Variables	Assessment
	Pre		Late post
	fi	%	fi	%	p*
Esophagitis					<0.001
Yes	30	75.0	3	10.3
No	10	25.0	26	89.7
Total	40	100.0	29	100.0
Axial hiatal hernia					<0.001
Yes	39	97.5	2	6.9
No	1	2.5	27	93.1
Total	40	100.0	29	100.0

Comparison of endoscopic findings from pre- and late postoperative (15 years)