Table 5:

POEM Series with Moderate- and Long-Term Follow-Up

Report (Year)	Patients	Follow-Up (Months)	Clinical Success+	EGJ Relaxation Pressure (mmHg) (Pre vs Post)	Distensibility Index (mm2/mmHg) (Pre vs Post)	Objective GERD++
Long-Term (>4 Years)
Campagna (2020)◊	114	55	88% (88/100)	33 vs 11	5 vs 1	33% (15/45)
Teitelbaum (2018)	36	65	83% (19/23)	23 vs 9	-	13% (2/16)
Li (2018)	564	49	87% (366/420)	28 vs 12	-	17% (58/341)
Moderate-Term (2–4 Years)
He (2019)	115	36	89% (69/78)	27 vs 13	-	-
Inoue (2015)	500	36	89% (54/61)	25 vs 12	-	24% (45/191)
Werner (2015)	80	29	79% (62/79)	32 vs 10	-	-

EGJ – Esophagogastric Junction GERD – Gastroesophageal Reflux Disease

^◊Current Study

⁺Eckardt Score ≤ 3 for entirety of study period

⁺⁺Endoscopic esophagitis or positive pH study