Retrospective Cohort Study
Copyright ©The Author(s) 2023.
World J Gastrointest Endosc. Oct 16, 2023; 15(10): 593-601
Published online Oct 16, 2023. doi: 10.4253/wjge.v15.i10.593
Table 1 Baseline characteristics of peroral endoscopic myotomy and laparoscopic Heller myotomy patients at time of intervention

POEM (n = 15)
LHM (n = 15)
P value
Mean age in years (SD)54.2 (8.6)52.6 (7.3)0.74
Gender (% female)53531.0
Mean weight (lbs, standard deviation)183.3 (47)188.4 (25.3)0.26
Mean duration of symptoms (yr, SD)7.1 (6.8)7.3 (7.1)0.78
Achalasia subtype14/7/3/14/8/1/20.70
Prior botulinum toxin430.70
Pneumatic dilation771.0
Mean Eckardt score (SD)7.0 (2.9)5.8 (2.6)0.25
Symptom Score > 2, %
Weight loss67731
Dysphagia73731
Regurgitation67800.67
Chest pain20201