Evaluation of bronchoscopic direct vision glottis anesthesia method in bronchoscopy

Table 1 Comparison of hemodynamic indices between two groups of patients undergoing bronchoscopy

Group	No.	SBP (mmHg)			DBP (mmHg)			HR (/min)			SpO2 (%)
		T1	T2	T3	T1	T2	T3	T1	T2	T3	T1	T2	T3
Case	50	118.02 ± 8.69	119.05 ± 8.01	119.35 ± 6.66	84.57 ± 5.38	84.68 ± 6.04	84.53 ± 4.97	73.58 ± 7.36	74.25 ± 5.18	74.38 ± 5.31	97.35 ± 2.35	97.36 ± 2.21	97.42 ± 2.36
Control	50	119.25 ± 7.95	127.05 ± 7.83a	128.39 ± 6.56a	84.35 ± 6.35	92.42 ± 5.57a	92.57 ± 6.02a	74.05 ± 6.57	88.32 ± 5.72a	88.42 ± 5.69a	97.41 ± 2.27	94.35 ± 2.16a	94.38 ± 2.69a
t value	-	-0.738	-5.05	-6.838	0.187	-6.661	-7.283	-0.337	-12.892	-12.756	-0.13	6.887	6.007
P value	-	0.462	< 0.001	< 0.001	0.852	< 0.001	< 0.001	0.737	< 0.001	< 0.001	0.897	< 0.001	< 0.001

^aP < 0.05.

The control group received lidocaine nebulized inhalation anesthesia; the observation group received bronchoscopic direct vision glottis anesthesia. SBP: Systolic blood pressure; DBP: Diastolic blood pressure; HR: Heart rate; SPO₂: Oxygen saturation.