Prospective Study
Copyright ©The Author(s) 2021.
World J Gastrointest Oncol. Jun 15, 2021; 13(6): 612-624
Published online Jun 15, 2021. doi: 10.4251/wjgo.v13.i6.612
Table 1 Group assignment of patients with simultaneous laryngopharyngeal and esophageal pH-metry (n = 33)
Restech pH-metryEsophageal pH-metry
Normal
Abnormal
Normal D (n = 4)A (n = 9)
AbnormalB (n = 0)C (n = 20)