Table 2. Clinical outcomes stratified according to type of esophageal motility disorder.

Outcome	EGJOO	DES/JH	P -value
	(n = 15)	(m = 35)
Improvements in chest pain (%, 95 %CI)	88.9 (51.7 – 99.7)	87 (66.4 – 97.2)	0.88
Clinical success (%, 95 %CI)	93.3 (68.1 – 99.8)	84.9 (68.1 – 94.9)	0.41
Mean post POEM Eckardt score, mean (95 % CI)	1.0 (0.55 – 1.68)	1.9 (1.41 – 2.42)	0.24
Post-POEM symptomatic reflux (%, 95 %CI)	35.7 (12.8 – 64.9)	16.1 (5.5 – 33.7)	0.14
Median length of hospitalization (days, IQR)	3 (1 – 4)	2 (1.5 – 5.5)	0.85
Median length of follow-up (days, IQR)	195 (139 – 617)	272 (36 – 500)	0.96
HRM performed post-POEM (%, 95 %CI)	93.3 (68.1 – 99.8)	60 (42.1 – 76.1)	0.02
Resolution of EGJOO/DES/JE on post-procedure HRM (%, 95 %CI)	71.4 (41.9 – 91.6)	90.5 (69.6 – 98.8)	0.14
Adverse events (%, 95 %CI)	13.3 (1.6 – 40.4)	20 (8.4 – 36.9)	0.71

SD, standard deviation; IQR, interquartile range; POEM, per oral endoscopic myotomy; EGJOO, esophagogastric junction outflow obstruction; DES, diffuse esophageal spasm; JE: jackhammer esophagus; HRM, high-resolution manometry