Modified Peroral Endoscopic Myotomy Technique for Type II Achalasia: A Multicenter Retrospective Study

Table 1

Patient characteristics.

Age, median (range), year	45 (31-64)
Female/male	18/13
Duration of symptoms, median (range), years	4 (2.6-8.7)
The length of LES, , mm
Eckardt score, median (range)	7 (5-10)
LESP, median (range), mmHg	31.6 (26.7-49.7)
IRP, median (range), mmHg	27.8 (20.6-47.5)
Previous treatment,
Botox injection	5 (16.1)
Pneumatic dilation	2 (6.5)
Bougie dilation	1 (3.2)
No treatment	23 (74.2)