Observational Study
Copyright ©The Author(s) 2023.
World J Gastroenterol. May 28, 2023; 29(20): 3145-3156
Published online May 28, 2023. doi: 10.3748/wjg.v29.i20.3145
Table 5 Cut-off ratios obtained from the esophagus and stomach samples

Cut-off 1 (peak 2/peak 1)
Cut-off 2 (peak 3/peak 1)
Esophagus0.652.0
Stomach1.852.0