Safety and Efficacy of the Supine Position with the Right Shoulder Raised versus the Left Lateral Position in Peroral Endoscopic Myotomy for Achalasia: A Large-Sample Retrospective Study

Table 5

Binary logistic regression analysis of the occurrence of gas-related complications on course of disease, whether full-thickness myotomy, tunnel length and operative position.

	B	SE	Wald	v	p	Exp(B)	95% CI of Exp(B)
							Lower limit	Upper limit
Constant	−4.694	1.211	15.016	1	<0.001	0.009	—	—
Disease duration	0.012	0.020	0.348	1	0.555	1.012	0.973	1.051
Full-thickness myotomy	−0.214	0.383	0.312	1	0.577	0.807	0.381	1.711
Tunnel length	0.108	0.067	2.629	1	0.105	1.114	0.978	1.270
Operative position	0.966	0.369	6.874	1	0.009	2.629	1.276	5.413