.97	106.40	121.55	119.00	73.00	165.00	94.00	130.00	23.38	3.74
		T2	39	102.51	97.31	107.71	101.00	71.00	143.00	94.00	118.00	16.04	2.57
	DBP	T1	39	66.05	60.48	71.62	61.00	40.00	98.00	52.00	83.00	17.19	2.75
		T2	39	58.69	54.68	62.70	58.00	42.00	98.00	50.00	64.00	12.37	1.98
	MAP	T1	39	81.18	75.51	86.85	78.00	54.00	112.00	66.00	98.00	17.48	2.80
		T2	39	73.13	68.83	77.42	73.00	52.00	112.00	64.00	78.00	13.25	2.12
	HR	T1	39	64.41	61.17	67.65	66.00	48.00	82.00	53.00	72.00	9.98	1.60
		T2	39	63.92	61.26	66.58	66.00	51.00	77.00	55.00	70.00	8.20	1.31

T1: preintubation (postinduction); T2: postintubation.