Posterior lingual lidocaine: A novel method to improve tolerance in upper gastrointestinal endoscopy

Table 3 Use of intravenous sedation, median (min, max)

	SWG (n = 40)	SPG (n = 40)	P value
Use of IV sedation (yes/no)	13/27	38/2	< 0.01
Meperidine dose (mg)	0 (0, 50)	25 (0, 75)	< 0.011
Midazolam dose (mg)	0 (0, 3)	2 (0, 4)	< 0.011

SWG: Swab group; SPG: Spray group; IV: Intravenous.

¹P value for difference between groups using Mann-Whitney test.