Comparing Different Anesthesia Methods on Anesthetic Effect and Postoperative Pain in Patients with Early Gastric Cancer during Endoscopic Submucosal Dissection

Table 1

Clinical data in the simple and composite groups.

Index	Simple group (n = 30)	Composite group (n = 30)	t/χ^2
Age (years)	75.07 ± 4.127	75.17 ± 4.194	−0.093	0.926
Sex (male, %)	16 (53.33%)	15 (50%)	0.067	0.796
BMI (kg) (m^2)	20.47 ± 0.603	20.45 ± 0.625	0.137	0.892
ASA (I, %)	15 (50.00%)	16 (53.33%)	0.067	0.796
ESD time (h)	2.31 ± 0.180	1.78 ± 0.158	12.200