Threshold level of Peptest in diagnosing gastroesophageal reflux disease with extraesophageal symptoms: Evidence from Vietnam.
Linh T NguyenTung D LeHoang Bao LongVung T VuThang D NguyenHue T M LuuPhuong N DoAnh Van NguyenLong Van DaoMattias LarssonLinus OlsonHang V DaoPublished in: JGH open : an open access journal of gastroenterology and hepatology (2023)
Patients with extraesophageal symptoms had a higher prevalence of positive Peptest. The optimum threshold level of 31.4 ng/mL had high sensitivity and moderate specificity to differentiate between patients with GERD and healthy controls.